The search algorithm is based on the work done at Waterloo on the Oxford English Dictionary excite's NetSearch 31 October 95 From Architext Software. Help is available. The index contains more than 1.4 million pages, and the entire database is refreshed weekly. Classifieds Search Usenet classified advertisements from the past two weeks. Free searches are now limited to a retrieval of 100 URLs, often missing valuable pointers.
All information is checked at least every month.
The free service has now been expanded to include recent information that has appeared in Usenet news groups, on FTP and gopher sites, and in some popular Internet mailing lists Lycos or Wolf Spider More than a simple keyword search. Pages are registered, and the robot eventually searches and indexes all the embedded links. URLs are sorted according to the newsgroup name where they were found. Internet Sleuth Uses engines and databases suitable for the subject area. However, using the engines directly could give you more choices as to Boolean, substrings, etc.