Email Deliverability
usherbrooke.ca
C
69 / 100
1
MX hosts
4
MX IPs
0
Blacklisted
3
No PTR
3
No FCrDNS
Issues (6)
highDMARC policy is none (monitor only)
highNo DKIM selectors found
highMX IP 52.101.190.3 has no PTR (reverse DNS)
highMX IP 52.101.190.0 has no PTR (reverse DNS)
highMX IP 52.101.192.1 has no PTR (reverse DNS)
lowOnly one MX host