Email Deliverability
hal.science
C
63 / 100
2
MX hosts
2
MX IPs
2
Blacklisted
0
No PTR
0
No FCrDNS
Issues (4)
highDMARC policy is none (monitor only)
highMX IP 134.158.66.171 is blacklisted
highMX IP 134.158.66.172 is blacklisted
mediumSPF uses ~all (softfail) instead of -all (hardfail)