lumpy.jpmens.net has no CNAME records.
Question and response
Question
dig lumpy.jpmens.net. NS
Answer
The response has no answer records.
Authority
jpmens.net. 2441 SOA lumpy.jpmens.net. noc.jpmens.org. 12208 86400 7200 3600000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0