Question and response
Question
dig _spf-a.microsoft.com. TXT
Answer
_spf-a.microsoft.com. 3600 TXT "v=spf1 ip4:216.99.5.67 ip4:216.99.5.68 ip4:202.177.148.100 ip4:203.122.32.250 ip4:202.177.148.110 ip4:213.199.128.139 ip4:213.199.128.145 ip4:207.46.50.72 ip4:207.46.50.82 ip4:65.55.42.224/28 include:spf.protection.outlook.com ~all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0