mail.rolypolyland.com has no MX records.
Question and response
Question
dig mail.rolypolyland.com. MX
Answer
The response has no answer records.
Authority
rolypolyland.com. 300 SOA ns1.emu-dns.com. admin.rolypolyland.com. 2026011503 86400 10800 604800 300
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0