Zone apex
Start of authority
Email
admin\@[email protected]
Serial
2016120101
Refresh
3h
Retry
1h
Expire
7d
Negative cache TTL
1d
Question and response
Question
dig 33.244.171.in-addr.arpa. SOA
Answer
33.244.171.in-addr.arpa. 86400 SOA dns1.vietel.com.vn. admin\@viettel.com.vn. 2016120101 10800 3600 604800 86400
Authority
33.244.171.in-addr.arpa. 86400 NS dns1.vietel.com.vn.
33.244.171.in-addr.arpa. 86400 NS dns2.vietel.com.vn.
Additional
dns1.vietel.com.vn. 86400 A 203.113.131.1
dns2.vietel.com.vn. 86400 A 203.113.188.2
dns1.vietel.com.vn. 86400 AAAA 2402:800:20ff:1111:0:0:0:1
dns2.vietel.com.vn. 86400 AAAA 2402:800:20ff:2222:0:0:0:1
. 0 OPT ; payload 512, xrcode 0, version 0, flags 0