mail-gateway-shared02.cyon.net has no MX records.
Question and response
Question
dig mail-gateway-shared02.cyon.net. MX
Answer
The response has no answer records.
Authority
cyon.net. 14400 SOA ns1.cyon.ch. server.cyon.ch. 2024100991 14400 1800 1209600 14400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0