aaa.upf.edu. SRV RRSIG NSEC
Question and response
Question
dig _sip._udp.upf.edu. NSEC
Answer
_sip._udp.upf.edu. 600 NSEC aaa.upf.edu. SRV RRSIG NSEC
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1024, xrcode 0, version 0, flags 0