Zone apex
Start of authority
Email
Serial
2026021601
Refresh
1h
Retry
15m
Expire
21d
Negative cache TTL
1h
Question and response
Question
dig mail.21grams.com. SOA
Answer
The response has no answer records.
Authority
21grams.com. 0 SOA ns100.digicertdns.com. registry.ports.net. 2026021601 3600 900 1814400 3600
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0