magellanic-1.cloud.sendamatic.net has no CNAME records.
Question and response
Question
dig magellanic-1.cloud.sendamatic.net. NS
Answer
The response has no answer records.
Authority
sendamatic.net. 1731 SOA mira.ns.cloudflare.com. dns.cloudflare.com. 2397359861 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0