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URLVoid vs OpenText URL/IP Lookup: catalog facts
URLVoid	OpenText URL/IP Lookup
Free The web checker is free; an API is offered separately by APIVoid.	Free The lookup is free to use.
Web	Web
Checks 30+ blocklists in one lookup Links to each blocklist's own report	Looks up both URLs and IP addresses Detailed list of content and threat categories
Submitted data is shared with security companies Only reflects what blocklists already know	Shows only OpenText's own classification Mainly useful where filtering products use this data
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
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.