Question and response
Question
dig _spf.kth.se. TXT
Answer
_spf.kth.se. 3600 TXT "v=spf1 a:spf-hosts.sys.kth.se ip4:130.237.32.0/24 ip4:130.237.48.0/24 ip6:2001:6b0:1:1200::/64 ip6:2001:6b0:1:1300::/64 ~all"
Authority
kth.se. 1800 NS ns2.chalmers.se.
kth.se. 1800 NS a.ns.kth.se.
kth.se. 1800 NS b.ns.kth.se.
kth.se. 1800 NS nic2.lth.se.
Additional
a.ns.kth.se. 1800 A 130.237.72.246
b.ns.kth.se. 1800 A 130.237.72.250
a.ns.kth.se. 1800 AAAA 2001:6b0:1:0:0:0:0:246
b.ns.kth.se. 1800 AAAA 2001:6b0:1:0:0:0:0:250
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0