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553 5.1.8 <user@somedomain.com>... Domain of sender address does not exist

Document ID: 10284

Synopsis

This document lists registrars around the world. In general the error reported indicates the domain registration is expiring.

More Information

553 5.1.8 ... Domain of sender address does not exist This document lists registrars around the world. In general the error reported indicates the domain registration is expiring. Use the following websites to verify that your domain name registration has not expired, if you receive:

% No match for "SOMEDOMAIN.COM"

Then you will need to verify that your Domain Name registration is up to date. You can find the registrar for your region below.

LATIN AMERICA (ARIN)
http://www.lacnic.net/en/

NORTH AMERICA (LACNIC)
http://www.arin.net/whois/

ASIA PACIFIC (APNIC)
http://www.apnic.net/apnic-bin/whois.pl

EUROPE (RIPE)
http://www.ripe.net/perl/whois