Question and response
Question
dig _external.virginmedia.com. TXT
Answer
_external.virginmedia.com. 86400 TXT "v=spf1 ip4:78.33.8.111 ~all"
Authority
virginmedia.com. 86400 NS ns3.virginmedia.net.
virginmedia.com. 86400 NS ns4.virginmedia.net.
virginmedia.com. 86400 NS ns1.virginmedia.net.
virginmedia.com. 86400 NS ns2.virginmedia.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0