Gemeinde Belp

belp.ch

Industry
Municipalities
Headquarters
Belp, Bern
Type
public
Population
11,739
FSO no.
861
Checked on
19 October 2026
84/100Grade 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) 4 / 15
  • TLS-RPT 0 / 5

Findings

  • !DKIM key below 2048 bits

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

  • !No MTA-STS

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

  • !TLSA without valid DNSSEC

    TLSA records have no effect without DNSSEC.

  • !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
Self-hosted / other
Provider jurisdiction
Switzerland · MX: CH
Detection confidence
85 / 100
Microsoft tenant
Managed · Einwohnergemeinde Belp
Tenant region
EU
Signals (1)
Entra IDMicrosoft 365Entra-ID-Tenant (Managed)

MX servers

PrefHostIPNetworkCountryTLSA
10 mail.tankred.ch 194.56.218.131 AS202035 TALUS-AS - Talus Informatik AG CH ✓ DNSSEC
10 mail.format-ag.ch 194.56.218.181 AS202035 TALUS-AS - Talus Informatik AG CH ✓ DNSSEC
20 mailbackup.tankred.ch 194.56.218.131 AS202035 TALUS-AS - Talus Informatik AG CH –
20 mailbackup.format-ag.ch 194.56.218.181 AS202035 TALUS-AS - Talus Informatik AG CH –

SPF

v=spf1 include:spf.mailjet.com a include:_spf.talus.ch -all
all
-all
DNS lookups
3 / 10
Includes
spf.mailjet.com_spf.talus.ch
Detected sending services
Mailjet

DMARC

v=DMARC1; p=reject; fo=1; rua=mailto:fakemail@talus.ch; ruf=mailto:fakemail@talus.ch; rf=afrf; pct=100;
Policy
p=reject
Subdomains (sp)
inherits p=reject
Share (pct)
100 %
Alignment DKIM/SPF
relaxed / relaxed
Aggregate reports (rua)
fakemail@talus.ch
Forensic reports (ruf)
fakemail@talus.ch

DKIM

SelectorKeydelegated to
mailjet RSA 1024 –

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

Transport encryption

MTA-STS
missing
DANE
TLSA without valid DNSSEC
DNSSEC
active
TLS-RPT
missing
BIMI
missing

History

  • Score 84 · DMARC reject

All changes of this organisation in the change log →

Raw data
belp.ch. IN MX 10 mail.tankred.ch.
belp.ch. IN MX 10 mail.format-ag.ch.
belp.ch. IN MX 20 mailbackup.tankred.ch.
belp.ch. IN MX 20 mailbackup.format-ag.ch.
belp.ch. IN TXT "v=spf1 include:spf.mailjet.com a include:_spf.talus.ch -all"
_dmarc.belp.ch. IN TXT "v=DMARC1; p=reject; fo=1; rua=mailto:fakemail@talus.ch; ruf=mailto:fakemail@talus.ch; rf=afrf; pct=100;"

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