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Is 3.dk a Scam? Security Check Results - 3 Danmark A/S

3.dk Security Report Summary

3.dk received a security score of 73 out of 100 in Guard's comprehensive security analysis, classified as "Moderate Risk". This report covers 3 Danmark A/S's website security posture. 3 Danmark A/S operates in the Telecommunications industry in Denmark.

3 Danmark A/S is a major telecommunications provider in Denmark, offering mobile telephony, broadband internet, and streaming services. The website reflects a professional and modern digital presence, leveraging React and Emotion CSS for frontend development. The site is well-structured, mobile-optimized, and includes essential security headers and HTTPS encryption, indicating a solid security posture. However, the absence of explicit privacy and cookie policies, as well as contact information, suggests areas for compliance and transparency improvement. Overall, the domain and website align with a reputable business entity, though WHOIS data is not publicly available, likely due to privacy protection.

The security scan identified 25 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: React, Emotion CSS, Material UI.

About this security scan

Guard performs automated security assessments of websites by analyzing SSL/TLS certificates, HTTP security headers, DNS configuration, email authentication protocols (SPF, DKIM, DMARC), GDPR compliance indicators, NIS2 directive compliance, network exposure, and AI-powered business intelligence. Each report provides domain-specific findings, risk scores, and actionable recommendations.

3.dk favicon

Is 3.dk Safe? Security Analysis for 3 Danmark A/S

http://3.dk

Check if 3.dk is a scam or legitimate. Free security scan and reviews.

TelecommunicationsDenmarklarge
ReactEmotion CSSMaterial UI
Analyzed 6/23/2025Completed 11:37:24 AM9mo ago
73
Security Score
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Domain3.dk
Access tierFull report or marketing add-on

Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.

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Secure payments processed via EveryPay. Prices in EUR; Incl. 21% VAT.

SEQ SIA

Lastadijas 12 k-3, Riga, Latvia, LV-1050

Reg. No. 40203410806 • VAT LV40203410806

Support: guard@offseq.com+371 2256 5353

AI Summary

3 Danmark A/S is a major telecommunications provider in Denmark, offering mobile telephony, broadband internet, and streaming services. The website reflects a professional and modern digital presence, leveraging React and Emotion CSS for frontend development. The site is well-structured, mobile-optimized, and includes essential security headers and HTTPS encryption, indicating a solid security posture. However, the absence of explicit privacy and cookie policies, as well as contact information, suggests areas for compliance and transparency improvement. Overall, the domain and website align with a reputable business entity, though WHOIS data is not publicly available, likely due to privacy protection.

Detected Technologies

ReactEmotion CSSMaterial UI

5 urgent findings need attention

5 high

Continuous monitoring

Keep 3.dk under constant watch

Guard tracks your live infrastructure daily: certificate expiry, DNS & mail authentication drift, uptime changes, subdomain inventory, and unexpected tracker or content shifts. A full timeline captures every diff so you can prove remediation and spot regressions instantly.

Security drift alerts

Risk score drops, new high-severity issues, and header hardening gaps

Compliance watch

GDPR / NIS2 posture changes with governance evidence snapshots

Infrastructure surface

Unexpected open services, SSL expiry, DNS & email authentication changes

Content & tracker intelligence

Marketing tech shifts, analytics drift, and AI recommendation updates

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Security Headers

5 findings

60/100

GDPR Compliance

No critical findings yet

100/100

NIS2 Compliance

8 findings

17/100

Email Security

4 findings

75/100

🧠AI Business Intelligence

Technology stack, business insights, and market analysis powered by AI.

Business Intelligence

Market & Strategic Analysis

3 Danmark operates in the telecommunications sector, targeting both consumer and business markets in Denmark. The company is part of the larger CK Hutchison Holdings group, which strengthens its market position. The business model focuses on providing integrated telecom services including mobile plans, broadband, and streaming content. The website's design and content quality support a strong brand image, though the lack of detailed business contact information and policies may limit trust for some users. The company leverages common marketing and analytics tools, indicating a mature digital marketing strategy.

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates good security practices with HTTPS enforcement and multiple security headers such as Content-Security-Policy and Strict-Transport-Security. No obvious vulnerabilities or exposed sensitive data were detected in the analyzed content. However, the lack of a published security policy, incident response contacts, or vulnerability disclosure mechanisms suggests room for improvement in transparency and incident readiness. GDPR compliance indicators are minimal on the site, which could be a compliance risk given the European jurisdiction.

