Email Deliverability
immd.gov.hk
B
71 / 90
4
MX hosts
8
MX IPs
0
Blacklisted
3
No PTR
4
No FCrDNS
Issues (7)
highMX IP 2406:0:6a:24::184 has no PTR (reverse DNS)
highMX IP 2406:0:6a:8024::183 has no PTR (reverse DNS)
highMX IP 2406:0:6a:8024::184 has no PTR (reverse DNS)
mediumSPF uses ~all (softfail) instead of -all (hardfail)
mediumMX IP 2406:0:6a:24::183 fails FCrDNS check
lowDMARC policy is quarantine, not reject
infoDKIM could not be verified