Changes for RFC1267https://datatracker.ietf.org/doc/rfc1267/history/1991-10-25T07:00:00+00:00History of change entries for RFC1267.[(System)] Document has expired [rev. 00]1991-10-25T07:00:00+00:00(System)https://datatracker.ietf.org/doc/rfc1267/history/#history-17058Document has expired[(System)] RFC published [rev. 00]1991-10-01T07:00:00+00:00(System)https://datatracker.ietf.org/doc/rfc1267/history/#history-265070RFC published