nhn-techorus.com has no AAAA records.
Apex domains cannot have CNAME records.
GlobalSign
Domain verification
_globalsign-domain-verification=R_QQduqrJGWfmZYvYpnyUZn-fAXtpNKHQmQph1tf5q
Google
Domain verification
google-site-verification=AQmZaolcbtynO67L8LAHtBzybOZ7YOyA28G2e7kOa3Y
Microsoft
Domain verification
MS=ms24660658
OpenAI
Domain verification
openai-domain-verification=dv-UIKlA4T90jSDB7bUQ4zaSWcs
Zoho
Domain verification
zoho-verification=zb63069619.zmverify.zoho.jp
sending_domain1033603=e02b32f7a101c956de42ae4a55b931ca6a75327d2ec9ebc91d46b43210e367ee
toast-domain-verification=6Q2rp7uiSqUuTOl3Es6q
ns-1045.awsdns-02.org
Amazon Web Services
Route 53
ns-1683.awsdns-18.co.uk
Amazon Web Services
Route 53
ns-405.awsdns-50.com
Amazon Web Services
Route 53
ns-788.awsdns-34.net
Amazon Web Services
Route 53
Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1d