Strategic Recommendations

Priority Actions for Security Improvement

1

Publish a comprehensive privacy policy and cookie consent banner to improve GDPR compliance.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

3 Danmark A/S

Description:

3 Danmark is a telecommunications company offering mobile telephony, broadband, and streaming services primarily in Denmark.

Key Services:
Mobile telephonyBroadband internetStreaming services
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
ReactEmotion CSSMaterial UI
Frameworks:
React
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
80/100
Best Practices:
  • HTTPS enforced
  • Security headers present

Analytics & Tracking

Services:
Google AnalyticsGoogle Tag Manager
Tracking Level:moderate
Privacy Compliance:basic

Advertising & Marketing

Ad Networks:
Google DoubleClick
Transparency Level:basic

Website Quality Assessment

Design Quality:good
User Experience:good
Content Relevance:good
Navigation Clarity:good
Professionalism:good
Trustworthiness:high

Key Observations

1

Website content is fully accessible and professional.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

60/100
Score

Weak Strict-Transport-Security configuration

LOW

Current value: "max-age=15552000"

Missing Content-Security-Policy header

HIGH

Controls resources the browser is allowed to load

Missing Referrer-Policy header

LOW

Controls referrer information sent with requests

Missing Permissions-Policy header

MEDIUM

Controls browser features and APIs

Sensitive data may be cached

LOW

Cache-Control header should include "no-store" for sensitive pages

👤GDPR Compliance

Privacy and data protection assessment under GDPR regulations.

GDPR Compliance

Privacy and data protection assessment

100/100
Score
No issues found

GDPR Compliance Analysis

Privacy Policy85% confidence
Cookie Policy85% confidence
Contact Information Found90% confidence
emailphone

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

17/100
Score

No information security framework found

HIGH

NIS2 requires documented cybersecurity and information security measures

No vulnerability disclosure policy

MEDIUM

NIS2 encourages coordinated vulnerability disclosure

No security policy documentation found

HIGH

NIS2 requires documented cybersecurity governance and risk management

No incident response procedures found

HIGH

NIS2 requires documented incident response and business continuity plans

No business continuity planning found

MEDIUM

NIS2 emphasizes operational resilience and business continuity

No security contact information

HIGH

NIS2 requires clear incident reporting channels

No vulnerability reporting mechanism

MEDIUM

Clear vulnerability reporting supports coordinated disclosure

No NIS2 reference found

LOW

Consider explicitly mentioning NIS2 compliance efforts

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📧Email Security

SPF, DKIM, and DMARC validation and email security assessment.

Email Security

SPF, DKIM, and DMARC validation

75/100
Score

DMARC not enforcing

MEDIUM

DMARC policy is set to "none"

No BIMI Record

LOW

BIMI displays brand logos in email clients

No MTA-STS Policy

MEDIUM

MTA-STS enforces TLS for email delivery

No TLS-RPT Record

LOW

TLS-RPT provides reporting for email TLS issues

SPF
Sender Policy Framework
DKIM
DomainKeys Identified Mail
DMARC
Domain-based Message Authentication
MX Records
Mail Exchange Records
BIMI
Brand Indicators
MTA-STS
Mail Transfer Agent Security
TLS-RPT
TLS Reporting
DNSSEC
DNS Security
SPF Details
Record:
v=spf1 ip4:88.131.62.128/25 ip4:91.213.250.0/24 ip4:81.201.223.53 ip4:80.251.192.0/24 ip4:80.251.200.196 ip4:217.114.80.100 ip4:217.114.90.54 ip4:217.151.195.236 ip4:217.151.196.0/24 ip4:195.159.135.24 ip4:80.251.200.199 ip4:94.246.98.0/24 ip6:2a02:aa0:0:1c::/64 ip4:213.115.225.0/24 include:spf.protection.outlook.com ip4:213.180.71.12 ip4:89.107.215.25 ip4:213.180.71.108 ip4:217.145.49.38 ip4:217.145.53.131 include:authsmtp.com include:spf.d4sp.com ip4:185.136.64.128/27 ip4:185.136.65.128/27 include:web.shared.mysmtp.com -all
DNS Lookups:4/10
Policy:-all
DKIM Selectors Found
Selector:selector1(1416-bit rsa)
Selector:selector2(1296-bit rsa)
Selector:s1(1440-bit rsa)
DMARC Details
Policy:none
Subdomain Policy:none
Aggregate Reports:dkim@3.dk
Forensic Reports:dkim@3.dk

