# List of the oldest currently registered Internet domain names

This is a list of the oldest extant registered generic top-level domains used in the Domain Name System of the Internet.
Until late February 1986, Domain Registration was limited to organizations with access to ARPA. Public registration was revealed on Usenet on February 24, 1986.

## .com

| Rank | Date of registration | Domain | Registered to |
| 1 | March 15, 1985 | symbolics.com | Symbolics |
| 2 | April 24, 1985 | bbn.com | BBN Technologies |
| 3 | May 24, 1985 | think.com | Thinking Machines |
| 4 | July 11, 1985 | mcc.com | Microelectronics and Computer Technology Corporation |
| 5 | September 30, 1985 | dec.com | Digital Equipment Corporation |
| 6 | November 7, 1985 | northrop.com | Northrop Corporation |
| 7 | January 9, 1986 | xerox.com | Xerox |
| 8 | January 17, 1986 | sri.com | SRI International |
| 9 | March 3, 1986 | hp.com | Hewlett-Packard |
| 10 | March 5, 1986 | bellcore.com | Bell Communications Research |
| 11 | March 19, 1986 | ibm.com | IBM |
| 12 | March 19, 1986 | sun.com | Sun Microsystems |
| 13 | March 25, 1986 | intel.com | Intel |
| 14 | March 25, 1986 | ti.com | Texas Instruments |
| 15 | April 25, 1986 | att.com | AT&T |
| 16 | May 8, 1986 | gmr.com | General Motors Research Laboratories |
| 17 | May 8, 1986 | tek.com | Tektronix |
| 18 | July 10, 1986 | fmc.com | FMC Corporation |
| 19 | July 10, 1986 | ub.com | Ungermann-Bass |
| 20 | August 5, 1986 | bell-atl.com | Bell Atlantic |
| 21 | August 5, 1986 | ge.com | General Electric |
| 22 | August 5, 1986 | grebyn.com | Grebyn Corporation |
| 23 | August 5, 1986 | isc.com | Interactive Systems Corporation |
| 24 | August 5, 1986 | nsc.com | National Semiconductor |
| 25 | August 5, 1986 | stargate.com | Stargate Information Services |
| 26 | September 2, 1986 | boeing.com | Boeing |
| 27 | September 18, 1986 | itcorp.com | Interrupt Technology Corporation |
| 28 | September 29, 1986 | siemens.com | Siemens AG |
| 29 | October 18, 1986 | pyramid.com | Pyramid Technology |
| 30 | October 27, 1986 | alphacdc.com | Alpha Communications Development Corporation |
| 31 | October 27, 1986 | bdm.com | BDM Corporation |
| 32 | October 27, 1986 | fluke.com | Fluke Corporation |
| 33 | October 27, 1986 | inmet.com | Intermetrics |
| 34 | October 27, 1986 | kesmai.com | Kesmai |
| 35 | October 27, 1986 | mentor.com | Mentor Graphics |
| 36 | October 27, 1986 | nec.com | NEC Corporation |
| 37 | October 27, 1986 | ray.com | Raytheon |
| 38 | October 27, 1986 | rosemount.com | Rosemount Inc. |
| 39 | October 27, 1986 | vortex.com | Vortex Technology |
| 40 | November 5, 1986 | alcoa.com | Alcoa |
| 41 | November 5, 1986 | gte.com | General Telephone and Electronics |
| 42 | November 17, 1986 | adobe.com | Adobe Systems |
| 43 | November 17, 1986 | amd.com | Advanced Micro Devices (AMD) |
| 44 | November 17, 1986 | das.com | DA Systems, Inc. |
| 45 | November 17, 1986 | data-io.com | Data I/O Corporation |
| 46 | November 17, 1986 | octopus.com | Octopus Enterprises |
| 47 | November 17, 1986 | portal.com | Portal Communications Company |
