Question and response
Question
dig itdnet.net. NAPTR
Answer
ITDNet.net. 3600 NAPTR 2 0 "s" "SIP+D2T" "" _sip._tcp.itdnet.net.
ITDNet.net. 3600 NAPTR 1 0 "s" "SIP+D2U" "" _sip._udp.itdnet.net.
Authority
ITDNet.net. 600 NS ns1.ITDNet.net.
ITDNet.net. 600 NS ns.ITDNet.net.
Additional
sip.ITDNet.net. 3600 A 212.116.145.19
ns.ITDNet.net. 3600 A 212.116.128.2
ns1.ITDNet.net. 3600 A 212.116.136.2
_sip._udp.ITDNet.net. 3600 SRV 0 0 5060 sip.itdnet.net.
_sip._tcp.ITDNet.net. 3600 SRV 1 0 5060 sip.itdnet.net.
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0