Gemeinde Schmerikon

schmerikon.ch

Industry
Municipalities
Headquarters
Schmerikon, St. Gallen
Type
public
Population
4,168
FSO no.
3338
Checked on
19 October 2026
74/100Grade B

Protection against forged senders: largely protected

Points per criterion

  • MX 10 / 10
  • SPF 15 / 15
  • DKIM 20 / 20
  • DMARC 19 / 25
  • DNSSEC 10 / 10
  • Transport (MTA-STS/DANE) 0 / 15
  • TLS-RPT 0 / 5

Findings

  • !External report receiver not authorised

    The authorisation record for an external rua domain is missing (RFC 7489 §7.1); many receivers then send no reports.

  • !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: CH
Detection confidence
99 / 100
Microsoft tenant
Managed · Rapperswil-Jona
Tenant region
EU
Signals (5)
SPFMicrosoft 365include:spf.protection.outlook.com
DKIMMicrosoft 365selector1 → selector1-schmerikon-ch._domainkey.rjsgch.n-v1.dkim.mail.microsoft
AutodiscoverMicrosoft 365autodiscover.outlook.com
NetworkSwiss hosterAS6730 SUNRISE - Sunrise GmbH
Entra IDMicrosoft 365Entra-ID-Tenant (Managed)

MX servers

PrefHostIPNetworkCountryTLSA
0 secmail.rapperswil-jona.ch 46.140.207.238 AS6730 SUNRISE - Sunrise GmbH CH –

SPF

v=spf1 ip4:46.140.207.252 include:spf.protection.outlook.com include:_spf.abxsec.com -all
all
-all
DNS lookups
2 / 10
Includes
spf.protection.outlook.com_spf.abxsec.com
Detected sending services
Microsoft 365
IPv4
1 addresses authorised directly

DMARC

v=DMARC1; p=quarantine; rua=mailto:dmarcreports@rapperswil-jona.ch; ruf=mailto:dmarcreports@rapperswil-jona.ch; fo=1;
Policy
p=quarantine
Subdomains (sp)
inherits p=quarantine
Share (pct)
100 %
Alignment DKIM/SPF
relaxed / relaxed
Aggregate reports (rua)
dmarcreports@rapperswil-jona.ch
Forensic reports (ruf)
dmarcreports@rapperswil-jona.ch

DKIM

SelectorKeydelegated to
selector1 RSA 2048 selector1-schmerikon-ch._domainkey.rjsgch.n-v1.dkim.mail.microsoft
selector2 RSA 2048 selector2-schmerikon-ch._domainkey.rjsgch.n-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.

AtlassianAdobe

History

  • Score 74 · DMARC quarantine

All changes of this organisation in the change log →

Raw data
schmerikon.ch. IN MX 0 secmail.rapperswil-jona.ch.
schmerikon.ch. IN TXT "v=spf1 ip4:46.140.207.252 include:spf.protection.outlook.com include:_spf.abxsec.com -all"
_dmarc.schmerikon.ch. IN TXT "v=DMARC1; p=quarantine; rua=mailto:dmarcreports@rapperswil-jona.ch; ruf=mailto:dmarcreports@rapperswil-jona.ch; fo=1;"

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