Email Deliverability
rtl.de
B
71 / 90
4
MX hosts
3
MX IPs
0
Blacklisted
3
No PTR
3
No FCrDNS
Issues (6)
highDMARC policy is none (monitor only)
highMX IP 193.16.163.11 has no PTR (reverse DNS)
highMX IP 193.16.163.31 has no PTR (reverse DNS)
highMX IP 193.16.163.16 has no PTR (reverse DNS)
mediumSPF uses ~all (softfail) instead of -all (hardfail)
infoDKIM could not be verified