Montana Aerospace

montana-aerospace.com

Industry: Machinery & electrical
Headquarters: Reinach, Aargau
Type: listed
Employees (approx.): 7,000
Checked on: 19 October 2026

80/100Grade B

Protection against forged senders: protected

Points per criterion

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

Industry avg.: 62.2 ▲ 17.8
Canton avg.: 57.3 ▲ 22.7
Overall avg.: 53.5 ▲ 26.5
Rank 8 of 112 in the industry

Findings

!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 · Asco Industries
Tenant region: EU

Signals (7)

MX	Microsoft 365	`montanaaerospace-com01i.mail.protection.outlook.com`
SPF	Microsoft 365	`include:spf.protection.outlook.com`
DKIM	Microsoft 365	`selector1 → selector1-montanaaerospace-com01i._domainkey.ascoaerospace.onmicrosoft.com`
Autodiscover	Microsoft 365	`autodiscover.outlook.com`
Domain verification	Microsoft 365	`MS=ms74791025`
Network	Microsoft 365	`AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation`
Entra ID	Microsoft 365	`Entra-ID-Tenant (Managed)`

MX servers

Pref	Host	IP	Network	Country	TLSA
10	`montanaaerospace-com01i.mail.protection.outlook.com`	`52.101.73.123`	AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation	US	–
		`52.101.68.39`	AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation	US
		`52.101.103.140`	AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation	US

SPF

v=spf1 a:c.mx.asco.be a:d.mx.asco.be include:spf.protection.outlook.com include:spf.eu.exclaimer.net -all

all: -all
DNS lookups: 4 / 10
Includes: spf.protection.outlook.comspf.eu.exclaimer.net
Detected sending services: Microsoft 365

DMARC

v=DMARC1;p=reject; rua=mailto:o4mkwifx@ag.eu.dmarcian.com, mailto:dMarc_aggregate@ascoindustries.com; ruf=mailto:dMarc_forensic@ascoindustries.com

Policy: p=reject
Subdomains (sp): inherits p=reject
Share (pct): 100 %
Alignment DKIM/SPF: relaxed / relaxed
Aggregate reports (rua): o4mkwifx@ag.eu.dmarcian.comdMarc_aggregate@ascoindustries.com
Forensic reports (ruf): dMarc_forensic@ascoindustries.com
Report services: dmarcian

DKIM

Selector	Key	delegated to
`selector1`	RSA 2048	`selector1-montanaaerospace-com01i._domainkey.ascoaerospace.onmicrosoft.com`
`selector2`	RSA 2048	`selector2-montanaaerospace-com01i._domainkey.ascoaerospace.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

Verified services

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

Microsoft 365AppleGlobalSignKnowBe4

History

18 October 2026 Score 80 · DMARC reject

All changes of this organisation in the change log →

Raw data

montana-aerospace.com. IN MX 10 montanaaerospace-com01i.mail.protection.outlook.com.
montana-aerospace.com. IN TXT "v=spf1 a:c.mx.asco.be a:d.mx.asco.be include:spf.protection.outlook.com include:spf.eu.exclaimer.net -all"
_dmarc.montana-aerospace.com. IN TXT "v=DMARC1;p=reject; rua=mailto:o4mkwifx@ag.eu.dmarcian.com, mailto:dMarc_aggregate@ascoindustries.com; ruf=mailto:dMarc_forensic@ascoindustries.com"

More from this industry

← Back to overview