| 48 | November 17, 1986 | teltone.com | Teltone Corporation |
| 49 | December 11, 1986 | 3com.com | 3Com Corporation |
| 50 | December 11, 1986 | amdahl.com | Amdahl Corporation |
| 51 | December 11, 1986 | ccur.com | Concurrent Computer Corporation |
| 52 | December 11, 1986 | ci.com | Cognition, Inc. |
| 53 | December 11, 1986 | convergent.com | Convergent Technologies |
| 54 | December 11, 1986 | dg.com | Data General |
| 55 | December 11, 1986 | peregrine.com | Peregrine Systems |
| 56 | December 11, 1986 | quad.com | Quadratron Systems Inc. |
| 57 | December 11, 1986 | sq.com | SoftQuad |
| 58 | December 11, 1986 | tandy.com | Tandy Corporation |
| 59 | December 11, 1986 | tti.com | Citicorp/TTI |
| 60 | December 11, 1986 | unisys.com | Unisys |
| 61 | January 19, 1987 | cgi.com | Carnegie Group Inc. |
| 62 | January 19, 1987 | cts.com | Crash TimeSharing |
| 63 | January 19, 1987 | spdcc.com | S.P. Dyer Computer Consulting |
| 64 | February 19, 1987 | apple.com | Apple Computer |
| 65 | March 4, 1987 | nma.com | Network Management Associates |
| 66 | March 4, 1987 | prime.com | Prime Computer |
| 67 | April 4, 1987 | philips.com | Philips |
| 68 | April 23, 1987 | datacube.com | Datacube Inc. |
| 69 | April 23, 1987 | kai.com | Kuck and Associates, Inc. |
| 70 | April 23, 1987 | tic.com | Texas Internet Consulting |
| 71 | April 23, 1987 | vine.com | Vine Technology |
| 72 | April 30, 1987 | ncr.com | NCR Corporation |
| 73 | May 14, 1987 | cisco.com | Cisco Systems |
| 74 | May 14, 1987 | rdl.com | Research Development Laboratories |
| 75 | May 20, 1987 | slb.com | Schlumberger Limited |
| 76 | May 27, 1987 | parcplace.com | ParcPlace Systems, Inc. |
| 77 | May 27, 1987 | utc.com | United Technologies Corporation |
| 78 | June 26, 1987 | ide.com | Interactive Development Environments |
| 79 | July 9, 1987 | trw.com | TRW |
| 80 | July 13, 1987 | unipress.com | Unipress Software |
| 81 | July 27, 1987 | dupont.com | DuPont |
| 82 | July 27, 1987 | lockheed.com | Lockheed Corporation |
| 83 | July 28, 1987 | rosetta.com | Rosetta Consulting |
| 84 | August 18, 1987 | toad.com | John Gilmore |
| 85 | August 31, 1987 | quick.com | Quicksilver Engineering |
| 86 | September 3, 1987 | allied.com | AlliedSignal |
| 87 | September 3, 1987 | dsc.com | Digital Sound Corporation |
| 88 | September 3, 1987 | sco.com | Santa Cruz Operation |
| 89 | September 22, 1987 | gene.com | Genentech |
| 90 | September 22, 1987 | kccs.com | KC Computer Sciences |
| 91 | September 22, 1987 | spectra.com | Spectragraphics Corporation |
| 92 | September 22, 1987 | wlk.com | W.L. Kennedy Jr. & Associates |
| 93 | September 30, 1987 | mentat.com | Mentat Inc. |
| 94 | October 14, 1987 | wyse.com | Wyse Technology |
| 95 | November 2, 1987 | cfg.com | Caine, Farber & Gordon, Inc. |
| 96 | November 9, 1987 | marble.com | Marble Associates, Inc. |
| 97 | November 16, 1987 | cayman.com | Cayman Systems, Inc. |
| 98 | November 16, 1987 | entity.com | Entity Cyber, Inc. |
| 99 | November 24, 1987 | ksr.com | Kendall Square Research |
| 100 | November 30, 1987 | nynexst.com | NYNEX Science & Technology |
| Sources: ||||

