Email Deliverability
sibername.com
A
77 / 90
1
MX hosts
1
MX IPs
0
Blacklisted
1
No PTR
1
No FCrDNS
Issues (4)
highDMARC policy is none (monitor only)
highMX IP 158.69.148.219 has no PTR (reverse DNS)
lowOnly one MX host
infoDKIM could not be verified