hosted.by.hoasted.com has no MX records.
Question and response
Question
dig hosted.by.hoasted.com. MX
Answer
The response has no answer records.
Authority
hoasted.com. 1800 SOA brenda.ns.cloudflare.com. dns.cloudflare.com. 2398018854 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0