## .org

| Rank | Date of registration | Domain | Registered to |
| 1 | July 10, 1985 | mitre.org | Mitre Corporation |
| 2 | December 10, 1998 | darpa.org | DARPA |
| 3 | March 25, 1986 | src.org | Semiconductor Research Corporation |
| 4 | July 10, 1986 | super.org | Center for Computing Sciences |
| 5 | January 7, 1987 | aero.org | The Aerospace Corporation |
| 6 | January 15, 1987 | mcnc.org | Microelectronics Center of North Carolina |
| 7 | April 2, 1987 | rand.org | RAND Corporation |
| 8 | April 4, 1987 | mn.org | SkyPoint Communications |
| 9 | May 1, 1987 | rti.org | RTI International |
| 10 | July 14, 1987 | usenix.org | USENIX |
| 11 | September 2, 1987 | software.org | BSA Foundation (launched by Software Alliance) |
| 12 | February 25, 1988 | fidonet.org | FidoNet |
| 13 | April 27, 1988 | ampr.org | AMPRNet |
| 14 | August 4, 1988 | osf.org | Open Software Foundation |
| 15 | August 11, 1988 | ida.org | Institute for Defense Analyses |
| 16 | September 9, 1988 | cactus.org | |
| 17 | September 9, 1988 | nm.org | |
| 18 | September 22, 1988 | ccf.org | Cleveland Clinic |
| 19 | October 21, 1988 | erim.org | |
| 20 | November 11, 1988 | ski.org | Smith-Kettlewell Eye Research Institute |
| 21 | November 30, 1988 | iti.org | |
| 22 | January 11, 1989 | jax.org | Jackson Laboratory |
| 23 | January 13, 1989 | ncsc.org | National Center for State Courts |
| 24 | February 9, 1989 | aaai.org | Association for the Advancement of Artificial Intelligence |
| 25 | February 24, 1989 | ie.org | |
| 26 | March 29, 1989 | stjude.org | St. Jude Children's Research Hospital |
| 27 | April 11, 1989 | mbari.org | Monterey Bay Aquarium Research Institute |
| 28 | May 24, 1989 | castle.org | |
| 29 | June 7, 1989 | carl.org | |
| 30 | June 27, 1989 | msri.org | Mathematical Sciences Research Institute |
| 31 | July 15, 1989 | agi.org | |
| 32 | July 17, 1989 | sf-bay.org | |
| 33 | July 31, 1989 | mef.org | |
| 34 | August 11, 1989 | oclc.org | OCLC |
| 35 | August 23, 1989 | ei.org | |
| 36 | September 5, 1989 | cas.org | |
| 37 | September 11, 1989 | battelle.org | Battelle Memorial Institute |
| 38 | September 12, 1989 | sub.org | |
| 39 | September 21, 1989 | aip.org | American Institute of Physics |
| 40 | September 28, 1989 | sdpa.org | |
| 41 | November 8, 1989 | lonestar.org | |
| 42 | December 1, 1989 | ieee.org | Institute of Electrical and Electronics Engineers |
| 43 | January 10, 1990 | cit.org | |
| 44 | January 22, 1990 | sematech.org | SEMATECH |
| 45 | February 7, 1990 | omg.org | |
| 46 | February 12, 1990 | decus.org | |
| 47 | March 13, 1990 | sublink.org | |
| 48 | March 16, 1990 | cam.org | |
| 49 | March 20, 1990 | cpl.org | Cleveland Public Library |
| 50 | April 10, 1990 | ori.org | Oregon Research Institute |
| 51 | April 13, 1990 | fhcrc.org | Fred Hutchinson Cancer Research Center |
| 52 | May 16, 1990 | nwf.org | National Wildlife Federation |
| 53 | May 18, 1990 | mskcc.org | |
| 54 | May 23, 1990 | boystown.org | Boys Town |
| 55 | May 24, 1990 | bwc.org | |
| 56 | May 31, 1990 | topsail.org | |
| 57 | June 28, 1990 | ciit.org | |
| 58 | July 17, 1990 | central.org | |
| 59 | July 27, 1990 | mind.org | |
| 60 | August 3, 1990 | stonemarche.org | |
| 61 | August 28, 1990 | cshl.org | |
| 62 | August 30, 1990 | fstrf.org | |
| 63 | September 12, 1990 | dorsai.org | |
| 64 | September 14, 1990 | elf.org | |
| 65 | September 18, 1990 | siggraph.org | SIGGRAPH |
| 66 | September 21, 1990 | sjh.org | |
| 67 | September 27, 1990 | igc.org | Institute for Global Communications |
| 68 | October 10, 1990 | cotdazr.org | |
| 69 | October 10, 1990 | eff.org | Electronic Frontier Foundation |
| 70 | October 10, 1990 | sfn.org | Society for Neuroscience |
| 71 | October 31, 1990 | csn.org | |
| 72 | November 1, 1990 | sfbr.org | |
| 73 | November 7, 1990 | ais.org | |
| 74 | November 7, 1990 | hjf.org | |
| 75 | January 4, 1991 | uniforum.org | |
| 76 | January 4, 1991 | wgbh.org | WGBH Educational Foundation |
| 77 | February 1, 1991 | fsf.org | Free Software Foundation |
| 78 | February 6, 1991 | eso.org | European Southern Observatory |
| 79 | February 6, 1991 | tiaa.org | Teachers Insurance and Annuity Association of America |
| 80 | February 13, 1991 | nysernet.org | NYSERNet |
| 81 | February 20, 1991 | acr.org | American College of Radiology |
| 82 | February 26, 1991 | nybc.org | New York Blood Center |
| 83 | February 26, 1991 | nypl.org | New York Public Library |
| 84 | April 10, 1991 | cnytdo.org | |
| 85 | April 10, 1991 | htr.org | |
| 86 | April 10, 1991 | hvtdc.org | |
| 87 | April 10, 1991 | nycp.org | |
| 88 | April 11, 1991 | bpl.org | Boston Public Library |
| 89 | April 11, 1991 | scra.org | South Carolina Research Authority |
| 90 | April 12, 1991 | amnh.org | American Museum of Natural History |
| 91 | April 15, 1991 | hellnet.org | |
| 92 | April 15, 1991 | sil.org | SIL International |
| 93 | April 18, 1991 | apc.org | |
| 94 | April 22, 1991 | mobot.org | Missouri Botanical Garden |
| 95 | April 25, 1991 | cni.org | Coalition for Networked Information |
| 96 | May 1, 1991 | gumption.org | |
| 97 | May 2, 1991 | hslc.org | |
| 98 | May 13, 1991 | guild.org | |
| 99 | May 22, 1991 | acs.org | American Chemical Society |
| 100 | May 22, 1991 | lpl.org | |
| Sources: ||||

