Email Deliverability
ons.gov.uk
B
79 / 100
1
MX hosts
4
MX IPs
0
Blacklisted
3
No PTR
4
No FCrDNS
Issues (6)
highMX IP 52.101.68.8 has no PTR (reverse DNS)
highMX IP 52.101.68.3 has no PTR (reverse DNS)
highMX IP 52.101.68.15 has no PTR (reverse DNS)
mediumSPF uses ~all (softfail) instead of -all (hardfail)
mediumMX IP 52.101.68.39 fails FCrDNS check
lowOnly one MX host