Assertion: regional internet registry | /r/HasProperty | rirs
Facets:
Source sentences:
text: Lookups of IP address allocations are often limited to the larger Classless Inter-Domain Routing (CIDR) blocks (e.g., /24, /22, /16), because usually only the regional Internet registries (RIRs) and domain registrars run RWhois or Whois servers, although RWhois is intended to be run by even smaller local Internet registries, to provide more granular information about IP address assignment.
text: WHOIS servers operated by regional Internet registries (RIR) can be queried directly to determine the Internet service provider responsible for a particular resource.
text: RFC 4893 introduced 32-bit AS numbers, which the Internet Assigned Numbers Authority (IANA) has begun to allocate to regional Internet registry (RIRs), although this proposed standard has now been replaced by RFC 6793.
text: AS numbers are assigned in blocks by Internet Assigned Numbers Authority (IANA) to regional Internet registries (RIRs).