Zone apex
Start of authority
Email
Serial
2003180915
Refresh
20m
Retry
2m 24s
Expire
7d
Negative cache TTL
1h
Question and response
Question
dig domains.proton.ch. SOA
Answer
domains.proton.ch. 1200 SOA ns1-domains.proton.ch. support.protonmail.com. 2003180915 1200 144 604800 3600
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0