Email Deliverability
mtbiker.sk
B
74 / 90
7
MX hosts
3
MX IPs
0
Blacklisted
3
No PTR
3
No FCrDNS
Issues (6)
highMX IP 108.177.123.26 has no PTR (reverse DNS)
highMX IP 172.253.116.27 has no PTR (reverse DNS)
highMX IP 108.177.123.26 has no PTR (reverse DNS)
mediumSPF uses ~all (softfail) instead of -all (hardfail)
lowDMARC policy is quarantine, not reject
infoDKIM could not be verified