Question and response
Question
dig u250297.wl048.sendgrid.net. TXT
Answer
u250297.wl048.sendgrid.net. 1800 TXT "v=spf1 ip4:149.72.122.161 ip4:192.254.117.73 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0