_tcp.berkeley.edu. TXT RRSIG NSEC
Question and response
Question
dig _spf2.berkeley.edu. NSEC
Answer
_spf2.berkeley.edu. 300 NSEC _tcp.berkeley.edu. TXT RRSIG NSEC
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0