Dev tools · alternatives · 2026

24 alternatives to WHS.IS

Whois lookup and API

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. WHS.IS launched in 2024; newer entries below may have overtaken it.

1. 1
   Whois³▲80

   Know about everyone in web3

   2022 · its alternatives →

2. 2
   WHOIS Checker - Chrome Extension▲10

   Check WHOIS details of any website with a single click.

   2024 · hostingchecker.net · its alternatives →

3. 3
   DomainWatch▲352

   Domain Monitoring Made Easy

   2018 · webmaster.ninja · its alternatives →

4. 4
   Whoisology▲106

   Find Connections Between Domain Names & Their Owners

   2014 · whoisology.com · its alternatives →

5. 5
   Whois▲6

   Whois : domain and IP address Lookup. All TLDs

   2019 · its alternatives →

6. 6
   Domain WHOIS API▲3

   Free domain lookup — RDAP, no API key needed

   Aug 2026 · rapidapi.com · its alternatives →

7. 7
   WHOIS by Weekend Labs▲67

   Unlock the secrets of any domain with just one WHOIS search

   2023 · its alternatives →

8. 8
   Quick Whois Lookup for Domains▲5

   Get detailed domain information quickly and easily

   2023 · its alternatives →

9. 9
   WhoisFreaks▲9

   WhoisFreaks provides Domain Whois API and Database

   2024 · whoisfreaks.com · its alternatives →

10. 10
    API Tracker▲297

    IMDB for APIs, the world's biggest API search engine

    2022 · apitracker.io · its alternatives →

11. 11
    Webmaster Tools▲70

    Online tools and utilities for everyday life

    2023 · webmaster-tools.online · its alternatives →

12. 12
    DomainDetails.com - Free & Private WHOIS▲26

    Free & Private domain research - right in your browser

    Dec 2025 · domaindetails.com · its alternatives →

13. 13IF
    Ishim – find available one-word domain names▲101

    2021 · ish.im · its alternatives →

14. 14
    URL Meta▲108

    API to get URL meta info, screenshots and domain DNS records

    2023 · urlmeta.org · its alternatives →

15. 15
    Apisearch▲77

    Apisearch is a performant search-engine as a service

    2021 · apisearch.io · its alternatives →

16. 16
    WHOIS_OS▲6

    Domain, nameserver lookup & IP tools

    2023 · whoisos.com · its alternatives →

17. 17AA
    An API directory▲18

    2013 · apiforthat.com · its alternatives →

18. 18
    A site to look up DNS records▲82

    DNS record lookups just as you like 'em

    2017 · dnsrecords.io · its alternatives →

19. 19AS
    A Smart Name Brainstorming And Domain Search Engine▲94

    2012 · namemesh.com · its alternatives →

20. 20
    Whois lookup domain and ip▲2

    whois,lookup,whois lookup,browser, ip,domain info,Search

    2020 · whois.ulvis.net · its alternatives →

21. 21WM
    We made a website to show APIs from around the globe that devs can use▲10

    2018 · papislist.com · its alternatives →

22. 22IC
    I crossed a thesaurus with a domain availability checking API▲113

    2013 · domainmasher.com · its alternatives →

23. 23
    Registered Domain Names Search▲22

    Access our comprehensive domain database through a powerful API. Check domain availability and status with simple HTTP requests.

    2017 · domainsdb.info · its alternatives →

24. 24
    WebCargo - JSON WHOIS API▲5

    Mundane API's with seamless integration

    2017 · its alternatives →

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 →