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ICANN Acronyms and Terms

ICANN has hundreds of acronyms and terms, which can be confusing. We created this multilingual tool to help explain what these terms mean and facilitate your work within the ICANN community. Search for terms by name or acronym using the search bar, or search by letter. All acronyms and terms are available in Arabic, Chinese, French, Russian, and Spanish.

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  • Public Technical IdentifiersPTI

    A non-profit organization that performs the Internet Assigned Numbers Authority (IANA) functions. PTI is responsible for the operational aspects of coordinating the Internet’s unique identifiers and maintaining the trust of the community to provide these services in an unbiased, responsible, and effective manner.

    PTI is an affiliate of ICANN that was created in 2016 when stewardship of the IANA functions transitioned to the multistakeholder community.