Email Deliverability
mynavi.jp
B
72 / 100
1
MX hosts
8
MX IPs
0
Blacklisted
5
No PTR
5
No FCrDNS
Issues (8)
highMX IP 52.101.124.0 has no PTR (reverse DNS)
highMX IP 2a01:111:f403:cc1a::3 has no PTR (reverse DNS)
highMX IP 2a01:111:f403:cc1a::2 has no PTR (reverse DNS)
highMX IP 2a01:111:f403:cc1f::1 has no PTR (reverse DNS)
highMX IP 2a01:111:f403:cc1f:: has no PTR (reverse DNS)
mediumSPF uses ~all (softfail) instead of -all (hardfail)
lowDMARC policy is quarantine, not reject
lowOnly one MX host