Question and response
Question
dig u9973402.wl153.sendgrid.net. TXT
Answer
u9973402.wl153.sendgrid.net. 1800 TXT "v=spf1 ip4:159.183.177.125 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0