Question and response
Question
dig listhost.uchicago.edu. TXT
Answer
listhost.uchicago.edu. 3600 TXT "v=spf1 ip4:128.135.176.0/23 ip4:205.208.106.0/24 ip4:167.89.0.0/17 ip4:198.37.144.0/20 ip4:67.231.145.199 ip4:148.163.143.251 include:_spf.google.com include:spf.protection.outlook.com ?all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0