Question and response
Question
dig _spf.grapesc.cz. TXT
Answer
_spf.grapesc.cz. 3600 TXT "v=spf1 include:spf.grapesc.cz ip4:93.91.155.244/32 ip4:46.29.228.10/32 -all"
Authority
grapesc.cz. 3600 NS ns2.grapesc.cz.
grapesc.cz. 3600 NS ns1.grapesc.cz.
Additional
ns1.grapesc.cz. 3600 A 93.91.144.100
ns1.grapesc.cz. 3600 AAAA 2a02:17a0:0:3:0:0:0:1
ns2.grapesc.cz. 3600 A 95.168.195.65
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0