Home Learn Blog

Image of two network administrators, with overlay text reading 'What is DNS?'

What is DNS?

DNS, why it's necessary, and what it accomplishes.

Image of a magnifying glass over a computer, with overlay text reading 'What is a DNS lookup?'

What is a DNS Lookup?

DNS lookups, lookup utilities, and DNS verification.

Image of theoretical DNS mapping, with overlay text reading 'DNS Record Types: Explained'

DNS Record Types Explained

All 50 DNS record types currently in use, explained.

© 2023 CheckDNS.io - All rights reserved.