Question and response
Question
dig spf2.citynet.net. TXT
Answer
spf2.citynet.net. 3600 TXT "v=spf1 ip4:66.118.64.12/31 ip4:66.118.64.246 ip4:66.118.64.200 ip4:66.118.64.207 include:spf.us.exclaimer.net ip4:66.118.70.156 -all"
Authority
citynet.net. 600 NS dns1.citynet.net.
citynet.net. 600 NS dns3.citynet.net.
citynet.net. 600 NS dns2.citynet.net.
citynet.net. 600 NS dns0.citynet.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0