Zone apex
Start of authority
Email
Serial
2397400836
Refresh
2h 46m 40s
Retry
40m
Expire
7d
Negative cache TTL
30m
Question and response
Question
dig 3cx.us. SOA
Answer
3cx.us. 1800 SOA alina.ns.cloudflare.com. dns.cloudflare.com. 2397400836 10000 2400 604800 1800
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0