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Alternatives

Products that do what IPChecks does

Your IP, instantly. DNS, WHOIS & leak tests in your browser

  1. 1WD

    2020 · which.nameserve.rs

  2. 2

    Browser VPN, DNS, and WebRTC leak tester

    16d ago · ipdet.app

  3. 3IA
  4. 4WC

    2013 · prettyip.meetstrange.com

  5. 5

    Check your IP, WebRTC, IPv6 and browser privacy exposure

    13d ago · privacy-leak-check.netlify.app

  6. 6

    Find out the hosting provider of any website

    2020

  7. 7IL

    2013 · iplook.herokuapp.com

  8. 8

    Free IP Address & Network Diagnostics Tool

    29d ago · globaltoolsbox.online

  9. 9
    Web Ping104

    Mac App to monitor your websites

    2019

  10. 10AS

    2017 · dnsrecords.io

  11. 11TY

    2013 · emailipleaktest.com

  12. 12DA
  13. 13AP
  14. 14

    A simple and powerful tool for querying DNS records

    2020

  15. 15DD

    2013 · samarudge.github.io

  16. 16AB

    Most other IP lookup tools I've found are mostly just trying to push you to signup for their API, which is fine but less useful if you're just trying to figure out which IP addresses in your log files are from sketchy locations and likely to do bad things to your application. I merged together a bunch of APIs and some of our own honeypot collected data to make something I hope devs and security folks find useful. If you want to try out a "bad" IP, try this one: https://wafris.org/ip-lookup/104.244.72.115

    2023 · wafris.org

  17. 17GY
  18. 18LD
  19. 19

    Free & Private domain research - right in your browser

    Dec 2025

  20. 20

    Free IP intelligence: lookup, leak tests & risk scoring

    3d ago · iplookup.tech

  21. 21II

    We've just launched an opensource golang `ipinfo` cli that lets you quickly and easily get IP address data from the cli. You can lookup geolocation, isp, carrier & vpn status for a single IP (in much the same way you can by `curl ipinfo.io`) but there's a bunch of additional functionality, including: - bulk lookups of IPs - summarize IPs (so get top ASNs, cities etc from a ton of IPs) - grepip subcommand to grep for IPs (v4, v6 and bogon flags available) - map command to map a bunch of IPs And more! See https://github.com/ipinfo/cli for more details and installation…

    2021

  22. 22SI

    We recently launched a free tool that shows a summary of the top cities, countries, asns, routes and much of the other context that we (IPinfo) have for any IP addresses you paste into it. Sample results: https://ipinfo.io/summarize-ips/result?id=239e90aa-88b8-4476-84c7-bfd10ed2de3f You can paste any arbitrary text into the tool at https://ipinfo.io/summarize-ips and we'll extract the IPs. It can be useful for getting a quick summary of a set of IPs (eg. click on first google result for "public proxies", copy and paste the results into the tool, and see…

    2021

  23. 23LC

    I built LDNS because I'm constantly curious about domain names - who owns them, which nameservers they use, how they're configured, and what their DNS records reveal. I wanted a fast, easy way to investigate domains right from my browser without juggling multiple tools. LDNS runs entirely client-side using Cloudflare's DNS over HTTPS. Just type a domain and instantly see: All DNS records with clickable filtering RDAP/WHOIS data with registrar info and expiration dates Email security configuration (SPF, DMARC, MTA-STS, BIMI) Export options (JSON, CSV, BIND zones, PDF reports) Try it at…

    2025 · ldns.com

  24. 24OD

    Hey HN! We built DNS Directory (https://dnsdirectory.com), a free, searchable database of public DNS servers with live monitoring every 10 minutes. We needed to find an up-to-date list of DNS servers used by carriers around the world for a proxy fingerprinting / web-scraping project but we were shocked to find that it didn’t exist so we built it ourselves in an internal Hackathon We’re adding more features but so far we: Test 77K+ servers every ~10 minutes Allow filtering by uptime, location, security features (ad blocking, malware protection, DNSSEC) Show info on IPv6…

    Dec 2025 · dnsdirectory.com

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