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Spamhaus IP and Domain Reputation Checker vs Barracuda Reputation Lookup: catalog facts
Spamhaus IP and Domain Reputation Checker	Barracuda Reputation Lookup
Free Free lookups.	Free Free to use online.
Web	Web
Checks both IP addresses and domains Results come from Spamhaus itself	Direct check against the list Barracuda firewalls use Removal request form on the same site
Covers Spamhaus blocklists only	Covers only Barracuda's own reputation list Useful mainly for mail server operators
Web application	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.