Question and response
Question
dig _spf.isti.cnr.it. TXT
Answer
_spf.isti.cnr.it. 86400 TXT "v=spf1 ip4:146.48.28.36/32 ip4:146.48.28.37/32 ip4:146.48.28.38/32 ip4:146.48.28.39/32 ip4:146.48.28.27/32 ip4:146.48.28.28/32 ip4:146.48.28.57/32 ip4:146.48.28.58/32 ip4:146.48.28.40/32 ip4:146.48.28.41/32 -all"
Authority
isti.cnr.it. 86400 NS ns-slave1.isti.cnr.it.
isti.cnr.it. 86400 NS ns1.isti.cnr.it.
isti.cnr.it. 86400 NS dns.cnr.it.
isti.cnr.it. 86400 NS nameserver.cnr.it.
isti.cnr.it. 86400 NS ns2.iit.cnr.it.
Additional
dns.cnr.it. 86400 A 150.146.205.10
nameserver.cnr.it. 86400 A 194.119.192.34
nameserver.cnr.it. 86400 AAAA 2a00:1620:c0:220:194:119:192:34
ns-slave1.isti.cnr.it. 86400 A 146.48.28.6
ns1.isti.cnr.it. 86400 A 146.48.28.5
ns2.iit.cnr.it. 600 A 146.48.58.3
ns2.iit.cnr.it. 600 AAAA 2a00:1620:c0:3a:146:48:58:3
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0