Email Deliverability
mediamatters.org
A
87 / 100
7
MX hosts
12
MX IPs
0
Blacklisted
1
No PTR
4
No FCrDNS
Issues (4)
highMX IP 2800:3f0:4003:c0f::1a has no PTR (reverse DNS)
mediumMX IP 2a00:1450:400b:c02::1a fails FCrDNS check
mediumMX IP 172.253.116.26 fails FCrDNS check
mediumMX IP 2a00:1450:400b:c02::1b fails FCrDNS check