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MXToolbox Blacklist Check vs Cisco Talos Reputation Center: catalog facts
MXToolbox Blacklist Check	Cisco Talos Reputation Center
Free The blacklist check is free to use on the website.	Free Reputation lookups are free.
Web	Web
Checks over 100 DNSBLs in one pass Accepts an IP address or a domain	Looks up both IP addresses and domains Reflects data used by Cisco security products
Covers fewer lists than some dedicated multi-RBL tools Shows listings but does not remove them	Disputes must go through a separate support site Only shows Cisco's own reputation view
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	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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