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Cisco Talos Reputation Center vs MultiRBL: catalog facts
Cisco Talos Reputation Center	MultiRBL
Free Reputation lookups are free.	Free Free to use, with optional Bitcoin donations.
Web	Web
Looks up both IP addresses and domains Reflects data used by Cisco security products	Checks over 200 blacklists and whitelists Supports IPv4 and IPv6
Disputes must go through a separate support site Only shows Cisco's own reputation view	No help with removal requests Plain interface with lots of technical output
Web application	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Needs internet
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.