1
Also covers security and security tools · same kind of website
DNS Watch looks up DNS records and measures lookup performance across resolvers.
Alternatives
The Best WhatsMyDNS Alternatives in 2026
24 alternatives2 free · 1 open source
Looking for something like WhatsMyDNS? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 2 are free or have a free plan and 1 are open source.
About WhatsMyDNSwhatsmydns.net
VisitWhatsMyDNS checks DNS record propagation across global resolvers for record types including A, AAAA, MX, and TXT.
Top picks at a glance
First suggestionDNS WatchDNS Watch looks up DNS records and measures lookup…Free or freemium optionProxy CheckProxy Check provides a proxy detection API for identifying…Open source optionMess With DNSExperiment with DNS records and behavior using the…Another optionmess with dnsmess with dns provides an interface for viewing and editing…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | DNS Watch | Paid | Not stated | Web |
| 2 | mess with dns | — | Not stated | Web |
| 3 | BrowserScan | — | Not stated | Web |
| 4 | DNSDumpster | — | Not stated | Web |
| 5 | Proxy Check | Freemium | Not stated | Web |
| 6 | IPv6 Leak Test | — | Not stated | Web |
| 7 | Outage map | — | Not stated | Web |
| 8 | SSLMate CAA | — | Not stated | Web |
| 9 | UUID Generator | — | Not stated | Web |
| 10 | Mess With DNS | — | Yes | — |
All WhatsMyDNS alternatives
2
mess with dns
messwithdns.netAlso covers security and security tools · same kind of website
mess with dns provides an interface for viewing and editing DNS records.
3
BrowserScan
browserscan.netAlso covers security and security tools · same kind of website
Check browser fingerprints and run DNS leak, IP, port, and WebRTC tests with BrowserScan.
4
DNSDumpster
dnsdumpster.comAlso covers security and security tools · same kind of website
DNSDumpster searches domain records and related hosts for domain research and reconnaissance.
5
Also covers security and security tools · same kind of website · free plan
Proxy Check provides a proxy detection API for identifying proxy connections used in online services and game servers.
6
IPv6 Leak Test
ip6.nlAlso covers security and security tools · same kind of website
IPv6 Leak Test checks whether a device has IPv6 connectivity and displays connection information related to privacy.
7
Outage map
torontohydro.com/outage-mapAlso covers security and security tools · same kind of website
Check the Toronto Hydro outage map for electricity service disruptions.
8
SSLMate CAA
sslmate.com/caaAlso covers security and security tools · same kind of website
SSLMate CAA helps generate CAA DNS records and explains which certificate authorities support the record type.
9
UUID Generator
toolkitvault.com/uuid-generatorAlso covers security and security tools
This online generator creates UUIDs in versions 1, 3, 4, 5, 6, and 7 for use in applications and data records.
10
Also covers security and security tools · open source
Experiment with DNS records and behavior using the interactive Mess With DNS project.
11
Also covers security and security tools · same kind of website · free plan
Manage two-factor authentication codes with OTP Auth, an iOS app listed on the App Store.
12
Also covers security and security tools · same kind of website
Generate secure SSL configurations for selected web, database, and mail software.
13
challenges.re
challenges.reAlso covers security and security tools · same kind of website
Solve reverse engineering challenges published on challenges.re, a challenge-focused site.
14
GoPlus Locker V3
gopluslabs.ioAlso covers security and security tools · same kind of website
GoPlus offers Web3 security tools including audits, APIs, a user security hub, and a browser extension.
15
NVD
nvd.nist.govAlso covers security and security tools · same kind of website
Search the National Vulnerability Database, a public resource for vulnerability information.
16
tpscalls.live
tpscalls.liveAlso covers security and security tools · same kind of website
View Toronto Police calls for service on a map that updates in real time, according to the supplied page description.
17
mCaptcha
mcaptcha.orgAlso covers security and security tools · same kind of website
Add proof-of-work verification to websites with mCaptcha, a privacy-focused automated CAPTCHA system.
18
Metasploit
metasploit.comAlso covers security and security tools · same kind of website
Use Metasploit to find security issues, verify mitigations, and manage authorized penetration testing assessments.
19
Synk
security.snyk.ioAlso covers security and security tools · same kind of website
The Snyk Security Database provides vulnerability details and remediation guidance for packages and cloud configurations.
20
URL Decoder/Encoder
meyerweb.com/eric/tools/dencoderAlso covers security and security tools · same kind of website
The URL Decoder and Encoder converts text between encoded and decoded forms, including JavaScript URLs.
21
Lucia
lucia-auth.comAlso covers security and security tools · same kind of website
Lucia was deprecated in March 2025. The website was updated in July 2026 and points to code/auth_session.ts as a single-file replacement for the NPM package and to the Auth Book for auth information.
22
DNSPerf
dnsperf.com/dns-providers-listAlso covers security and security tools · same kind of website
DNSPerf compares the performance and uptime of enterprise and commercial DNS providers.
23
BugBountyHunting
bugbountyhunting.comAlso covers security and security tools · same kind of website
Search a community-curated collection of bug bounty writeups and learning resources.
24
Steganography Online
stylesuxx.github.io/steganographyAlso covers security and security tools
Steganography Online encodes a message into an image and can decode messages from images.
No alternatives match this filter.
Alternatives to similar tools
OTP Auth24 alternativesMozilla SSL24 alternativesNVD24 alternativeschallenges.re24 alternativesGoPlus Locker V324 alternativesmCaptcha24 alternatives
TopicSecurity Tools · 202 sites Best-of list8 Best Free Authenticator Apps for Codes and Recovery ListingWhatsMyDNS details
What is the best alternative to WhatsMyDNS?
Based on features, tags and platforms, the closest alternatives to WhatsMyDNS are DNS Watch, mess with dns, and BrowserScan.
Is there a free alternative to WhatsMyDNS?
Yes. Proxy Check and OTP Auth are free or offer a free plan.
Are there open-source alternatives to WhatsMyDNS?
Yes: Mess With DNS.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative