Zone apex
Start of authority
Email
Serial
2016053250
Refresh
1h
Retry
10m
Expire
7d
Negative cache TTL
10m
Question and response
Question
dig emailsrvr.com. SOA
Answer
emailsrvr.com. 28800 SOA pdns219.ultradns.com. postmaster.emailsrvr.com. 2016053250 3600 600 604800 600
Authority
emailsrvr.com. 86400 NS ns.rackspace.com.
emailsrvr.com. 86400 NS ns2.rackspace.com.
emailsrvr.com. 86400 NS pdns219.ultradns.biz.
emailsrvr.com. 86400 NS pdns219.ultradns.com.
emailsrvr.com. 86400 NS pdns219.ultradns.net.
emailsrvr.com. 86400 NS pdns219.ultradns.org.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0