Email Deliverability
carrefour.com.br
A
86 / 100
1
MX hosts
8
MX IPs
0
Blacklisted
1
No PTR
1
No FCrDNS
Issues (5)
highMX IP 52.101.9.17 has no PTR (reverse DNS)
mediumSPF uses ~all (softfail) instead of -all (hardfail)
lowDMARC policy is quarantine, not reject
lowOnly one MX host
lowDMARC has no reporting address