_cisco-uds._tcp.imperial.ac.uk. TXT RRSIG NSEC
Question and response
Question
dig _spf.imperial.ac.uk. NSEC
Answer
_spf.imperial.ac.uk. 3513 NSEC _cisco-uds._tcp.imperial.ac.uk. TXT RRSIG NSEC
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0