Question and response
Question
dig u1916451.wl202.sendgrid.net. TXT
Answer
u1916451.wl202.sendgrid.net. 1800 TXT "v=spf1 ip4:159.183.100.233 ip4:167.89.58.138 ip4:167.89.58.229 ip4:167.89.82.160 ip4:167.89.82.233 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0