Some mail-servers DO check it. For example Spam Assassin gives a bad rating to mail when date is in future. But of course there are mail- servers that don't do any checking on it!
-- I've received yesterday a message with date of today ! https://bugs.launchpad.net/bugs/392081 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs