Question and response
Question
dig sg-warmup.freshemail.io. TXT
Answer
sg-warmup.freshemail.io. 300 TXT "v=spf1 ip4:192.254.127.64/30 ~all"
Authority
freshemail.io. 172800 NS ns-1213.awsdns-23.org.
freshemail.io. 172800 NS ns-1972.awsdns-54.co.uk.
freshemail.io. 172800 NS ns-285.awsdns-35.com.
freshemail.io. 172800 NS ns-519.awsdns-00.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0