Mail domain report: maesmobility.be

SPF

info

SPF record published

Found

Record: v=spf1 redirect=maesmobility.be.spf.sophosdmarc.net
DNS lookups: 4 of 10
Void lookups: 0 of 2

Checks

✓ No deprecated ptr mechanism #1

No ptr mechanism found in SPF record.
✓ 4 of 10 DNS lookups #2

SPF record needs 4 DNS lookups (limit is 10).
i

Delegated via redirect

SPF record has no 'all' mechanism but redirects to maesmobility.be.spf.sophosdmarc.net, whose policy applies.

#3
✓ Record published #6

SPF record exists for this domain.
✓ Single record #16

Exactly one SPF record is published.
✓ Valid syntax #25

All SPF mechanisms and modifiers are valid.
✓ No void lookups #26

All include/redirect targets exist.
✓ No overly broad IP ranges #27

All ip4/ip6 ranges are narrow enough.

DMARC

fail

p=none (_dmarc.maesmobility.be)

Found

Record: v=DMARC1; p=none; ri=3600; fo=0:s:d:1; rua=mailto:a.a19ytvh5@reports.sophosdmarc.net,mailto:re+fv62pbqb0bi@dmarc.postmarkapp.com,mailto:dmarc_agg@vali.email,mailto:rua@dmarc.brevo.com; ruf=mailto:f.a19ytvh5@reports.sophosdmarc.net; adkim=s; aspf=s
Found at: _dmarc.maesmobility.be
External report address: mailto:a.a19ytvh5@reports.sophosdmarc.net (authorized)
External report address: mailto:re+fv62pbqb0bi@dmarc.postmarkapp.com (authorized)
External report address: mailto:dmarc_agg@vali.email (authorized)
External report address: mailto:rua@dmarc.brevo.com (authorized)
External report address: mailto:f.a19ytvh5@reports.sophosdmarc.net (authorized)

Tag	Value	Meaning
v	DMARC1	Version
p	none	Policy
rua	mailto:a.a19ytvh5@reports.sophosdmarc.net,mailto:re+fv62pbqb0bi@dmarc.postmarkapp.com,mailto:dmarc_agg@vali.email,mailto:rua@dmarc.brevo.com	Aggregate report addresses
ruf	mailto:f.a19ytvh5@reports.sophosdmarc.net	Failure report addresses
adkim	s	DKIM alignment (r = relaxed, s = strict)
aspf	s	SPF alignment (r = relaxed, s = strict)
fo	0:s:d:1	Failure reporting options
ri	3600	Report interval (seconds)

Checks

✗

Policy: none (monitoring only)

DMARC policy is set to 'none', which only monitors but doesn't protect against spoofing. Consider upgrading to 'quarantine' or ideally 'reject'.

#4
✓ Record published #5

DMARC record exists for this domain.
✓ Valid syntax #17

DMARC record syntax is valid.
✓ Aggregate reports enabled #19

Aggregate reports are sent to: mailto:a.a19ytvh5@reports.sophosdmarc.net, mailto:re+fv62pbqb0bi@dmarc.postmarkapp.com, mailto:dmarc_agg@vali.email, mailto:rua@dmarc.brevo.com
✓ External report addresses authorized #29

Report addresses in other domains have published their authorization.

DKIM

warn

Selectors: selector1, s1, s2

Found

Selectors: selector1, s1, s2
_domainkey: NOERROR

Selector	Key	Flags
selector1	RSA 1024 bits
s1	RSA 2048 bits
s2	RSA 1024 bits

Checks

✓ Keys found: selector1, s1, s2 #7

DKIM keys found for this domain with selectors: selector1, s1, s2
!

1024-bit DKIM key

1024-bit RSA keys are the minimum and are considered weak today: selector1 (1024 bits), s2 (1024 bits). Rotate to a 2048-bit key.

#23
✓ No problematic flags #24

No keys in test mode, revoked, or limited to SHA-1.

DNSSEC

warn

Not signed

Found

DNSKEY records: No (0)
DS at parent: No

Checks

!

Not enabled

DNSSEC is not enabled for this domain. Consider enabling DNSSEC to protect against DNS spoofing attacks.

#8

MX

warn

2 mail servers

Found

Priority	Host	Records	Reverse DNS
10	mx-01-eu-central-1.prod.hydra.sophos.com	A 52.57.178.187 A 63.185.46.184	ec2-52-57-178-187.eu-central-1.compute.amazonaws.com ✓ ec2-63-185-46-184.eu-central-1.compute.amazonaws.com ✓
20	mx-02-eu-central-1.prod.hydra.sophos.com	A 63.185.46.184 A 52.57.178.187	ec2-63-185-46-184.eu-central-1.compute.amazonaws.com ✓ ec2-52-57-178-187.eu-central-1.compute.amazonaws.com ✓

Checks

✓ 2 MX records #9

Found 2 MX records for this domain.
✓ All hosts resolve #10

All MX records resolve to valid IP addresses.
!

Hosts without IPv6

The following MX hosts could not be resolved to IPv6 addresses: mx-01-eu-central-1.prod.hydra.sophos.com, mx-02-eu-central-1.prod.hydra.sophos.com

#11
✓ Redundant MX hosts #12

Found 2 MX records, which provides redundancy for email delivery.
✓ At most 5 MX records #13

Found 2 MX records, which is within the recommended range (1-5).
✓ No localhost targets #14

No MX records pointing to localhost found.
✓ No private IP addresses #15

No MX records resolving to private IP addresses found.
✓ No CNAME targets #22

No MX records point to a CNAME.
✓ Reverse DNS confirmed #30

All 4 MX addresss have a PTR record that resolves back to them.

TLS

info

MTA-STS enforce · TLS-RPT · DANE on 0 of 2 MX hosts

Found

MTA-STS record: v=STSv1; id=1787220056
Policy URL: https://mta-sts.maesmobility.be/.well-known/mta-sts.txt
Mode: enforce
Allowed MX: mx-01-eu-central-1.prod.hydra.sophos.com, mx-02-eu-central-1.prod.hydra.sophos.com
Max age: 604800 seconds
TLS-RPT record: v=TLSRPTv1; rua=mailto:reports@reports.sophosdmarc.net

DANE (TLSA records)

MX host	TLSA	DNSSEC
mx-01-eu-central-1.prod.hydra.sophos.com	none	-
mx-02-eu-central-1.prod.hydra.sophos.com	none	-

Checks

✓ Record published #32

MTA-STS record found with id 1787220056.
✓ Policy enforced #33

The MTA-STS policy is enforced and cached for 168h0m0s.
✓ All MX hosts covered #34

Every MX host matches an mx: line of the MTA-STS policy.
✓ Reports enabled #35

TLS reports are sent to: mailto:reports@reports.sophosdmarc.net
i

Not used

No MX host publishes TLSA records. DANE lets senders verify your mail server's certificate through DNSSEC; it requires DNSSEC on the MX host's zone.

#36

BIMI

info

No BIMI record

Checks

i

Not configured

BIMI shows your logo next to your mail in supporting mail clients. It requires DMARC enforcement.

#38