Zone apex
Start of authority
Email
Serial
2008121118
Refresh
12h
Retry
2h
Expire
14d
Negative cache TTL
1h
Question and response
Question
dig expedia.net.do. SOA
Answer
expedia.net.do. 3600 SOA pdns1.ultradns.net. domains.expediagroup.com. 2008121118 43200 7200 1209600 3600
Authority
expedia.net.do. 3600 NS pdns1.ultradns.net.
expedia.net.do. 3600 NS pdns2.ultradns.net.
expedia.net.do. 3600 NS pdns3.ultradns.org.
expedia.net.do. 3600 NS pdns4.ultradns.org.
expedia.net.do. 3600 NS pdns5.ultradns.info.
expedia.net.do. 3600 NS pdns6.ultradns.co.uk.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0