SpamRATS Auth
auth.spamrats.com
Operated by SpamRATS
Avg removal time
24–72 hours
This blacklist affects deliverability at a subset of mail servers. Still worth resolving.
About SpamRATS Auth
SpamRATS Auth lists IPs that are suspected of being used for credential stuffing or account takeover attacks against mail systems, or that send email without proper authentication.
Why am I listed?
IPs are listed based on suspicious authentication patterns such as mass failed logins, brute force attacks on SMTP AUTH, or sending without proper SPF/DKIM authentication.
How to get delisted
Follow these steps in order to request removal from SpamRATS Auth.
- 1
Investigate your mail server logs for signs of authentication abuse or brute force attacks.
- 2
Implement rate limiting on SMTP AUTH connections.
- 3
Ensure all outbound email is properly authenticated with SPF and DKIM.
- 4
Check your listing at spamrats.com.
- 5
Submit a removal request with documentation of security improvements made.
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