cs1877.mojohost.com has no CNAME records.
Question and response
Question
dig cs1877.mojohost.com. NS
Answer
The response has no answer records.
Authority
mojohost.com. 60 SOA dnsa.mojohost.com. postmaster.mojohost.com. 2026022804 28800 3600 3600000 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0