Email Deliverability
universiteitleiden.nl
B
84 / 100
1
MX hosts
8
MX IPs
0
Blacklisted
2
No PTR
2
No FCrDNS
Issues (5)
highMX IP 52.101.73.19 has no PTR (reverse DNS)
highMX IP 52.101.73.22 has no PTR (reverse DNS)
mediumSPF uses ~all (softfail) instead of -all (hardfail)
lowDMARC policy is quarantine, not reject
lowOnly one MX host