DNS lookups cannot be performed directly in the browser. Use the commands below in your terminal, or visit a public DNS lookup service. The commands use Google's public DNS server (8.8.8.8) by default.

dig Commands
A Recorddig @8.8.8.8 example.com A
AAAA Recorddig @8.8.8.8 example.com AAAA
MX Recorddig @8.8.8.8 example.com MX
TXT Recorddig @8.8.8.8 example.com TXT
NS Recorddig @8.8.8.8 example.com NS
SOA Recorddig @8.8.8.8 example.com SOA
CAA Recorddig @8.8.8.8 example.com CAA
Any Recorddig @8.8.8.8 example.com ANY
Tracedig +trace example.com
Short Answerdig +short example.com
nslookup Commands
Basic Lookupnslookup example.com
Specific Typenslookup -type=MX example.com
Custom DNSnslookup example.com 8.8.8.8
DNS Record Types Reference
A
Maps a domain to an IPv4 address
Example: 93.184.216.34
AAAA
Maps a domain to an IPv6 address
Example: 2606:2800:220:1:248:1893:25c8:1946
CNAME
Alias that points one domain name to another
Example: www.example.com -> example.com
MX
Specifies mail servers responsible for receiving email
Example: 10 mail.example.com
TXT
Holds arbitrary text data, often used for SPF, DKIM, domain verification
Example: v=spf1 include:_spf.google.com ~all
NS
Delegates a DNS zone to an authoritative name server
Example: ns1.example.com
SOA
Start of Authority - contains administrative info about the zone
Example: ns1.example.com admin.example.com 2024010101 3600 900 604800 86400
SRV
Specifies a host and port for specific services (e.g., SIP, XMPP)
Example: 10 5 5060 sip.example.com
CAA
Specifies which Certificate Authorities can issue SSL certs for the domain
Example: 0 issue "letsencrypt.org"
PTR
Reverse DNS - maps an IP address back to a domain name
Example: 34.216.184.93.in-addr.arpa -> example.com
Public DNS Lookup Services
Google Admin Toolbox (dig)→MXToolbox→DNS Checker→WhatsMyDNS→
browserutils
DNS Lookup Helper