EPP is still very much in use as ICANN requires it for gTLDs[0] (2012 round), sTLDs[1] (2000 & 2003 rounds). And most uTLDs[2] (non ccTLDs before 2000, e.g. .co

EPP is still very much in use as ICANN requires it for gTLDs[0] (2012 round), sTLDs[1] (2000 & 2003 rounds). And most uTLDs[2] (non ccTLDs before 2000, e.g. .com) have moved over due to consolidation / negotiation / cajoling by ICANN. ccTLDs[3] are free to chose their own provisioning process / protocols; some use EPP, some don't. [0] https://en.wikipedia.org/wiki/Generic_top-level_domain https://en.wikipedia.org/wiki/Generic_top-level_domain (although some domains listed as gTLDs by Wikipedia would be better categorised as uTLDs) [1] https://en.wikipedia.org/wiki/Sponsored_top-level_domain https://en.wikipedia.org/wiki/Sponsored_top-level_domain [2] https://www.igoldrush.com/domain-guide/domain-name-basics/tld-gtld-stld-utld-cctld https://www.igoldrush.com/domain-guide/domain-name-basics/tl... [3] https://en.wikipedia.org/wiki/Country_code_top-level_domain https://en.wikipedia.org/wiki/Country_code_top-level_domain