Gemeinde Furna

furna.ch

Industry
Municipalities
Headquarters
Furna, Grisons
Type
public
Population
200
FSO no.
3862
Checked on
19 October 2026
66/100Grade B

Protection against forged senders: largely protected

Points per criterion

  • MX 10 / 10
  • SPF 13 / 15
  • DKIM 20 / 20
  • DMARC 19 / 25
  • DNSSEC 0 / 10
  • Transport (MTA-STS/DANE) 4 / 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.

  • !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.

  • 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
Self-hosted / other
Provider jurisdiction
Switzerland · MX: CH
Detection confidence
85 / 100

MX servers

PrefHostIPNetworkCountryTLSA
10 mail.furna.ch 80.74.152.50 AS21069 ASN-METANET - METANET AG CH ✓

SPF

v=spf1 include:_spf.sui-inter.net +mx +a ~all
all
~all
DNS lookups
3 / 10
Includes
_spf.sui-inter.net

DMARC

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

DKIM

SelectorKeydelegated to
default RSA 2048 –

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

Transport encryption

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

History

  • Score 66 · DMARC quarantine

All changes of this organisation in the change log →

Raw data
furna.ch. IN MX 10 mail.furna.ch.
furna.ch. IN TXT "v=spf1 include:_spf.sui-inter.net +mx +a ~all"
_dmarc.furna.ch. IN TXT "v=DMARC1; p=quarantine; adkim=s; aspf=s"

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