Question and response
Question
dig _netblocks.northwestern.edu. TXT
Answer
_netblocks.northwestern.edu. 14400 TXT "v=spf1 ip4:165.124.29.64/26 ip4:129.105.238.64/26 ip4:165.124.82.192/26 ip4:129.105.238.0/26 ip4:66.159.240.120 ip4:66.159.238.93 ip4:129.105.68.140 ip4:129.105.68.220 ?all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0