Question and response
Question
dig nic.cat. NS
Answer
nic.cat. 86400 NS anycast1.irondns.net.
nic.cat. 86400 NS anycast2.irondns.net.
Authority
nic.cat. 86400 SOA anycast1.irondns.net. dnsmaster.irondns.net. 2020101295 10800 3000 2419200 900
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0