Fondation de Nant

nant.ch

Industry
Healthcare
Headquarters
Corsier-sur-Vevey, Vaud
Type
private
Employees (approx.)
400
Checked on
19 October 2026
56/100Grade C

Protection against forged senders: not protected (monitoring only)

Points per criterion

  • MX 10 / 10
  • SPF 15 / 15
  • DKIM 20 / 20
  • DMARC 6 / 25
  • DNSSEC 0 / 10
  • Transport (MTA-STS/DANE) 0 / 15
  • TLS-RPT 5 / 5

Findings

  • ✕DMARC in monitoring mode only (p=none)

    p=none provides reports but does not reject a single forgery. The goal is p=reject.

  • !DKIM key below 2048 bits

    RSA-1024 is considered too weak (RFC 8301, M3AAWG). Rotate to 2048-bit keys.

  • !DNSSEC not enabled

    Without DNSSEC, DNS answers can be forged in transit. DANE requires DNSSEC.

  • !No MTA-STS

    Without MTA-STS (or DANE) inbound encryption is not enforced; an attacker on the path can downgrade to plain text.

Check live in the Mail DNS Check →

Who runs the mail?

Mailbox provider
Microsoft 365
Provider jurisdiction
USA · MX: US
Detection confidence
86 / 100
Microsoft tenant
Managed · FHV Informatique
Tenant region
EU
Signals (5)
MXMicrosoft 365nant-ch.mail.protection.outlook.com
DKIMMicrosoft 365selector1 → selector1-nant-ch._domainkey.fhvicloud.p-v1.dkim.mail.microsoft
Domain verificationMicrosoft 365MS=ms13200064
NetworkMicrosoft 365AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation
Entra IDMicrosoft 365Entra-ID-Tenant (Managed)

MX servers

PrefHostIPNetworkCountryTLSA
0 nant-ch.mail.protection.outlook.com 52.101.187.1 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US –
52.101.185.12 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US
52.101.185.13 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US

SPF

v=spf1 include:61xqunhng3.powerspf.com -all
all
-all
DNS lookups
2 / 10
Includes
61xqunhng3.powerspf.com

DMARC

v=DMARC1; p=none; sp=none; rua=mailto:4eurbypq76@rua.powerdmarc.com; ruf=mailto:4eurbypq76@ruf.powerdmarc.com; fo=1:0:d:s;
Policy
p=none
Subdomains (sp)
none
Share (pct)
100 %
Alignment DKIM/SPF
relaxed / relaxed
Aggregate reports (rua)
4eurbypq76@rua.powerdmarc.com
Forensic reports (ruf)
4eurbypq76@ruf.powerdmarc.com
Report services
PowerDMARC

DKIM

SelectorKeydelegated to
cm RSA 1024 –
selector1 RSA 2048 selector1-nant-ch._domainkey.fhvicloud.p-v1.dkim.mail.microsoft
selector2 RSA 2048 selector2-nant-ch._domainkey.fhvicloud.p-v1.dkim.mail.microsoft

Checked: 100 common selectors. Keys under custom selectors remain invisible.

Transport encryption

MTA-STS
missing
DANE
missing
DNSSEC
missing
TLS-RPT
mailto:4eurbypq76@tls.powerdmarc.com
BIMI
missing

Verified services

From verification records in the domain TXT: services where the domain is verified.

Microsoft 365AtlassianKnowBe4

History

  • Score 56 · DMARC none

All changes of this organisation in the change log →

Raw data
nant.ch. IN MX 0 nant-ch.mail.protection.outlook.com.
nant.ch. IN TXT "v=spf1 include:61xqunhng3.powerspf.com -all"
_dmarc.nant.ch. IN TXT "v=DMARC1; p=none; sp=none; rua=mailto:4eurbypq76@rua.powerdmarc.com; ruf=mailto:4eurbypq76@ruf.powerdmarc.com; fo=1:0:d:s;"
_smtp._tls.nant.ch. IN TXT "v=TLSRPTv1; rua=mailto:4eurbypq76@tls.powerdmarc.com"

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