Zone apex
Start of authority
Email
Serial
904253
Refresh
3h
Retry
18m
Expire
30d
Negative cache TTL
15m
Question and response
Question
dig securityclauses.nih.gov. SOA
Answer
The response has no answer records.
Authority
nih.gov. 900 SOA nihblox6.nih.gov. hostmaster.nih.gov. 904253 10800 1080 2592000 900
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0