rfc1808 — Search

US Message Headers

http://www.iana.org/assignments/message-headers/message-header-index.html

…ion 5 Autoforwarded mail RFC4021 Autosubmitted mail RFC4021 Base MIME obsoleted RFC1808 ][ RFC2068 Section 14.11 Bcc mail standard no RFC-ietf-emailcore-rfc5322bis-12, 3.6.3 Body none reserved RFC6068 Cancel-Key netnews standard RFC8315 Cancel-Lock netnews standard RFC8315 Cc mai…

2026-04-24 09:11 View archive →

US Message Headers

http://www.iana.org/assignments/message-headers

…ion 5 Autoforwarded mail RFC4021 Autosubmitted mail RFC4021 Base MIME obsoleted RFC1808 ][ RFC2068 Section 14.11 Bcc mail standard no RFC-ietf-emailcore-rfc5322bis-12, 3.6.3 Body none reserved RFC6068 Cancel-Key netnews standard RFC8315 Cancel-Lock netnews standard RFC8315 Cc mai…

2026-04-24 08:04 View archive →

US Message Headers

https://www.iana.org/assignments/message-headers

…ion 5 Autoforwarded mail RFC4021 Autosubmitted mail RFC4021 Base MIME obsoleted RFC1808 ][ RFC2068 Section 14.11 Bcc mail standard no RFC-ietf-emailcore-rfc5322bis-12, 3.6.3 Body none reserved RFC6068 Cancel-Key netnews standard RFC8315 Cancel-Lock netnews standard RFC8315 Cc mai…

2026-04-24 07:27 View archive →