Gemeinde Masein

masein.ch

Industry
Municipalities
Headquarters
Masein, Grisons
Type
public
Population
538
FSO no.
3663
Checked on
19 October 2026
80/100Grade B

Protection against forged senders: protected

Points per criterion

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

Findings

  • !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 · Masein GR Gde.
Tenant region
EU
Signals (7)
MXMicrosoft 365masein-ch.mail.protection.outlook.com
SPFMicrosoft 365include:spf.protection.outlook.com
DKIMMicrosoft 365selector1 → selector1-masein-ch._domainkey.gemeindemasein.w-v1.dkim.mail.microsoft
AutodiscoverMicrosoft 365autodiscover.outlook.com
Domain verificationMicrosoft 365MS=ms34632793
NetworkMicrosoft 365AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation
Entra IDMicrosoft 365Entra-ID-Tenant (Managed)

MX servers

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

SPF

v=spf1 +a +mx +ip4:194.126.200.0/24 +ip4:149.126.0.0/21 +include:spf1.egeko.ch +include:spf.protection.outlook.com -all
all
-all
DNS lookups
4 / 10
Includes
spf1.egeko.chspf.protection.outlook.com
Detected sending services
Microsoft 365
IPv4
2,304 addresses authorised directly

DMARC

v=DMARC1; p=reject; rua=mailto:dmarc@hi-ag.ch; ruf=mailto:dmarc@hi-ag.ch
Policy
p=reject
Subdomains (sp)
inherits p=reject
Share (pct)
100 %
Alignment DKIM/SPF
relaxed / relaxed
Aggregate reports (rua)
dmarc@hi-ag.ch
Forensic reports (ruf)
dmarc@hi-ag.ch

DKIM

SelectorKeydelegated to
selector1 RSA 2048 selector1-masein-ch._domainkey.gemeindemasein.w-v1.dkim.mail.microsoft
selector2 RSA 2048 selector2-masein-ch._domainkey.gemeindemasein.w-v1.dkim.mail.microsoft

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

Transport encryption

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

Verified services

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

Microsoft 365

History

  • Score 80 · DMARC reject

All changes of this organisation in the change log →

Raw data
masein.ch. IN MX 0 masein-ch.mail.protection.outlook.com.
masein.ch. IN TXT "v=spf1 +a +mx +ip4:194.126.200.0/24 +ip4:149.126.0.0/21 +include:spf1.egeko.ch +include:spf.protection.outlook.com -all"
_dmarc.masein.ch. IN TXT "v=DMARC1; p=reject; rua=mailto:dmarc@hi-ag.ch; ruf=mailto:dmarc@hi-ag.ch"

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