DNS Lookup Tool

Perform comprehensive DNS record lookups to verify domain configurations, troubleshoot email delivery, and check DNS propagation status instantly.

Example:

Enter a domain above to view DNS records

Supports A, AAAA, CNAME, MX, TXT, NS, and more

Why Check DNS Records?

  • Verify domain configuration and troubleshoot connectivity issues
  • Check email server (MX) records for deliverability
  • Validate SPF, DKIM, and DMARC TXT records
  • Monitor DNS propagation after making changes

Understanding TTL Values

Time To Live (TTL) determines how long DNS resolvers cache your records. Lower values (300s/5min) allow faster propagation during changes, while higher values (86400s/24h) reduce server load.

Pro tip: Lower your TTL 24 hours before making DNS changes to ensure fast global propagation.

DNS Record Types Reference

A

A Record

IPv4 address mapping

AAAA

AAAA Record

IPv6 address mapping

CNAME

CNAME

Canonical name/alias

MX

MX Record

Mail exchange servers

TXT

TXT Record

Text verification/data

NS

NS Record

Name servers

SOA

SOA Record

Start of authority

PTR

PTR Record

Reverse DNS lookup

Frequently Asked Questions

Common questions about DNS lookups and domain configuration

A DNS (Domain Name System) lookup is the process of querying DNS servers to translate human-readable domain names (like google.com) into machine-readable IP addresses (like 142.250.80.46). When you enter a domain, your query travels through recursive resolvers to root servers, TLD servers, and authoritative name servers to find the correct IP address.

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