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Is telepolis.de a Scam? Security Check Results - Heise Medien GmbH & Co. KG

telepolis.de Security Report Summary

telepolis.de received a security score of 69 out of 100 in Guard's comprehensive security analysis, classified as "Moderate Risk". This report covers Heise Medien GmbH & Co. KG's website security posture. Heise Medien GmbH & Co. KG operates in the Media industry in Germany.

Telepolis is a well-established German online magazine specializing in politics and media within the digital age, operated by Heise Medien GmbH & Co. KG. The website offers a broad range of news, features, and opinion articles targeting a general audience interested in critical and informative content about digital society, politics, economy, and media. It maintains a strong market position as part of the reputable Heise Medien group, leveraging professional content and consistent branding. Technically, the site is built on the InterRed CMS platform, employs modern JavaScript frameworks, and integrates multiple analytics and marketing tools such as Webtrekk, UpScore, and Kameleoon. Hosting is provided by Plus.line, ensuring reliable infrastructure. The website is mobile responsive and optimized for SEO, with good accessibility features.

The security scan identified 27 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: JavaScript, InterRed CMS, Kameleoon (A/B testing), UpScore, Webtrekk analytics, Google DoubleClick, Cloudimg.io (image CDN), LocalStorage usage.

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.

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Is telepolis.de Safe? Security Analysis for Heise Medien GmbH & Co. KG

https://telepolis.de

Check if telepolis.de is a scam or legitimate. Free security scan and reviews.

MediaGermanylarge
JavaScriptInterRed CMSKameleoon (A/B testing)UpScoreWebtrekk analytics+3 more
Analyzed 10/11/2025Completed 10:46:42 AM5mo ago
69
Security Score
MEDIUM RISK

Above Media avg (58)

10,000+

Domains scanned

500+

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Domaintelepolis.de
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SEQ SIA

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

Reg. No. 40203410806 • VAT LV40203410806

Support: guard@offseq.com+371 2256 5353

AI Summary

Telepolis is a well-established German online magazine specializing in politics and media within the digital age, operated by Heise Medien GmbH & Co. KG. The website offers a broad range of news, features, and opinion articles targeting a general audience interested in critical and informative content about digital society, politics, economy, and media. It maintains a strong market position as part of the reputable Heise Medien group, leveraging professional content and consistent branding. Technically, the site is built on the InterRed CMS platform, employs modern JavaScript frameworks, and integrates multiple analytics and marketing tools such as Webtrekk, UpScore, and Kameleoon. Hosting is provided by Plus.line, ensuring reliable infrastructure. The website is mobile responsive and optimized for SEO, with good accessibility features.

Detected Technologies

JavaScriptInterRed CMSKameleoon (A/B testing)UpScoreWebtrekk analyticsGoogle DoubleClickCloudimg.io (image CDN)LocalStorage usage

7 urgent findings need attention

7 high

Continuous monitoring

Keep telepolis.de 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

4 findings

65/100

GDPR Compliance

1 finding

85/100

NIS2 Compliance

9 findings

2/100

Email Security

5 findings

60/100

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

Telepolis operates primarily as an online media publisher with revenue streams likely derived from advertising and possibly subscriptions or memberships. Its target audience includes German-speaking readers interested in politics, media, and digital societal issues. The company benefits from its affiliation with Heise Medien, a recognized media group, which enhances its credibility and reach. The website integrates multiple advertising networks and tracking services, indicating a mature digital marketing strategy. Partnerships with hosting and CMS providers are clearly identified, supporting stable operations. The presence of GDPR-compliant consent management reflects adherence to European privacy regulations.

Security Posture Analysis

Comprehensive Security Assessment

The website enforces HTTPS and uses a consent management platform to comply with GDPR, demonstrating a solid baseline security posture. However, explicit security headers such as Content-Security-Policy or X-Frame-Options are not evident in the HTML content, suggesting room for improvement. No direct incident response or vulnerability disclosure policies are published, which could be enhanced to improve transparency and readiness. No vulnerabilities or exposed sensitive data were detected in the analyzed content. Overall, the security posture is good but could benefit from additional documented policies and security headers.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement and verify comprehensive security headers including Content-Security-Policy, X-Frame-Options, and Strict-Transport-Security.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

Heise Medien GmbH & Co. KG

Description:

Telepolis is an online magazine focusing on politics and media in the digital age, critically analyzing digital society developments in politics, economy, and media.

