Mail domain report: lameridionale.fr

SPF

pass

SPF record published

Found

Record: v=spf1 a:smtp-resa.lameridionale.fr a:smtp-resa-dev.lameridionale.fr ip4:31.210.6.20/31 ip4:31.210.2.21/31 ip4:31.210.6.40/31 ip4:31.210.2.40/31 ip4:31.210.6.41/31 ip4:31.210.2.41/31 include:spf.protection.outlook.com -all
DNS lookups: 3 of 10
Void lookups: 0 of 2

Checks

✓ No deprecated ptr mechanism #1

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

SPF record needs 3 DNS lookups (limit is 10).
✓ Ends with -all #3

SPF record properly uses -all to restrict unauthorized senders.
✓ 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.lameridionale.fr)

Found

Record: v=DMARC1; p=none; rua=mailto:1gadcb0amt@rua.powerdmarc.com; ruf=mailto:1gadcb0amt@ruf.powerdmarc.com; fo=1;
Found at: _dmarc.lameridionale.fr
External report address: mailto:1gadcb0amt@rua.powerdmarc.com (authorized)
External report address: mailto:1gadcb0amt@ruf.powerdmarc.com (authorized)

Tag	Value	Meaning
v	DMARC1	Version
p	none	Policy
rua	mailto:1gadcb0amt@rua.powerdmarc.com	Aggregate report addresses
ruf	mailto:1gadcb0amt@ruf.powerdmarc.com	Failure report addresses
fo	1	Failure reporting options

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:1gadcb0amt@rua.powerdmarc.com
✓ External report addresses authorized #29

Report addresses in other domains have published their authorization.

DKIM

warn

Selectors: default, mail, selector1

Found

Selectors: default, mail, selector1
_domainkey: NOERROR

Selector	Key	Flags
default	RSA 2048 bits	h=sha256
mail	RSA 1024 bits
selector1	RSA 2048 bits

Checks

✓ Keys found: default, mail, selector1 #7

DKIM keys found for this domain with selectors: default, mail, selector1
!

1024-bit DKIM key

1024-bit RSA keys are the minimum and are considered weak today: mail (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

pass

Signed, DS published at parent

Found

DNSKEY records: Yes (2)
DS at parent: Yes
Algorithms: RSASHA256 (8)
Key tags: 12281, 59584
Signatures valid until: 12 November 2026, 15:57 UTC

Checks

✓ Signed, DS published at parent #8

DNSSEC is enabled for this domain (DNSKEY and DS present), providing additional security for DNS lookups.
✓ Signatures valid until 2026-11-12 #21

DNSKEY signatures are valid until 2026-11-12T15:57:14Z.

MX

warn

1 mail server

Found

Priority	Host	Records	Reverse DNS
10	cmacgmgroup.mail.protection.outlook.com	A 52.101.91.162 A 52.101.185.24 A 52.101.68.12 A 52.101.73.120 AAAA 2a01:111:f403:ca1e:: AAAA 2a01:111:f403:ca25::2 AAAA 2a01:111:f403:ca25::1 AAAA 2a01:111:f403:ca25::	mail-matpr04cu00302.inbound.protection.outlook.com ✓ mail-zrxpr07cu00100.inbound.protection.outlook.com ✓ mail-db9pr02cu00204.inbound.protection.outlook.com ✓ mail-am7pr02cu00300.inbound.protection.outlook.com ✓ mail-mrzp264cu00100.inbound.protection.outlook.com ✓ mail-paup264cu00202.inbound.protection.outlook.com ✓ mail-pr0p264cu01301.inbound.protection.outlook.com ✓ mail-pa5p264cu00200.inbound.protection.outlook.com ✓

Checks

✓ 1 MX record #9

Found 1 MX records for this domain.
✓ All hosts resolve #10

All MX records resolve to valid IP addresses.
✓ All hosts have IPv6 #11

All MX records resolve to IPv6 addresses.
!

Single MX host, no backup

Only one MX record found. For better email reliability, consider adding at least one backup MX server.

#12
✓ At most 5 MX records #13

Found 1 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 8 MX addresss have a PTR record that resolves back to them.

TLS

warn

MTA-STS testing · TLS-RPT · DANE on 0 of 1 MX hosts

Found

MTA-STS record: v=STSv1; id=20240716133703198747;
Policy URL: https://mta-sts.lameridionale.fr/.well-known/mta-sts.txt
Mode: testing
Allowed MX: mx02.cloud.vadesecure.com, mx03.cloud.vadesecure.com, mx04.cloud.vadesecure.com, mx01.cloud.vadesecure.com
Max age: 86400 seconds
TLS-RPT record: v=TLSRPTv1;rua=mailto:1gadcb0amt@tls.powerdmarc.com

DANE (TLSA records)

MX host	TLSA	DNSSEC
cmacgmgroup.mail.protection.outlook.com	none	-

Checks

✓ Record published #32

MTA-STS record found with id 20240716133703198747.
!

Policy in testing mode

With mode: testing, senders only report TLS problems (via TLS-RPT) and still deliver without TLS. Switch to mode: enforce once reports are clean.

#33
!

MX hosts missing from policy

These MX hosts are not listed in the MTA-STS policy (mx: mx02.cloud.vadesecure.com, mx03.cloud.vadesecure.com, mx04.cloud.vadesecure.com, mx01.cloud.vadesecure.com): cmacgmgroup.mail.protection.outlook.com. This will break delivery once the policy is enforced.

#34
✓ Reports enabled #35

TLS reports are sent to: mailto:1gadcb0amt@tls.powerdmarc.com
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