_bb3720da104b8db62fb2ffd44c0f6192.ljhooker.player.fliva.com has no MX records.
Question and response
Question
dig _a390678c18f145174e8e30d16cf70d42.jkddzztszm.acm-validations.aws. MX
Answer
The response has no answer records.
Authority
jkddzztszm.acm-validations.aws. 900 SOA ns-1337.awsdns-39.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0