5 ms·

Too bad too many systems implement various delays in the mail protocol. Such as greylisting which would defeat your forward instantly :/

• Animats 11y ago
  Good project for someone: measure mail propagation delays through various services.
• rakoo 11y ago
  Greylisting kicks in only the first time; once a "channel" has been established and the participants send messages back and forth they should be on each other's whitelist