207-96-32-216.s1239.c3-0.arl-e6k1.nape.il.cable.rcncustomer.com has no CNAME records.
Question and response
Question
dig 207-96-32-216.s1239.c3-0.arl-e6k1.nape.il.cable.rcncustomer.com. NS
Answer
The response has no answer records.
Authority
cable.rcncustomer.com. 791 SOA master.dns.rcn.net. hostmaster.rcn.com. 2017071802 10800 3600 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0