Valtronic

valtronic.com

Industry
Medtech
Headquarters
Le Lieu, Vaud
Type
private
Employees (approx.)
400
Checked on
19 October 2026
45/100Grade C

Protection against forged senders: not protected

Points per criterion

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

Findings

  • ✕No DMARC record

    Without DMARC no receiver reliably rejects forged mail in the domain's name, and the organisation receives no abuse reports.

  • !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.

  • !No TLS reporting (TLS-RPT)

    Without TLS-RPT the organisation does not learn when senders fail to deliver encrypted.

Check live in the Mail DNS Check →

Who runs the mail?

Mailbox provider
Microsoft 365
Provider jurisdiction
USA · MX: US
Detection confidence
100 / 100
Microsoft tenant
Managed · Valtronic SA
Tenant region
EU
Signals (8)
MXMicrosoft 365valtronic-com.mail.protection.outlook.com
SPFMicrosoft 365include:spf.protection.outlook.com
DKIMMicrosoft 365selector1 → selector1-valtronic-com._domainkey.valtronic.onmicrosoft.com
AutodiscoverMicrosoft 365autodiscover.outlook.com
Domain verificationMicrosoft 365MS=ms63049987
NetworkMicrosoft 365AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation
Domain verificationGoogle Workspacegoogle-site-verification=PIKPirLIkaPi5WH
Entra IDMicrosoft 365Entra-ID-Tenant (Managed)

MX servers

PrefHostIPNetworkCountryTLSA
10 valtronic-com.mail.protection.outlook.com 52.101.68.21 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US –
52.101.103.143 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US
52.101.103.140 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US

SPF

v=spf1 mx a ip4:194.6.164.37 ip4:194.230.55.21 ip4:213.221.139.51 ip4:105.155.250.107 ip4:102.50.247.104 ip4:194.165.214.34 include:aspmx.pardot.com include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all
all
-all
DNS lookups
6 / 10
Includes
aspmx.pardot.comspf.protection.outlook.comspf-de.emailsignatures365.com
Detected sending services
Microsoft 365
IPv4
6 addresses authorised directly

DMARC

Without DMARC no receiver reliably rejects forged mail in the domain's name, and the organisation receives no abuse reports.

DKIM

SelectorKeydelegated to
selector1 RSA 1024 selector1-valtronic-com._domainkey.valtronic.onmicrosoft.com
selector2 RSA 1024 selector2-valtronic-com._domainkey.valtronic.onmicrosoft.com
smtpapi revoked –

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

Transport encryption

MTA-STS
missing
DANE
missing
DNSSEC
missing
TLS-RPT
missing
BIMI
missing

Verified services

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

Microsoft 365Google

History

  • Score 45 · DMARC -

All changes of this organisation in the change log →

Raw data
valtronic.com. IN MX 10 valtronic-com.mail.protection.outlook.com.
valtronic.com. IN TXT "v=spf1 mx a ip4:194.6.164.37 ip4:194.230.55.21 ip4:213.221.139.51 ip4:105.155.250.107 ip4:102.50.247.104 ip4:194.165.214.34 include:aspmx.pardot.com include:spf.protection.outlook.com include:spf-de.emailsignatures365.com -all"

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