Question and response
Question
dig _spf.robly.com. TXT
Answer
_spf.robly.com. 60 TXT "v=spf1 include:sendgrid.net include:_spf3.robly.com ~all"
Authority
robly.com. 172800 NS ns-1169.awsdns-18.org.
robly.com. 172800 NS ns-156.awsdns-19.com.
robly.com. 172800 NS ns-1597.awsdns-07.co.uk.
robly.com. 172800 NS ns-859.awsdns-43.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0