gateway.repharmacy.com has no MX records.
Question and response
Question
dig gateway.repharmacy.com. MX
Answer
The response has no answer records.
Authority
repharmacy.com. 1800 SOA gloria.ns.cloudflare.com. dns.cloudflare.com. 2397024941 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0