1
Mullvad DNS
mullvad.net/en/help/dns-over-https-and-dns-ove…Also covers dns lookup and domain ip dns
Configure encrypted DNS with Mullvad’s public DoH and DoT service, scheduled to end on November 2, 2026.
Alternatives
The Best Cloudflare DNS Alternatives in 2026
24 alternatives0 free · 2 open source
Looking for something like Cloudflare DNS? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 2 are open source.
About Cloudflare DNScloudflare.com/application-services/products/dns
VisitCloudflare DNS provides public DNS resolution and authoritative DNS services.
Top picks at a glance
First suggestionMullvad DNSConfigure encrypted DNS with Mullvad’s public DoH and DoT…Open source optionCloudFlare DDNS UpdaterCloudflare DDNS Updater updates dynamic DNS records so…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Mullvad DNS | — | Not stated | Android, iOS, Linux |
| 2 | CloudFlare DDNS Updater | — | Yes | Linux, macOS |
| 3 | wtfis | — | Yes | — |
| 4 | Whoxy | Paid | Not stated | Web |
| 5 | Wappalyzer | — | Not stated | Web |
| 6 | IWantMyName | — | Not stated | Web |
| 7 | Domainr | — | Not stated | Web |
| 8 | RDAP | — | Not stated | Web |
| 9 | SD Finder | — | Not stated | Web |
| 10 | Whois | Paid | Not stated | Web |
All Cloudflare DNS alternatives
2
Also covers dns lookup and domain ip dns · open source
Cloudflare DDNS Updater updates dynamic DNS records so users can reach a home network through a custom domain.
3
Also covers dns lookup and domain ip dns · open source
wtfis gathers passive hostname, domain, and IP information from public sources.
4
Also covers dns lookup and domain ip dns · same kind of online tool
Whoxy provides a WHOIS API for looking up domain registration records from a database of historical records.
5
Wappalyzer
wappalyzer.com/lookupAlso covers dns lookup and domain ip dns · same kind of online tool
Wappalyzer identifies technologies used to build websites, showing frameworks, analytics, and hosting components.
6
IWantMyName
iwantmyname.comAlso covers dns lookup and domain ip dns · same kind of online tool
IWantMyName registers domain names across more than 500 extensions and offers related plugins.
7
Domainr
domainr.comAlso covers dns lookup and domain ip dns · same kind of online tool
Domainr searches domain names and provides an API covering top-level domains.
8
RDAP
client.rdap.orgAlso covers dns lookup and domain ip dns · same kind of online tool
Look up domain, IP, autonomous system, and entity records with RDAP.org RDAP-based lookup tool.
9
SD Finder
subdomainfinder.c99.nlAlso covers dns lookup and domain ip dns · same kind of online tool
Scan a domain for subdomains with Subdomain Finder, which offers private scans that are not logged or indexed.
10
Also covers dns lookup and domain ip dns · same kind of online tool
Check domain registration details and availability with Whois.com, which also sells domain names and hosting.
11
Netlas:
netlas.ioAlso covers dns lookup and domain ip dns · same kind of online tool
Netlas provides search tools for internet infrastructure, including DNS, WHOIS, and IP lookups.
12
Website Information
one-plus.github.io/WebsiteInformationAlso covers dns lookup and domain ip dns · same kind of online tool
OSINT Toolkit page listing website, IP, domain, email and MAC lookup tools; some tools need a known identifier to run.
13
dnslytics
dnslytics.comAlso covers dns lookup and domain ip dns · same kind of online tool
DNSlytics provides reverse IP, NS, MX, WHOIS, and domain lookup tools.
14
Free online network tools
centralops.net/coAlso covers dns lookup and domain ip dns · same kind of online tool
Central Ops offers network diagnostic tools including traceroute, nslookup, and WHOIS lookups.
15
Website search tool
aware-online.com/en/osint-tools/website-search…Also covers dns lookup and domain ip dns · same kind of online tool
Website search tool provides OSINT utilities for investigating a website and its associated infrastructure.
16
Merklemap
merklemap.comAlso covers dns lookup and domain ip dns · same kind of online tool
Find subdomains and certificates linked to a website with Merklemap search and enumeration tools.
17
DomainTyper
domaintyper.comAlso covers dns lookup and domain ip dns · same kind of online tool
DomainTyper searches for available domain names across extensions as users type.
18
GreyNoise Intelligence
greynoise.io/vizAlso covers dns lookup and domain ip dns · same kind of online tool
GreyNoise Intelligence analyzes untargeted internet scanning and provides context about IP addresses seen probing networks.
19
digger.tools
digger.toolsAlso covers dns lookup and domain ip dns · same kind of online tool
Domain Digger looks up DNS, WHOIS, IP data, SSL history, and subdomains for a domain.
20
Pyfunceble
pyfunceble.github.ioAlso covers dns lookup and domain ip dns · same kind of online tool
PyFunceble checks whether domains, IP addresses, and URLs are available or syntactically valid.
21
Whois Search
webwhois.verisign.com/webwhois-ui/index.jsp?la…Also covers dns lookup and domain ip dns · same kind of online tool
Verisign Whois Search provides information about domain name registrations, including .com and .net records.
22
whois
whois.b1s4.xyzAlso covers dns lookup and domain ip dns · same kind of online tool
Look up DNS records and RDAP domain information with whois_, which supports common record types and network entities.
23
Also covers dns lookup and domain ip dns
Google Transparency Report publishes data about requests and activity affecting Google services.
24
DNS Jumper
sordum.org/7952/dns-jumper-v2-3Also covers dns lookup and domain ip dns
Change DNS servers on Windows with DNS Jumper, a free portable utility with IPv6 support.
No alternatives match this filter.
Alternatives to similar tools
Google Transparency Report24 alternativesDNS Jumper24 alternativesMullvad DNS24 alternativesNetlas:24 alternativesCloudFlare DDNS Updater24 alternativesWappalyzer24 alternatives
What is the best alternative to Cloudflare DNS?
Based on features, tags and platforms, the closest alternatives to Cloudflare DNS are Mullvad DNS, CloudFlare DDNS Updater, and wtfis.
Are there open-source alternatives to Cloudflare DNS?
Yes: CloudFlare DDNS Updater and wtfis.
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