Resolve any domain in a second.
Query DNS records from 283+ servers around the world, check email authentication and audit domain security. Free, with zero logging.
- 283+
- DNS servers
- 13
- record types
- 0
- logs stored
Nine tools, one place
Everything you need to find out why a domain does not behave. Four tools are live and five are on the way.
DNS lookup
A, AAAA, MX, NS, TXT, CNAME, SOA and more, compared across resolvers worldwide.
Open toolEmail check
SPF, DKIM, DMARC, MX, PTR and BIMI in one deliverability report.
Open toolBlacklist check
See whether an IP address or domain is listed on major DNSBL providers.
Open toolSecurity audit
Score SSL/TLS, HSTS, DNSSEC, CAA, MTA-STS and email authentication.
Open toolIP info lookup
See who an IP address belongs to: provider, hosting, ASN and whether it is a VPN.
Coming soonWebsite checker
Test the speed and mobile friendliness of a website.
Coming soonSubdomain finder
Discover the subdomains of a domain and where they point.
Coming soonSPF & DMARC generator
Build valid SPF and DMARC records and publish them with confidence.
Coming soonSSL checker
Check a certificate and request a new one with auto renewal. Requesting needs an account.
Coming soonPrivate by design
QuickResolve does not store what you look up, and has no tracking scripts or third-party requests. Every lookup tool works without an account. A few upcoming features, such as requesting SSL certificates and API access, will need one.
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Zero logging
Queries are answered and forgotten.
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GDPR compliant
No personal data is collected or processed.
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Free to start
Lookups need no sign-up or credit card. An account is only needed for SSL certificates and the API.