icda.edu.do has no AAAA records.
Apex domains cannot have CNAME records.
Microsoft
Domain verification
MS=6B92644F6515E1CB5573F6C969D1299D9D102A2A
Microsoft
Domain verification
MS=ms94996376
Itim9etvNtAC0jTAVBPM+pyG4DBumzZEKe68m5ylOo1AjbxInQ5YmypUGwY1x5vI0G7S3H+GZs1p0KjmrO+m4Q==
ns1-09.azure-dns.com
Microsoft Azure
ns2-09.azure-dns.net
Microsoft Azure
ns3-09.azure-dns.org
Microsoft Azure
ns4-09.azure-dns.info
Microsoft Azure
Zone apex
Start of authority
Email
Serial
2017051702
Refresh
20m
Retry
5m
Expire
28d
Negative cache TTL
5m