Pin numbers not being

I have not been receiving pin numbers when requested (checked spam as well). Was receiving them to my and accounts immediately a few hours ago and now receive no codes when requested. I have checked the user logs to see if the emails have been timestamped and nothing appears.

Any suggestions?

I’ve been notified of the same issue from a user with email account (when using glide pages). is also an issue.

Yes I confirm the same issue

Confirmed hotmail not working

I also have complaints from users.
They couldn’t get their pin number. They all already checked spam.
How can I solve this problem?

If you have a gmail address, you can test yourself by adding +1, +2, etc. before the @ sign.

Isn’t there any choice except by using gmail address?

Do those users share the same email domain? (say