4 ms·
Technically, a trailing dot is required for the root domain. "ai" is not valid but "ai." is. Though I suspect a lot of software is quite lenient.
by LeoPanthera 4y ago
Technically, a trailing dot is required for the root domain.
"ai" is not valid but "ai." is.
Though I suspect a lot of software is quite lenient.
- occamrazor 4y agoConversely, the address joe@example.com. (with a trailing dot) is valid, but probably breaks countless programs.
- cs02rm0 4y agoOnce upon a time it used to work for Youtube, but break the adverts. Halcyon days.
- jabroni_salad 4y agoIt seems like most MTAs just append it for you quietly, as someone who has chased ghosts through way too many smtp logs.