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Blacklist Monitoring · Invaluement

Listed on Invaluement? Start Here

Invaluement is a commercial blocklist aimed at snowshoe spam, botnets, and ESPs that don't police their customers. Mail filters that subscribe to it use it to reject or score mail.

First, Make Sure It's Real

Invaluement's old public hostnames answer 'listed' for every IP when queried by a resolver it hasn't authorized. If a free lookup tool shows every address you try as listed on Invaluement, that's why, and it doesn't mean you're actually on it.

What Gets You Listed

Invaluement runs three lists: one for IPs that send almost nothing but spam, one for whole IP ranges showing snowshoe patterns, and one for domains found in spam links. Normal senders can get a short listing when a system is compromised.

Requesting Removal

Fix the cause, then use the Delist Requests page on Invaluement's site and follow its instructions.

Monitor It Instead

Get a Real Answer

Generator Labs checks your IPs and domains against Invaluement and 150+ other data sources and alerts you by email, Slack, SMS, or webhook when a real listing appears. Free for your first host.

Listing detail with the data source and its delisting steps
Alert · Slack #mail-ops
203.0.113.25 listed on Invaluement
Delisting steps attached

Frequently Asked Questions

About Invaluement listings.

Still have questions? Our support team is ready to help. Contact Us
Why does every IP show as listed on Invaluement?

Its old public hostnames answer that way for unauthorized resolvers. Only subscribers querying their private hostname get real answers.

Is Invaluement free?

No. It's a paid subscription with a free trial.

How do I get removed?

Through the Delist Requests page on invaluement.com.