Hi, you have to differentiate between "local part" and "domain":
https://tools.ietf.org/html/rfc2821#section-4.5.3.1 https://tools.ietf.org/html/rfc5321#section-4.5.3.1 (newer) The hostname limitation comes from https://tools.ietf.org/html/rfc1035#section-2.3.4 If you are wondering about 63 vs 64 or 255 vs 254 read http://blogs.msdn.com/b/oldnewthing/archive/2012/04/12/10292868.aspx -Thomas -- List: [email protected] Info: http://framework.zend.com/archives Unsubscribe: [email protected]