## .edu

Registration within .edu is restricted to accredited educational institutions. Prior to October 2001, registration was available worldwide; it has since been limited to institutions based in the United States.
| Rank | Date of registration | Domain | Registered to |
| 0 | January 1, 1985 | darpa.edu | DARPA |
| 1 | April 24, 1985 | berkeley.edu | University of California, Berkeley |
| 1 | April 24, 1985 | cmu.edu | Carnegie Mellon University |
| 1 | April 24, 1985 | purdue.edu | Purdue University |
| 1 | April 24, 1985 | rice.edu | Rice University |
| 1 | April 24, 1985 | ucla.edu | University of California, Los Angeles |
| 6 | April 25, 1985 | rutgers.edu | Rutgers University |
| 7 | May 23, 1985 | mit.edu | Massachusetts Institute of Technology |
| 8 | June 27, 1985 | harvard.edu | Harvard University |
| 9 | July 5, 1985 | columbia.edu | Columbia University |
| 10 | July 15, 1985 | cornell.edu | Cornell University |
| 11 | July 18, 1985 | uiuc.edu | University of Illinois at Urbana–Champaign |
| 12 | July 24, 1985 | udel.edu | University of Delaware |
| 13 | July 31, 1985 | umd.edu | University of Maryland, College Park |
| 14 | August 13, 1985 | utexas.edu | University of Texas at Austin |
| 15 | August 20, 1985 | usc.edu | University of Southern California |
| 16 | September 30, 1985 | wisc.edu | University of Wisconsin–Madison |
| 16 | September 30, 1985 | uci.edu | University of California, Irvine |
| 18 | October 4, 1985 | stanford.edu | Stanford University |
| 19 | October 7, 1985 | umich.edu | University of Michigan |
| 20 | December 9, 1985 | ucsd.edu | University of California, San Diego |
| 21 | January 6, 1986 | caltech.edu | California Institute of Technology |
| 22 | January 23, 1986 | arizona.edu | University of Arizona |
| 23 | February 21, 1986 | ucsf.edu | University of California, San Francisco |
| 24 | March 3, 1986 | dartmouth.edu | Dartmouth College |
| 24 | March 3, 1986 | indiana.edu | Indiana University Bloomington |
| 24 | March 3, 1986 | okstate.edu | Oklahoma State University |
| 24 | March 3, 1986 | unlv.edu | University of Nevada, Las Vegas |
| 24 | March 3, 1986 | wfu.edu | Wake Forest University |
| 24 | March 3, 1986 | wright.edu | Wright State University |
| 30 | March 10, 1986 | isi.edu | Information Sciences Institute |
| 31 | March 19, 1986 | ucdavis.edu | University of California, Davis |
| 31 | March 19, 1986 | uta.edu | University of Texas at Arlington |
| 31 | March 19, 1986 | virginia.edu | University of Virginia |
| 34 | March 25, 1986 | ufl.edu | University of Florida |
| 34 | March 25, 1986 | bu.edu | Boston University |
| 34 | March 25, 1986 | rpi.edu | Rensselaer Polytechnic Institute |
| 34 | March 25, 1986 | umass.edu | University of Massachusetts |
| 34 | March 25, 1986 | northeastern.edu | Northeastern University |
| 34 | March 25, 1986 | usl.edu | University of Southwestern Louisiana (USL) 1960~1999, then: University of Louisiana at Lafayette |
| 40 | May 8, 1986 | gatech.edu | Georgia Institute of Technology |
| 40 | May 8, 1986 | toronto.edu | University of Toronto |
| 40 | May 8, 1986 | sju.edu | Saint Joseph's University |
| 40 | May 8, 1986 | uab.edu | University of Alabama at Birmingham |
| 44 | June 2, 1986 | carleton.edu | Carleton College |
| 44 | June 2, 1986 | duke.edu | Duke University |
| 44 | June 2, 1986 | upenn.edu | University of Pennsylvania |
| 44 | June 2, 1986 | emory.edu | Emory University |
