Gemeinde Hubersdorf

hubersdorf.ch

Industry
Municipalities
Headquarters
Hubersdorf, Solothurn
Type
public
Population
727
FSO no.
2548
Checked on
19 October 2026
70/100Grade B

Protection against forged senders: protected

Points per criterion

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

Findings

  • !DMARC without reporting (no rua)

    Without aggregate reports it stays invisible who sends in the domain's name.

  • !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.

  • iStrict DMARC alignment

    adkim=s or aspf=s requires exact domain matches. Secure, but demanding when sending from subdomains.

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 · Gemeinde Hubersdorf
Tenant region
EU
Signals (6)
MXMicrosoft 365hubersdorf-ch.mail.protection.outlook.com
SPFMicrosoft 365include:spf.protection.outlook.com
DKIMMicrosoft 365selector1 → selector1-hubersdorf-ch._domainkey.hubersdorf.onmicrosoft.com
AutodiscoverMicrosoft 365autodiscover.outlook.com
NetworkMicrosoft 365AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation
Entra IDMicrosoft 365Entra-ID-Tenant (Managed)

MX servers

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

SPF

v=spf1 a mx ip4:87.237.169.20 ip4:80.243.212.149 ip4:87.237.172.253 ip4:195.65.26.110 include:spf.protection.outlook.com -all
all
-all
DNS lookups
3 / 10
Includes
spf.protection.outlook.com
Detected sending services
Microsoft 365
IPv4
4 addresses authorised directly

DMARC

v=DMARC1; p=reject; adkim=s; aspf=s;
Policy
p=reject
Subdomains (sp)
inherits p=reject
Share (pct)
100 %
Alignment DKIM/SPF
strict / strict
Aggregate reports (rua)
–

DKIM

SelectorKeydelegated to
selector1 RSA 2048 selector1-hubersdorf-ch._domainkey.hubersdorf.onmicrosoft.com

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

Transport encryption

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

History

  • Score 70 · DMARC reject

All changes of this organisation in the change log →

Raw data
hubersdorf.ch. IN MX 0 hubersdorf-ch.mail.protection.outlook.com.
hubersdorf.ch. IN TXT "v=spf1 a mx ip4:87.237.169.20 ip4:80.243.212.149 ip4:87.237.172.253 ip4:195.65.26.110 include:spf.protection.outlook.com -all"
_dmarc.hubersdorf.ch. IN TXT "v=DMARC1; p=reject; adkim=s; aspf=s;"

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