What is .gmx?
Brand TLDs operate under Specification 13 of ICANN's registry agreement. It lets a trademark owner keep every second-level name for itself, so you won't find .gmx names for sale at any registrar.
ICANN's records put the delegation of .gmx on September 5, 2014. Like most of the newer endings, it was applied for in the 2012 New gTLD Program round and its registry agreement was signed on April 24, 2014.
Under the hood, the root zone points to 4 name servers for .gmx, every one of them reachable over IPv6. The delegation is DNSSEC-signed, so resolvers can verify that answers for .gmx haven't been tampered with on the way. Registration data is published over RDAP and WHOIS (the WHOIS server is whois.nic.gmx).
.gmx FAQ
What country is .gmx?
None. .gmx is a generic top-level domain, so it isn't tied to any country.
Who owns the .gmx domain extension?
1&1 Mail & Media GmbH operates .gmx as its registry, under a registry agreement with ICANN.
When was .gmx created?
.gmx was delegated to the DNS root zone on September 5, 2014.
Is .gmx a valid domain?
Yes. .gmx is an active top-level domain in the DNS root zone, delegated in 2014, so .gmx addresses work in every browser.
Can I buy a .gmx domain?
No. .gmx is a brand TLD under ICANN Specification 13, so names are reserved for 1&1 Mail & Media GmbH.
Is .gmx DNSSEC-signed?
Yes, the root zone holds a DS record for .gmx.
Sources
Data from IANA root zone version 2026102000. Last changed September 2, 2022. Spotted something wrong? Tell us.
