Question and response
Question
dig rsgsv.net. NSEC3PARAM
Answer
The response has no answer records.
Authority
rsgsv.net. 86400 SOA pdns177.ultradns.com. dev.mailchimp.com. 2012051534 10800 3600 2592000 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0