Northern Trust Schweiz

northerntrust.com

Industry
Banking
Headquarters
Basel, Basel-City
Type
listed
Checked on
19 October 2026
68/100Grade B

Protection against forged senders: protected

Points per criterion

  • MX 10 / 10
  • SPF 13 / 15
  • DKIM 20 / 20
  • DMARC 25 / 25
  • DNSSEC 0 / 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.

  • !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.

  • !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
Upstream gateway
Proofpoint
Provider jurisdiction
USA · MX: US
Detection confidence
88 / 100
Microsoft tenant
Managed · Northern Trust Corporation
Tenant region
NA
Signals (3)
DKIMMicrosoft 365selector1 → selector1-northerntrust-com._domainkey.ntrs.onmicrosoft.com
Domain verificationGoogle Workspacegoogle-site-verification=Ap2_tDw3T67KnAr
Entra IDMicrosoft 365Entra-ID-Tenant (Managed)

MX servers

PrefHostIPNetworkCountryTLSA
10 mxa-00185f01.gslb.pphosted.com 67.231.149.83 AS26211 PROOFPOINT-ASN-US-WEST - Proofpoint, Inc. US –
10 mxb-00185f01.gslb.pphosted.com 67.231.157.79 AS22843 PROOFPOINT-ASN-US-EAST - Proofpoint, Inc. US –

SPF

v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
all
~all
DNS lookups
1 / 10

DMARC

v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
Policy
p=reject
Subdomains (sp)
inherits p=reject
Share (pct)
100 %
Alignment DKIM/SPF
relaxed / relaxed
Aggregate reports (rua)
dmarc_rua@emaildefense.proofpoint.com
Forensic reports (ruf)
dmarc_ruf@emaildefense.proofpoint.com
Report services
Proofpoint EFD

DKIM

SelectorKeydelegated to
mta RSA 2048 –
s1 RSA 2048 s1.domainkey.u7966794.wl045.sendgrid.net
s2 RSA 1024 s2.domainkey.u7966794.wl045.sendgrid.net
selector1 RSA 2048 selector1-northerntrust-com._domainkey.ntrs.onmicrosoft.com
selector2 RSA 2048 selector2-northerntrust-com._domainkey.ntrs.onmicrosoft.com

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

Transport encryption

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

Verified services

From verification records in the domain TXT: services where the domain is verified.

GooglePostman

History

  • Score 68 · DMARC reject

All changes of this organisation in the change log →

Raw data
northerntrust.com. IN MX 10 mxa-00185f01.gslb.pphosted.com.
northerntrust.com. IN MX 10 mxb-00185f01.gslb.pphosted.com.
northerntrust.com. IN TXT "v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all"
_dmarc.northerntrust.com. IN TXT "v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com"

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