| 44 | June 2, 1986 | bgsu.edu | Bowling Green State University |
| 44 | June 2, 1986 | colorado.edu | University of Colorado Boulder |
| 50 | June 17, 1986 | unc.edu | University of North Carolina at Chapel Hill |
| 51 | July 10, 1986 | usd.edu | University of South Dakota |
| 51 | July 10, 1986 | uwp.edu | University of Wisconsin–Parkside |
| 51 | July 10, 1986 | wellesley.edu | Wellesley College |
| 51 | July 10, 1986 | wku.edu | Western Kentucky University |
| 55 | July 14, 1986 | psu.edu | Pennsylvania State University |
| 56 | August 27, 1986 | brown.edu | Brown University |
| 56 | August 27, 1986 | unm.edu | University of New Mexico |
| 58 | September 2, 1986 | syr.edu | Syracuse University |
| 58 | September 2, 1986 | depaul.edu | DePaul University |
| 60 | September 4, 1986 | washington.edu | University of Washington |
| 60 | September 4, 1986 | wcslc.edu | Westminster College (university since 2023) |
| 62 | September 29, 1986 | moravian.edu | Moravian College |
| 62 | September 29, 1986 | unt.edu | University of North Texas |
| 62 | September 29, 1986 | usf.edu | University of South Florida |
| 62 | September 29, 1986 | williams.edu | Williams College |
| 66 | October 3, 1986 | merit.edu | Merit Network |
| 67 | October 8, 1986 | nyu.edu | New York University |
| 68 | October 10, 1986 | rochester.edu | University of Rochester |
| 69 | October 27, 1986 | unh.edu | University of New Hampshire |
| 69 | October 27, 1986 | ucf.edu | University of Central Florida |
| 69 | October 27, 1986 | hawaii.edu | University of Hawaii |
| 69 | October 27, 1986 | csufresno.edu | California State University, Fresno |
| 73 | November 5, 1986 | georgetown.edu | Georgetown University |
| 73 | November 5, 1986 | muskingum.edu | Muskingum University |
| 73 | November 5, 1986 | odu.edu | Old Dominion University |
| 76 | November 17, 1986 | usma.edu | United States Military Academy |
| 77 | November 21, 1986 | clarkson.edu | Clarkson University |
| 78 | December 11, 1986 | oberlin.edu | Oberlin College |
| 78 | December 11, 1986 | ohiou.edu | Ohio University |
| 78 | December 11, 1986 | unr.edu | University of Nevada, Reno |
| 81 | December 16, 1986 | utah.edu | University of Utah |
| 82 | January 19, 1987 | byu.edu | Brigham Young University |
| 82 | January 19, 1987 | lsu.edu | Louisiana State University |
| 84 | January 21, 1987 | umn.edu | University of Minnesota |
| 85 | January 29, 1987 | ucsc.edu | University of California, Santa Cruz |
| 86 | February 19, 1987 | bsu.edu | Ball State University |
| 86 | February 19, 1987 | csuchico.edu | California State University, Chico |
| 86 | February 19, 1987 | kent.edu | Kent State University |
| 86 | February 19, 1987 | clemson.edu | Clemson University |
| 90 | February 27, 1987 | albany.edu | University at Albany |
| 91 | March 2, 1987 | whoi.edu | Woods Hole Oceanographic Institution |
| 92 | March 4, 1987 | mu.edu | Marquette University |
| 93 | March 17, 1987 | yale.edu | Yale University |
| 94 | March 19, 1987 | jhu.edu | Johns Hopkins University |
| 95 | April 2, 1987 | rockefeller.edu | The Rockefeller University |
| 96 | April 3, 1987 | princeton.edu | Princeton University |
| 97 | April 4, 1987 | yu.edu | Yeshiva University |
| 98 | April 14, 1987 | wsu.edu | Washington State University |
| 98 | April 14, 1987 | wwu.edu | Western Washington University |
| 98 | April 14, 1987 | uvm.edu | University of Vermont |
| 98 | April 14, 1987 | tulane.edu | Tulane University |

