Zone apex
Start of authority
Email
Serial
2011293935
Refresh
4h
Retry
10m
Expire
20d
Negative cache TTL
3m
Question and response
Question
dig mx.sendgrid.net. SOA
Answer
The response has no answer records.
Authority
sendgrid.net. 180 SOA ns10.dnsmadeeasy.com. dns.dnsmadeeasy.com. 2011293935 14400 600 1728000 180
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0