Fernuni Schweiz

unidistance.ch

Industry
Universities & research
Headquarters
Brig, Valais
Type
public
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

  • !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.

  • !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: US
Detection confidence
100 / 100
Microsoft tenant
Managed · FernUni Schweiz
Tenant region
EU
Signals (8)
MXMicrosoft 365unidistance-ch.mail.protection.outlook.com
SPFMicrosoft 365include:spf.protection.outlook.com
DKIMMicrosoft 365selector1 → selector1-unidistance-ch._domainkey.fernunich.onmicrosoft.com
AutodiscoverMicrosoft 365autodiscover.outlook.com
Domain verificationMicrosoft 365MS=ms38245901
NetworkMicrosoft 365AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation
Domain verificationGoogle Workspacegoogle-site-verification=5qPWWH3Cue7QZVb
Entra IDMicrosoft 365Entra-ID-Tenant (Managed)

MX servers

PrefHostIPNetworkCountryTLSA
10 unidistance-ch.mail.protection.outlook.com 52.101.91.153 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US –
52.101.73.155 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US
52.101.68.27 AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation US

SPF

v=spf1 ip4:153.109.95.2 ip4:153.109.96.142 ip4:149.72.90.201 ip4:81.201.202.3 mx include:spf.protection.outlook.com include:spf.emailsignatures365.com include:_spf.zimpel.de include:servers.mcsv.net include:3387457.spf06.hubspotemail.net include:stspg-customer.com -all
all
-all
DNS lookups
7 / 10
Includes
spf.protection.outlook.comspf.emailsignatures365.com_spf.zimpel.deservers.mcsv.net3387457.spf06.hubspotemail.netstspg-customer.com
Detected sending services
Microsoft 365, Mailchimp/Mandrill, HubSpot
IPv4
4 addresses authorised directly

DMARC

v=DMARC1; p=quarantine; rua=mailto:65ba02f87fc31@ag.dmarcly.com, mailto:dmarc@unidistance.ch, mailto:re+a2231c8c1786@inbound.dmarcdigests.com; sp=quarantine;
Policy
p=quarantine
Subdomains (sp)
quarantine
Share (pct)
100 %
Alignment DKIM/SPF
relaxed / relaxed
Aggregate reports (rua)
65ba02f87fc31@ag.dmarcly.comdmarc@unidistance.chre+a2231c8c1786@inbound.dmarcdigests.com
Report services
Dmarcly

DKIM

SelectorKeydelegated to
hs1 RSA 2048 unidistance-ch.hs01a.dkim.hubspotemail.net
hs2 RSA 2048 unidistance-ch.hs01b.dkim.hubspotemail.net
mailo RSA 1024 –
mandrill RSA 1024 –
s1 RSA 2048 s1.domainkey.u18947757.wl008.sendgrid.net
s2 RSA 1024 s2.domainkey.u18947757.wl008.sendgrid.net
selector1 RSA 1024 selector1-unidistance-ch._domainkey.fernunich.onmicrosoft.com
smtpapi RSA 1024 –

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.

Microsoft 365GoogleAtlassianZoom

History

  • Score 74 · DMARC quarantine

All changes of this organisation in the change log →

Raw data
unidistance.ch. IN MX 10 unidistance-ch.mail.protection.outlook.com.
unidistance.ch. IN TXT "v=spf1 ip4:153.109.95.2 ip4:153.109.96.142 ip4:149.72.90.201 ip4:81.201.202.3 mx include:spf.protection.outlook.com include:spf.emailsignatures365.com include:_spf.zimpel.de include:servers.mcsv.net include:3387457.spf06.hubspotemail.net include:stspg-customer.com -all"
_dmarc.unidistance.ch. IN TXT "v=DMARC1; p=quarantine; rua=mailto:65ba02f87fc31@ag.dmarcly.com, mailto:dmarc@unidistance.ch, mailto:re+a2231c8c1786@inbound.dmarcdigests.com; sp=quarantine;"

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