Email Deliverability
w3schools.com
B
71 / 90
6
MX hosts
5
MX IPs
0
Blacklisted
4
No PTR
5
No FCrDNS
Issues (6)
highMX IP 172.253.116.26 has no PTR (reverse DNS)
highMX IP 192.178.223.27 has no PTR (reverse DNS)
highMX IP 34.250.195.198 has no PTR (reverse DNS)
highMX IP 34.243.41.226 has no PTR (reverse DNS)
mediumMX IP 18.200.42.95 fails FCrDNS check
infoDKIM could not be verified