Question and response
Question
dig u6102634.wl135.sendgrid.net. TXT
Answer
u6102634.wl135.sendgrid.net. 1800 TXT "v=spf1 ip4:149.72.153.183 ip4:149.72.212.210 ip4:149.72.63.230 ip4:167.89.107.163 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0