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MultiRBL vs Cisco Talos Reputation Center: catalog facts
MultiRBL	Cisco Talos Reputation Center
Free Free to use, with optional Bitcoin donations.	Free Reputation lookups are free.
Web	Web
Checks over 200 blacklists and whitelists Supports IPv4 and IPv6	Looks up both IP addresses and domains Reflects data used by Cisco security products
No help with removal requests Plain interface with lots of technical output	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
No account 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.