Question and response
Question
dig radio. NS
Answer
radio. 900 NS anycast10.irondns.net.
radio. 900 NS anycast24.irondns.net.
radio. 900 NS anycast23.irondns.net.
radio. 900 NS anycast9.irondns.net.
Authority
radio. 900 SOA anycast9.irondns.net. dnsmaster.corenic.org. 2603291443 7200 7200 604800 900
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0