Comment Comment by xpda The references are a nice touch.http://www.rfc-editor.org/rfc/rfc2822.txthttps://www.ietf.org/rfc/rfc2821.txt parent xpda 10 years ago
http://www.rfc-editor.org/rfc/rfc2822.txt
https://www.ietf.org/rfc/rfc2821.txt