FAQ
- Why an email has been blocked or quarantined?
- Why are emails marked as spam despite being on the Allow List?
- What does the error "This action is not allowed for this email type" mean?
- Not possible to connect to smarthost for outgoing emails
- Why are outgoing emails with the error code 554 5.7.1 rejected?
- I am waiting for an email that had been sent to me, but I didn’t receive it yet. Was it blocked?
- What is behind the Infomail filter?
- Why are Hornetsecurity IP addresses listed by UCEPROTECT?
- Why does my email contain a Winmail.dat?
- Why are Hornetsecurity IP addresses listed at Backscatterer?
- When will another delivery attempt be made if my mail server is not available?
- How long are spam mails in the quarantine accessible via the spam report or the control panel?
- Can the spam filter service be limited to only a part of the users?
- How long does Hornetsecurity retain emails in case of temporary undeliverability?