Question and response
Question
dig calling.travelcenteronline.com. TXT
Answer
calling.travelcenteronline.com. 1800 TXT "v=spf1 ip4:198.251.88.36 include:_spf.google.com -all"
Authority
travelcenteronline.com. 1800 NS dns1.registrar-servers.com.
travelcenteronline.com. 1800 NS dns2.registrar-servers.com.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0