Email Deliverability
a.io
B
74 / 90
1
MX hosts
4
MX IPs
0
Blacklisted
3
No PTR
3
No FCrDNS
Issues (5)
highMX IP 52.101.41.58 has no PTR (reverse DNS)
highMX IP 40.93.192.1 has no PTR (reverse DNS)
highMX IP 52.101.8.46 has no PTR (reverse DNS)
lowOnly one MX host
infoDKIM could not be verified