Key Services:
News articlesFeaturesOpinion piecesNewsletter subscriptions
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
JavaScriptInterRed CMSKameleoon (A/B testing)UpScoreWebtrekk analyticsGoogle DoubleClickCloudimg.io (image CDN)LocalStorage usage
Frameworks:
InterRed CMS
Platforms:
DesktopMobile responsive
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
85/100
Best Practices:
  • HTTPS enforced
  • Consent management platform for GDPR
  • No exposed sensitive data in HTML

Analytics & Tracking

Services:
WebtrekkUpScoreKameleoon
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Ad Networks:
Google DoubleClickStroerDoubleVerify
Tracking Pixels:
WebtrekkUpScoreKameleoon
Marketing Tools:
KameleoonUpScoreWebtrekk
Transparency Level:good

Website Quality Assessment

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

Key Observations

1

Website is a professional German online magazine focused on politics and media.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

65/100
Score

Weak Strict-Transport-Security configuration

LOW

Current value: "max-age=15768000"

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

👤GDPR Compliance

Privacy and data protection assessment under GDPR regulations.

GDPR Compliance

Privacy and data protection assessment

85/100
Score

No Cookie Consent Banner found

HIGH

GDPR requires explicit consent for non-essential cookies

GDPR Compliance Analysis

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

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

2/100
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

Critical sector without clear security compliance

HIGH

Detected sectors: energy, transport, digital

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📧Email Security

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

Email Security

SPF, DKIM, and DMARC validation

60/100
Score

DMARC not enforcing

MEDIUM

DMARC policy is set to "none"

No DKIM record found

MEDIUM

DKIM adds cryptographic signatures to emails

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 ip4:193.99.144.0/24 ip4:193.99.145.0/24 ip6:2a02:2e0:3fe:1001::/64 ip6:2a00:e68:14:800::/64 ip4:193.100.232.56 ip6:2a00:e68:14:801:bad::beef include:spf.dsb.net include:spf.hornetsecurity.com ~all
DNS Lookups:2/10
Policy:~all
DMARC Details
Policy:none
Subdomain Policy:none
Aggregate Reports:dmarc.report@telepolis.de

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

85/100
Score

SSL Certificate Expires Within 90 Days

MEDIUM

SSL certificate expires in 61 days

Mixed Content Detected

MEDIUM

4 resources loaded over insecure HTTP

Partial SSL/TLS Assessment

LOW

Completed 2 of 4 security checks due to time constraints

Certificate Details

Subject:www.telepolis.de
Issuer:R13
Valid Until:12/12/2025 (61 days)
SANs:www.telepolis.de

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

70/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

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

Protection Level
none
Suspicious Indicators Detected
  • No domain protection locks enabled

DNS Records

A Records:193.99.144.80
Name Servers:
ns.heise.de
robotns2.second-ns.de
MX Records:
30: mx03.hornetsecurity.com
40: mx04.hornetsecurity.com
20: mx02.hornetsecurity.com
10: mx01.hornetsecurity.com
SOA:Serial: 2025092602, TTL: 86400s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:59ms

SPF Analysis

SPF Record:
v=spf1 ip4:193.99.144.0/24 ip4:193.99.145.0/24 ip6:2a02:2e0:3fe:1001::/64 ip6:2a00:e68:14:800::/64 ip4:193.100.232.56 ip6:2a00:e68:14:801:bad::beef include:spf.dsb.net include:spf.hornetsecurity.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 telepolis.de compare?

See how telepolis.de 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 and professional technology stack centered around the InterRed CMS platform, supported by various JavaScript libraries and third-party services for analytics, marketing, and advertising. Performance is moderate with good mobile optimization and SEO practices. Hosting by Plus.line and content delivery via heise.cloudimg.io ensure reliable content delivery. The site uses local storage and asynchronous script loading to improve user experience. Technical debt appears low, but the absence of visible security headers and explicit incident response mechanisms indicates areas for modernization and risk mitigation.
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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

Domaintelepolis.de
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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