1 Commits

Author SHA1 Message Date
Thomas Waldmann
7dcf5a22bb validate domain of email address in registration form, fixes #284
- via DNS (MX, A/AAAA records)
- against blacklist with regexes

This is implemented because without it, postmasters get tons of mailer daemon
emails each day, just because emails are invalid, domain has no mx, ...
2018-10-14 14:52:52 +02:00