ntt.RU NAPTR records

NAPTR Naming authority pointers
1h
Order
2
Preference
0
Flags
s
Service
SIP+D2U
Regexp
(empty)
Replacement

Question and response

Question

dig ntt.RU. NAPTR

Answer

ntt.ru. 3600 NAPTR 2 0 "s" "SIP+D2U" "" _sip._udp.ntt.ru.

Authority

The response has no authority records.

Additional

. 0 OPT [{Extended_DNS_Error: PROHIBITED}] ; payload 1232, xrcode 0, version 0, flags 0