## .net

| Rank | Date of registration | Domain | Registered to |
| 0 | January 1, 1985 | darpa.net | DARPA |
| 1 | January 1, 1985 | nordu.net | Nordic Infrastructure for Research and Education |
| 2 | April 1, 1986 | broken.net | Jason Matthews |
| 3 | November 5, 1986 | nsf.net | National Science Foundation Network |
| 4 | January 27, 1987 | nyser.net | New York State Education and Research Network |
| 5 | May 20, 1987 | uu.net | UUNET |
| 6 | July 21, 1987 | sesqui.net | Sesquicentennial Network (SEQSUINet) |
| 7 | May 25, 1988 | mr.net | Minnesota Regional Network (MRNet) |
| 8 | June 9, 1988 | oar.net | Ohio Academic Resources Network |
| 9 | July 8, 1988 | sura.net | Southeastern Universities Research Association |
| 10 | September 7, 1988 | the.net | Texas Higher Education Network (THEnet) |
| 11 | September 16, 1988 | nwnet.net | NorthWestNet |
| 12 | October 21, 1988 | es.net | Energy Sciences Network |
| 13 | October 25, 1988 | mid.net | MIDnet |
| 14 | January 4, 1989 | barrnet.net | Bay Area Regional Research Network (BARRNet) |
| 15 | January 5, 1989 | cic.net | CICNet |
| 16 | January 27, 1989 | hawaii.net | |
| 17 | March 7, 1989 | psi.net | PSINet |
| 18 | March 27, 1989 | near.net | New England Academic and Research Network |
| 19 | April 11, 1989 | eu.net | EUnet |
| 20 | June 29, 1989 | ln.net | |
| 21 | September 12, 1989 | sub.net | |
| 22 | September 14, 1989 | westnet.net | Westnet |
| 23 | November 6, 1989 | cypress.net | |
| 24 | November 15, 1989 | cerf.net | California Education and Research Federation Network |
| 25 | November 17, 1989 | risq.net | Réseau d'informations scientifiques du Québec |
| 26 | February 9, 1990 | ca.net | CANARIE |
| 27 | May 21, 1990 | wiscnet.net | WiscNet |
| 28 | July 25, 1990 | cent.net | |
| 29 | July 26, 1990 | alter.net | |
| 30 | September 27, 1990 | ans.net | Advanced Network and Services |
| 31 | November 7, 1990 | mich.net | Merit Network |
| 32 | February 26, 1991 | hk.net | |
| 33 | April 10, 1991 | cix.net | |
| 34 | April 11, 1991 | team.net | |
| 35 | May 7, 1991 | five-colleges.net | Five College Consortium |
| 36 | May 17, 1991 | ja.net | JANET |
| 37 | June 3, 1991 | illinois.net | |
| 38 | June 20, 1991 | more.net | |
| 39 | June 24, 1991 | ohio-dmz.net | |
| 40 | July 8, 1991 | icp.net | |
| 41 | August 7, 1991 | swip.net | |
| 42 | August 15, 1991 | michnet.net | |
| 43 | November 29, 1991 | notes.net | |
| 44 | December 10, 1991 | merit.net | Merit Network |
| 45 | December 31, 1991 | mu.net | |
| 46 | January 17, 1992 | first.net | |
| 47 | February 17, 1992 | ebone.net | |
| 48 | February 19, 1992 | holonet.net | |
| 49 | February 25, 1992 | ripe.net | RIPE |
| 50 | March 24, 1992 | csn.net | |
| 51 | April 6, 1992 | mcast.net | |
| 52 | April 8, 1992 | life.net | |
| 53 | April 20, 1992 | rahul.net | |
| 54 | April 21, 1992 | cyber.net | |
| 55 | May 11, 1992 | sprintlink.net | |
| 56 | May 18, 1992 | ids.net | |
| 57 | May 21, 1992 | q.net | |
| 58 | June 1, 1992 | netconnect.net | |
| 59 | July 7, 1992 | use.net | |
| 60 | July 16, 1992 | tip.net | |
| 61 | July 27, 1992 | capcon.net | |
| 62 | July 27, 1992 | nexsys.net | |
| 63 | July 29, 1992 | umass.net | |
| 64 | July 31, 1992 | solinet.net | |
| 65 | August 6, 1992 | fish.net | |
| 66 | August 18, 1992 | ps.net | |
| 67 | September 10, 1992 | eds.net | |
| 68 | September 18, 1992 | lig.net | |
| 69 | October 1, 1992 | ix.net | |
| 70 | October 19, 1992 | aol.net | |
| 71 | October 30, 1992 | win.net | |
| 72 | November 2, 1992 | cren.net | |
| 73 | November 3, 1992 | path.net | |
| 74 | November 4, 1992 | quake.net | |
| 75 | November 20, 1992 | access.net | |
| 76 | November 20, 1992 | tsoft.net | |
| 77 | November 23, 1992 | inter.net | |
| 78 | November 30, 1992 | individual.net | |
| 79 | December 4, 1992 | raider.net | |
| 80 | December 9, 1992 | europa.net | |
| 81 | December 21, 1992 | demon.net | |
| 82 | December 22, 1992 | press.net | |
| 83 | December 23, 1992 | bc.net | |
| 84 | January 1, 1993 | internic.net | InterNIC |
| 85 | January 4, 1993 | cls.net | |
| 86 | January 20, 1993 | sam.net | |
| 87 | February 9, 1993 | kanren.net | |
| 88 | February 11, 1993 | ubs.net | |
| 89 | February 15, 1993 | digex.net | |
| 90 | February 15, 1993 | mobilecomm.net | |
| 91 | February 17, 1993 | xlink.net | |
| 92 | February 18, 1993 | fr.net | |
| 93 | March 3, 1993 | onenet.net | |
| 94 | March 8, 1993 | aco.net | |
| 95 | March 24, 1993 | clark.net | |
| 96 | March 24, 1993 | olympus.net | |
| 97 | March 24, 1993 | satlink.net | |
| 98 | April 2, 1993 | netcom.net | |
| 99 | April 7, 1993 | nl.net | |
| 100 | April 13, 1993 | ins.net | |
| Sources: ||||

## .mil

| Rank | Date of registration | Domain | Registered to |
| 0 | January 1, 1985 | mil | Defense Data Network |

## .gov

| Rank | Date of registration | Domain | Registered to |
| 0 | January 1, 1985 | gov | DARPA |
| 1 | June 1985 | css.gov | Central Security Service |

