Email Deliverability
web.de
B
76 / 90
2
MX hosts
4
MX IPs
0
Blacklisted
2
No PTR
2
No FCrDNS
Issues (5)
highSPF record has no 'all' mechanism
highMX IP 212.227.15.138 has no PTR (reverse DNS)
highMX IP 212.227.17.8 has no PTR (reverse DNS)
lowDMARC policy is quarantine, not reject
infoDKIM could not be verified