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DNSlytics vs ViewDNS.info: catalog facts
DNSlytics	ViewDNS.info
Freemium Free tools on the website; premium website access, monitoring and the API are paid monthly…	Freemium The web tools are free; API access and research data are sold on paid plans.
Web	Web
Reverse IP, name server and mail server lookups in one place More than ten years of historical DNS data	Many DNS, WHOIS and IP tools in one place Historical data such as IP history and reverse WHOIS
Page views and features are limited without a premium plan IP and DNS data is refreshed every 14 days rather than live	Some features such as dark mode need an account API and data products are paid
Web application, Hosted service	Web application, Hosted service
Closed source	Closed source
License not stated	License not stated
No account needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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