Question and response
Question
dig sendgrid.avolio.tech. TXT
Answer
sendgrid.avolio.tech. 300 TXT "v=spf1 ip4:149.72.188.56 -all"
Authority
avolio.tech. 172800 NS ns-1399.awsdns-46.org.
avolio.tech. 172800 NS ns-162.awsdns-20.com.
avolio.tech. 172800 NS ns-1802.awsdns-33.co.uk.
avolio.tech. 172800 NS ns-794.awsdns-35.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0