DNS lookup
Enter a domain to see its DNS records.
DNS basics
Where do a domain's website and mail go?
DNS records decide where the website and the mail of a domain are delivered.
- AddressesA and AAAA point a domain to server addresses.
- AliasesCNAME links one name to another.
- Mail routingMX defines which servers accept mail.
Record
A
MX
NS
TXT
Mail & verification
Set up TXT and MX correctly
Most rejected emails trace back to a few DNS records.
1
MX priority
Which server receives mail first.
2
SPF and more
TXT records define who may send mail for the domain.
3
Ownership proof
Many services ask for a TXT code to verify you.
Troubleshooting
Find what is wrong, fast
A DNS lookup shows what is published for a domain.
01
Grouped by type
All records clearly arranged.
02
Check after moves
See immediately whether a change is live.
03
No setup needed
Works in the browser, nothing to install.