Email Deliverability
online-learning-initiative.org
C
69 / 100
5
MX hosts
10
MX IPs
0
Blacklisted
1
No PTR
6
No FCrDNS
Issues (8)
criticalNo DMARC record
highMX IP 2800:3f0:4003:c0f::1b has no PTR (reverse DNS)
mediumSPF uses ~all (softfail) instead of -all (hardfail)
mediumMX IP 172.253.116.26 fails FCrDNS check
mediumMX IP 2a00:1450:400b:c02::1a fails FCrDNS check
mediumMX IP 172.253.157.27 fails FCrDNS check
mediumMX IP 2a00:1450:400c:c23::1a fails FCrDNS check
mediumMX IP 2a00:1450:4009:c0f::1b fails FCrDNS check