Internet properties established in 1991

global system of interlinked hypertext documents accessed via the Internet

.ag is the Internet country code top-level domain (ccTLD) for Antigua and Barbuda. As of 2021 the .ag CcTLD is maintained by the UHSA School of Medicine.

.zw is the internet country code top-level domain (ccTLD) for Zimbabwe.

.co is the Internet country code top-level domain (ccTLD) assigned to Colombia.

HTTP (Hypertext Transfer Protocol) is an application layer protocol in the Internet protocol suite for distributed, collaborative, hypermedia information systems. HTTP is the foundation of data communication for the World Wide Web, where hypertext documents include hyperlinks to other resources that the user can easily access, for example by a mouse click or by tapping the screen in a web browser.

.bs is the Internet country code top-level domain (ccTLD) for the Bahamas administered by the University of the Bahamas.

.tn is the Internet country code top-level domain (ccTLD) for Tunisia.

.bb is the country code top-level domain (ccTLD) in the Domain Name System of the Internet for Barbados. It is administered by Telecommunications Unit which is part of the Ministry of Innovations, Science and Smart Technologies for the Barbados Government. It was first registered on 3 September 1991.

.bo is the Internet country code top-level domain (ccTLD) for Bolivia. BO is the ISO 3166-1 code for Bolivia.

.ec is the country code top-level domain (ccTLD) for Ecuador.

.bz is the Internet country code top-level domain (ccTLD) for Belize. It is administered by the University of Belize.

.do is the country code top-level domain (ccTLD) for the Dominican Republic. The Network Information Center .do has administered the domain since 1991.

.pe is the Internet country code top-level domain (ccTLD) for Peru. It was created on 25 November 1991.

.ve is the Internet country code top-level domain (ccTLD) for Venezuela.

.tt is the internet country code top-level domain (ccTLD) in the Domain Name System of the Internet for Trinidad and Tobago.

.py is the Internet country code top-level domain (ccTLD) for Paraguay.

.dm is the Internet country code top-level domain (ccTLD) for the Commonwealth of Dominica in the eastern Caribbean. Registrants of a second-level .dm domain get the corresponding third-level names within .com.dm, .net.dm and .org.dm automatically included. There are no restrictions on who can register these names, but they are not very heavily used.

.jm is the Internet country code top-level domain (ccTLD) for Jamaica. Registrations are at the third level beneath the second level names com.jm, net.jm, org.jm, edu.jm, gov.jm, and mil.jm. Registrations are processed by hand rather than automatically, so registrants are asked to allow 30 days for the registrations to be completed. Updates to domain names (such as changes to nameservers) can only be authorized by the technical or registrant e-mail addresses. Registration of .jm domains is handled by Mona Information Technology Services (MITS) at the University of the West Indies. Registration

.sr is the Internet country code top-level domain (ccTLD) for Suriname. This top-level domain is operated by Telesur, the local telecom company.

.vc is the Internet country code top-level domain (ccTLD) for Saint Vincent and the Grenadines.

.lc is the Internet country code top-level domain (ccTLD) for Saint Lucia, sponsored by the University of Puerto Rico and created on September 3, 1991. The registry is operated by Afilias and markets towards companies structured as LCs, LLCs or PLCs due to the possibility of a domain hack, such as CompanyName.L.LC (companyname.l.lc uses the open SLD l.lc) and supposedly better names.

.na is the Internet country code top-level domain (ccTLD) for Namibia corresponding to the two letter code from the ISO-3166 standard.

arXiv (pronounced as "archive"—the X represents the Greek letter chi ⟨χ⟩) is an open-access repository of electronic preprints and postprints (known as e-prints) approved for posting after moderation, but not peer reviewed. It consists of scientific papers in the fields of mathematics, physics, astronomy, electrical engineering, computer science, quantitative biology, statistics, mathematical finance, and economics, which can be accessed online. In many fields of mathematics and physics, almost all scientific papers are self-archived on the arXiv repository before publication in a peer-reviewe

AllMusic (previously known as All-Music Guide and AMG) is an American online music database. It catalogs more than three million album entries and 30 million tracks, as well as information on musicians and bands. Initiated in 1991, the database was first made available on the Internet in 1994. AllMusic has been owned by RhythmOne since 2015.

online database of adult films and actors

ZDNET is a business technology news website owned and operated by Ziff Davis, which originally founded the brand on April 1, 1991, as its general interest technology portal. It eventually evolved into an enterprise IT-focused online publication. After being under the ownership of CNET Networks (2000–2008), CBS Corporation/ViacomCBS (2008–2020), and Red Ventures (2020–2024), ZDNET was reacquired by Ziff Davis in August 2024. CNET was included in the acquisition as well.

Hotels.com, L.P. is a website for booking hotel rooms owned by Expedia Group. Hotels.com was established in 1991 as the Hotel Reservations Network (HRN) and in 2002 changed its name to Hotels.com.

video game website

predecessor of the webcam