Dev tools · alternatives · 2026
24 alternatives to WHOIS_OS
Domain, nameserver lookup & IP tools
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. WHOIS_OS launched in 2023; newer entries below may have overtaken it.
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DNS Digger▲13Blazing fast DNS lookup, WHOIS & record check in one tool
2025 · dnsdigger.xyz · its alternatives →
- 3
Check WHOIS details of any website with a single click.
2024 · its alternatives →
- 4
Free & Private domain research - right in your browser
Dec 2025 · domaindetails.com · its alternatives →
- 5WA
Jan 2026 · github.com · its alternatives →
- 6
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Unlock the secrets of any domain with just one WHOIS search
2023 · its alternatives →
- 8
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Free domain lookup — RDAP, no API key needed
Aug 2026 · rapidapi.com · its alternatives →
- 10
- 11
- 12KT
2011 · domaingroovy.com · its alternatives →
- 13
Get detailed domain information quickly and easily
2023 · its alternatives →
- 14
- 15
- 16
- 17DP
2021 · companydirectory.uk · its alternatives →
- 18
A domain API for pricing, WHOIS, availability and more.
Jan 2026 · domainduck.io · its alternatives →
- 19
Free domain lookup for DNS records, RDAP, WHOIS, subdomains, IPs, and email security. Research any domain in one fast report.
Jul 2026 · digga.dev · its alternatives →
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Domain availability checks for humans and AI agents.
Jun 2026 · takenorfree.com · its alternatives →
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- 23
- 24AS
2017 · dnsrecords.io · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →