Email Deliverability
sut.ac.th
B
77 / 100
1
MX hosts
6
MX IPs
0
Blacklisted
3
No PTR
3
No FCrDNS
Issues (6)
highDMARC policy is none (monitor only)
highMX IP 2a01:111:f403:cc1a::8 has no PTR (reverse DNS)
highMX IP 2a01:111:f403:cc09:: has no PTR (reverse DNS)
highMX IP 2a01:111:f403:cc1f::4 has no PTR (reverse DNS)
lowOnly one MX host
lowDMARC has no reporting address