Articles
Troubleshooting a Domain That Does Not Resolve
If a domain does not resolve, work from registration outward instead of changing random DNS...
Why a DNS Change May Still Show the Old Value
Seeing the old DNS value after a change does not always mean the edit failed.
Check these...
Troubleshooting www and Non-www Domain DNS
example.com and www.example.com are different DNS names and can have different records.
If one...
Troubleshooting SERVFAIL After a DNSSEC Change
A domain that suddenly returns SERVFAIL after a DNSSEC or nameserver change may have a broken...
Troubleshooting a Domain That Opens the Wrong Website
A domain can reach the correct server but still show the wrong website. This is often a...
Domain and DNS Change Safety Checklist
Use this checklist before a significant domain or DNS change:
Confirm the exact domain and...