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.amex WHOIS lookup

.amex is managed by American Express Travel Related Services Company, Inc.. Its registry answers lookups over RDAP at rdap.nic.amex, so a .amex lookup here reads the registry directly.

Managed by

American Express Travel Related Services Company, Inc.
As listed by IANA

RDAP

rdap.nic.amex
Lookups read the registry live

WHOIS server

None listed

DNSSEC

Signed
The ending is signed in the root zone

In the root zone since

21 July 2016

What a .amex lookup shows

The registrar, when the domain was registered and when it expires, every status code in plain words, nameservers and DNSSEC, plus the mail setup read from DNS.

WHOIS vs RDAPWho owns a domain?All endings

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Ending: .amex
Managed by: American Express Travel Related Services Company, Inc.
RDAP base URL: https://rdap.nic.amex/
WHOIS server: none listed
DNSSEC signed in the root: yes
Source: IANA root zone database and RDAP bootstrap, read 2026-10-31
Lookup URL: https://openwhois.org/#d=example.amex