The original message was received at Mon, 10 Aug 2015 09:24:42 +0700 from icann.org [70.150.71.162] ----- The following addresses had permanent fatal errors ----- atrt2@icann.org ----- Transcript of the session follows ----- ... while talking to 157.220.204.224: 554 <atrt2@icann.org>... Mail quota exceeded 554 <atrt2@icann.org>... Service unavailable