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Spamhaus IP and Domain Reputation Checker vs MXToolbox Blacklist Check: catalog facts
Spamhaus IP and Domain Reputation Checker	MXToolbox Blacklist Check
Free Free lookups.	Free The blacklist check is free to use on the website.
Web	Web
Checks both IP addresses and domains Results come from Spamhaus itself	Checks over 100 DNSBLs in one pass Accepts an IP address or a domain
Covers Spamhaus blocklists only	Covers fewer lists than some dedicated multi-RBL tools Shows listings but does not remove them
Web application	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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