Email Deliverability
suckhoedoisong.vn
B
74 / 90
3
MX hosts
3
MX IPs
0
Blacklisted
1
No PTR
1
No FCrDNS
Issues (4)
criticalNo DMARC record
highMX IP 103.107.181.111 has no PTR (reverse DNS)
mediumSPF uses ~all (softfail) instead of -all (hardfail)
infoDKIM could not be verified