## .int

| Rank | Date of registration | Domain | Registered to |
| 0 | November 3, 1988 | int | Internet Assigned Numbers Authority |
| 1 | October 10, 1995 | ffa.int | Pacific Islands Forum Fisheries Agency |
| 2 | October 13, 1995 | ip6.int | Internet Assigned Numbers Authority |
| 3 | May 17, 1996 | commonwealth.int | Commonwealth of Nations |
| 3 | May 17, 1996 | nsap.int | Internet Assigned Numbers Authority |
| 3 | May 17, 1996 | ymca.int | Young Men's Christian Association |
| 6 | July 8, 1996 | itu.int | International Telecommunication Union |
| 6 | July 8, 1996 | reliefweb.int | ReliefWeb |
| 8 | August 8, 1996 | tpc.int | The Phone Company |
| 9 | August 17, 1996 | adsn.int | Internet Assigned Numbers Authority |
| 10 | August 20, 1996 | cto.int | Commonwealth Telecommunications Organisation |
| 11 | August 23, 1996 | esa.int | European Space Agency |
| 12 | September 18, 1996 | wipo.int | World Intellectual Property Organization |
| 13 | September 26, 1996 | ohr.int | Office of the High Representative in Bosnia and Herzegovina |
| 14 | December 5, 1996 | iai.int | Inter-American Institute for Global Change Research |
| 15 | December 24, 1996 | sadc.int | Southern African Development Community |
| 16 | December 27, 1996 | ecb.int | European Central Bank |
| 17 | January 14, 1997 | eu.int | European Union |
| 18 | February 12, 1997 | oie.int | World Organisation for Animal Health |
| 19 | February 24, 1997 | iom.int | International Organisation for Migration |
| 20 | March 1, 1997 | interpol.int | International Criminal Police Organization |
| 21 | April 23, 1997 | un.int | United Nations |
| 22 | May 20, 1997 | comesa.int | Common Market for Eastern and Southern Africa |
| 23 | August 26, 1997 | nato.int | North Atlantic Treaty Organization |
| 24 | August 31, 1997 | ices.int | International Council for the Exploration of the Sea |
| 25 | October 1, 1997 | weu.int | Western European Union |
| 26 | October 10, 1997 | ecmwf.int | European Centre for Medium-Range Weather Forecasts |
| 27 | October 24, 1997 | coe.int | Council of Europe |
| 28 | October 27, 1997 | efta.int | European Free Trade Association |
| 29 | November 10, 1997 | upov.int | International Union for the Protection of New Varieties of Plants |
| 30 | January 28, 1998 | idea.int | International Institute for Democracy and Electoral Assistance |
| 31 | January 29, 1998 | iaea.int | International Atomic Energy Agency |
| 31 | January 29, 1998 | icao.int | International Civil Aviation Organization |
| 31 | January 29, 1998 | upu.int | Universal Postal Union |
| 34 | June 5, 1998 | who.int | World Health Organisation |
| 35 | September 25, 1998 | bceao.int | Central Bank of West African States |
| 35 | September 25, 1998 | emep.int | Convention on Long-Range Transboundary Air Pollution |
| 35 | September 25, 1998 | idb.int | Inter-American Development Bank |
| 35 | September 25, 1998 | iic.int | Inter-American Investment Corporation |
| 39 | September 29, 2000 | uemoa.int | West African Economic and Monetary Union |
| 39 | September 29, 2000 | unccd.int | United Nations Convention to Combat Desertification |
| 41 | September 10, 2001 | apnic.int | Asia-Pacific Network Information Centre |
| 41 | September 10, 2001 | atma.int | Internet Assigned Numbers Authority |
| 41 | September 10, 2001 | basel.int | Basel Convention |
| 41 | September 10, 2001 | beac.int | Bank of Central African States |
| 41 | September 10, 2001 | ecowas.int | Economic Community of West African States |
| 41 | September 10, 2001 | era.int | Academy of European Law |
| 41 | September 10, 2001 | eurocontrol.int | European Organisation for the Safety of Air Navigation |
| 41 | September 10, 2001 | ilo.int | International Labour Organization |
| 41 | September 10, 2001 | inbar.int | International Network for Bamboo and Rattan |
| 41 | September 10, 2001 | ippc.int | International Plant Protection Convention |
| 41 | September 10, 2001 | issa.int | International Social Security Association |
| 41 | September 10, 2001 | ivi.int | International Vaccine Institute |
| 41 | September 10, 2001 | kedo.int | Internet Assigned Numbers Authority |
| 41 | September 10, 2001 | nasco.int | North Atlantic Salmon Conservation Organization |
| 41 | September 10, 2001 | nato-pa.int | NATO Parliamentary Assembly |
| 41 | September 10, 2001 | nib.int | Nordic Investment Bank |
| 41 | September 10, 2001 | oecd.int | Organisation for Economic Co-Operation and Development |
