DNS Lookup — DNS is the internet's phone book — it turns the domain you type into the IP address a server actually lives at. This tool queries DNS records for any domain using Google's free DNS-over-HTTPS endpoint, so you can see exactly which servers a domain points to without touching the command line.
This tool queries Google DNS-over-HTTPS. The domain you query is not user-private data, and Uttir never sees or logs the result.
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Qu’est-ce que DNS Lookup ?
DNS is the internet's phone book — it turns the domain you type into the IP address a server actually lives at. This tool queries DNS records for any domain using Google's free DNS-over-HTTPS endpoint, so you can see exactly which servers a domain points to without touching the command line.
Useful when you have just changed nameservers and want to confirm they have propagated, when debugging email delivery (MX), when verifying domain ownership for a certificate (TXT / CAA), or when investigating a domain you are about to trust.
Comment l’utiliser
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Enter a domain
e.g. github.com — no protocol, no path.
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Pick a record type
A is the default (IPv4 addresses).
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Read the results
Each answer shows the data and a TTL in seconds.
Exemples
Find the IPs for a domain
Default A record lookup for github.com.
github.com / A
Résultat : Multiple A records with TTLs. Each is an IPv4 address that the domain resolves to.
Check who handles email
MX records tell you which servers receive email for the domain.
github.com / MX
Résultat : A list of mail exchange records, with priority numbers — lower = preferred.
Questions fréquentes
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Last reviewed: 2026-09-25