_25._tcp.mx2c1.comcast.net. A RRSIG NSEC
Question and response
Question
dig mx2c1.comcast.net. NSEC
Answer
mx2c1.comcast.net. 900 NSEC _25._tcp.mx2c1.comcast.net. A RRSIG NSEC
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0