Gemeinde Gams

gams.ch

Industry
Municipalities
Headquarters
Gams, St. Gallen
Type
public
Population
3,736
FSO no.
3272
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.

  • 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 Gams
Tenant region
EU
Signals (6)
MXMicrosoft 365gams-ch.mail.protection.outlook.com
SPFMicrosoft 365include:spf.protection.outlook.com
DKIMMicrosoft 365selector1 → selector1-gams-ch._domainkey.gamsgemeinde.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 gams-ch.mail.protection.outlook.com 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
52.101.187.1 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US

SPF

v=spf1 a mx include:spf.abxsec.com ip4:193.135.56.6 include:spf.protection.outlook.com -all
all
-all
DNS lookups
4 / 10
Includes
spf.abxsec.comspf.protection.outlook.com
Detected sending services
Microsoft 365
IPv4
1 addresses authorised directly

DMARC

v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=s;pct=100;fo=0:1:d:s;rf=afrf;ri=86400;rua=mailto:it@interum.li;ruf=mailto:it@interum.li
Policy
p=quarantine
Subdomains (sp)
quarantine
Share (pct)
100 %
Alignment DKIM/SPF
relaxed / strict
Aggregate reports (rua)
it@interum.li
Forensic reports (ruf)
it@interum.li

DKIM

SelectorKeydelegated to
selector1 RSA 2048 selector1-gams-ch._domainkey.gamsgemeinde.onmicrosoft.com
selector2 RSA 2048 selector2-gams-ch._domainkey.gamsgemeinde.onmicrosoft.com

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

Transport encryption

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

History

  • Score 74 · DMARC quarantine

All changes of this organisation in the change log →

Raw data
gams.ch. IN MX 0 gams-ch.mail.protection.outlook.com.
gams.ch. IN TXT "v=spf1 a mx include:spf.abxsec.com ip4:193.135.56.6 include:spf.protection.outlook.com -all"
_dmarc.gams.ch. IN TXT "v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=s;pct=100;fo=0:1:d:s;rf=afrf;ri=86400;rua=mailto:it@interum.li;ruf=mailto:it@interum.li"

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