Email Deliverability
backpack.exchange
A
83 / 90
5
MX hosts
5
MX IPs
0
Blacklisted
0
No PTR
1
No FCrDNS
Issues (4)
mediumSPF uses ~all (softfail) instead of -all (hardfail)
mediumMX IP 2607:f8b0:4004:c1f::1b fails FCrDNS check
lowDMARC policy is quarantine, not reject
infoDKIM could not be verified