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

90/100
Score

Mixed Content Detected

MEDIUM

1 resources loaded over insecure HTTP

Partial SSL/TLS Assessment

LOW

Completed 2 of 4 security checks due to time constraints

Certificate Details

Subject:www.3.dk
Issuer:GeoTrust Global TLS RSA4096 SHA256 2022 CA1
Valid Until:11/18/2025 (147 days)
SANs:www.3.dk

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

65/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

Domain Transfer Lock Not Enabled

MEDIUM

Domain can be transferred without authorization

Domain Delete Lock Not Enabled

LOW

Domain can be deleted without additional verification

DMARC Policy Set to None

LOW

DMARC is configured but not enforcing any policy

Domain Registration Details

Domain Age
28 years(mature)
Expiry Risk
low(5 days)
Protection Level
noneDNSSEC OFF
Suspicious Indicators Detected
  • No domain protection locks enabled

DNS Records

A Records:80.251.200.7
AAAA Records:2a02:aa0:28:a000::1007
Name Servers:
3.dkWHOIS only
a.ns.ip-only.netDNS only
ns.hi3gaccess.seDNS only
ns2.hi3gaccess.seDNS only
MX Records:
0: 3-dk.mail.protection.outlook.com
SOA:Serial: 1750716029, TTL: 300s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:50ms

SPF Analysis

SPF Record:
v=spf1 ip4:88.131.62.128/25 ip4:91.213.250.0/24 ip4:81.201.223.53 ip4:80.251.192.0/24 ip4:80.251.200.196 ip4:217.114.80.100 ip4:217.114.90.54 ip4:217.151.195.236 ip4:217.151.196.0/24 ip4:195.159.135.24 ip4:80.251.200.199 ip4:94.246.98.0/24 ip6:2a02:aa0:0:1c::/64 ip4:213.115.225.0/24 include:spf.protection.outlook.com ip4:213.180.71.12 ip4:89.107.215.25 ip4:213.180.71.108 ip4:217.145.49.38 ip4:217.145.53.131 include:authsmtp.com include:spf.d4sp.com ip4:185.136.64.128/27 ip4:185.136.65.128/27 include:web.shared.mysmtp.com -all

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

100/100
Score

Good Network Security Posture

LOW

No unnecessary services detected on common risky ports

How does 3.dk compare?

See how 3.dk stacks up against similar websites in the same industry.

🔧Technical Analysis

Detailed technical findings and analysis from AI assessment.

Technical Analysis

Comprehensive security assessment findings

Additional Findings

The website uses a modern React-based frontend with Emotion CSS for styling and Material UI components, indicating a contemporary tech stack. Performance is moderate with responsive design for mobile devices. SEO is supported by proper meta tags and structured content, though no JSON-LD or Open Graph metadata was explicitly found in the truncated HTML. Hosting details are not disclosed. The site lacks a CMS indication, suggesting a custom or proprietary platform. Technical debt appears low, but improvements in accessibility and privacy compliance are recommended.
Professional PDF & Marketing Data

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PDF Report & Export

PDF download, email delivery, unlock code

39.90 €one-time • Incl. 21% VAT

Marketing Intelligence

Contact emails, phone numbers & warm leads

49.90 €one-time • Incl. 21% VAT

Plan Comparison

FeaturePDF ReportMarketing+
Full security analysis
Professional PDF export
Email delivery
Lifetime access + unlock code
Contact emails & phones
Marketing outreach data

Already purchased?

Order summary

Domain3.dk
Access tierFull report or marketing add-on

Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.

VisaMastercardApple PayGoogle Pay

Secure payments processed via EveryPay. Prices in EUR; Incl. 21% VAT.

SEQ SIA

Lastadijas 12 k-3, Riga, Latvia, LV-1050

Reg. No. 40203410806 • VAT LV40203410806

Support: guard@offseq.com+371 2256 5353

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