| 41 | September 10, 2001 | oiv.int | International Organisation of Vine and Wine |
| 41 | September 10, 2001 | pic.int | Rotterdam Convention |
| 41 | September 10, 2001 | pices.int | North Pacific Marine Science Organization |
| 41 | September 10, 2001 | redcross.int | International Federation of Red Cross and Red Crescent Societies |
| 41 | September 10, 2001 | spc.int | Pacific Community |
| 41 | September 10, 2001 | unesco.int | United Nations Education, Scientific and Cultural Organization |
| 41 | September 10, 2001 | unfccc.int | United Nations Framework Convention on Climate Change |
| 41 | September 10, 2001 | worldbank.int | The World Bank |
| 41 | September 10, 2001 | wto.int | World Trade Organization |
| 67 | October 11, 2001 | ifad.int | International Fund for Agricultural Development |
| 67 | October 11, 2001 | iica.int | Inter-American Institute for Cooperation on Agriculture |
| 69 | October 16, 2001 | eumetsat.int | European Organisation for the Exploitation of Meteorological Satellites |
| 69 | October 16, 2001 | wmo.int | World Meteorological Organization |
| 71 | October 18, 2001 | itso.int | International Telecommunications Satellite Organization |
| 72 | November 5, 2001 | oas.int | Organization of American States |
| 73 | June 7, 2002 | cde.int | Centre for the Development of Enterprise |
| 73 | June 7, 2002 | cta.int | Technical Centre for Agricultural and Rural Cooperation ACP-EU |
| 73 | June 7, 2002 | ectel.int | Eastern Caribbean Telecommunications Authority |
| 76 | August 27, 2002 | eurofish.int | Eurofish |
| 77 | September 4, 2002 | stcu.int | Science and Technology Center in Ukraine |
| 78 | September 13, 2002 | pops.int | Stockholm Convention on Persistent Organic Pollutants |
| 79 | October 18, 2002 | idlo.int | International Development Law Organization |
| 80 | November 1, 2002 | eftasurv.int | European Free Trade Association Surveillance Authority |
| 81 | November 19, 2002 | las.int | League of Arab States |
| 82 | January 23, 2003 | eac.int | East African Community |
| 83 | March 6, 2003 | icc-cpi.int | International Criminal Court |
| 84 | April 30, 2003 | col.int | The Commonwealth of Learning |
| 85 | May 1, 2003 | cbd.int | Convention on Biological Diversity |
| 86 | May 20, 2003 | iccat.int | International Commission for the Conservation of Atlantic Tunas |
| 86 | May 20, 2003 | oiml.int | International Organization of Legal Metrology |
| 88 | May 21, 2003 | epo.int | European Patent Office |
| 88 | May 21, 2003 | eutelsatigo.int | European Telecommunications Satellite Organization |
| 88 | May 21, 2003 | nafo.int | Northwest Atlantic Fisheries Organization |
| 91 | October 1, 2003 | mercosur.int | Southern Common Market |
| 92 | October 17, 2003 | acp.int | African, Caribbean and Pacific Group of States |
| 92 | October 17, 2003 | cms.int | Convention on the Conservation of Migratory Species of Wild Animals |
| 94 | January 13, 2004 | glfc.int | Great Lakes Fishery Commission |
| 95 | January 16, 2004 | ctbto.int | Preparatory Commission for the Comprehensive Nuclear-Test-Ban |
| 96 | June 30, 2005 | apt.int | Asia-Pacific Telecommunity |
| 97 | July 28, 2005 | cospas-sarsat.int | International Cospas-Sarsat Programme |
| 98 | August 16, 2005 | iho.int | International Hydrographic Organization |
| 99 | December 1, 2005 | cedare.int | Centre for Environment and Development for the Arab Region and Europe |
| 100 | January 18, 2006 | sica.int | Central American Integration System |

## .arpa

| Rank | Date of registration | Domain | Registered to |
| 0 | January 1, 1985 | arpa | Internet Architecture Board (originally used by DARPA) |
| 1 | September 27, 1994 | in-addr.arpa | Internet Architecture Board |
| 2 | September 14, 2000 | e164.arpa | Internet Architecture Board |
| 3 | November 10, 2001 | ip6.arpa | Internet Architecture Board |
| 4 | October 1, 2002 | uri.arpa | Internet Architecture Board |
| 4 | October 1, 2002 | urn.arpa | Internet Architecture Board |
| 6 | August 29, 2006 | iris.arpa | Internet Architecture Board |
| 7 | April 29, 2010 | in-addr-servers.arpa | Internet Architecture Board |
| 7 | April 29, 2010 | ip6-servers.arpa | Internet Architecture Board |
| 9 | September 30, 2013 | ipv4only.arpa | Internet Architecture Board |
| 10 | January 21, 2015 | as112.arpa | Internet Architecture Board |
| 11 | March 15, 2018 | home.arpa | Internet Architecture Board |
| Sources: ||||