37-152-62-254.static.glesys.net has no CNAME records.
Question and response
Question
dig 37-152-62-254.static.glesys.net. NS
Answer
The response has no answer records.
Authority
glesys.net. 2298 SOA ns1.namesystem.se. registry.glesys.se. 2015066565 3600 2700 3600000 172800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0