Email Deliverability
nyx.cz
B
79 / 100
7
MX hosts
14
MX IPs
0
Blacklisted
3
No PTR
3
No FCrDNS
Issues (6)
highDMARC policy is none (monitor only)
highMX IP 2800:3f0:4003:c0f::1a has no PTR (reverse DNS)
highMX IP 172.253.116.27 has no PTR (reverse DNS)
highMX IP 2800:3f0:4003:c0f::1b has no PTR (reverse DNS)
mediumSPF uses ~all (softfail) instead of -all (hardfail)
lowDMARC has no reporting address