ns2.teknikbyran.com.
Question and response
Question
dig 4-32.139.190.91.in-addr.arpa. PTR
Answer
4-32.139.190.91.in-addr.arpa. 38400 PTR ns2.teknikbyran.com.
Authority
139.190.91.in-addr.arpa. 38400 NS ns01.kustbandet.com.
139.190.91.in-addr.arpa. 38400 NS ns02.kustbandet.com.
Additional
ns01.kustbandet.com. 38400 A 91.190.136.2
ns01.kustbandet.com. 38400 AAAA 2a02:2490:0:0:0:0:0:2
ns02.kustbandet.com. 38400 A 91.190.136.18
ns02.kustbandet.com. 38400 AAAA 2a02:2490:0:100:0:0:0:2
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0