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Is bigmedia.cz a Scam? Security Check Results - BigMedia

bigmedia.cz Security Report Summary

bigmedia.cz received a security score of 48 out of 100 in Guard's comprehensive security analysis, classified as "Elevated Risk". This report covers BigMedia's website security posture. BigMedia operates in the Media industry in Czech Republic.

BigMedia is a leading outdoor advertising company in the Czech Republic, operating since 2001 and part of the BigBoard group. The company offers a comprehensive portfolio of advertising formats including traditional billboards, digital out-of-home advertising, metro and transport advertising, and provides advanced campaign planning and measurement tools. Their website reflects a mature digital presence with modern technologies such as Nuxt.js and integrates marketing and analytics tools effectively. Security posture is good with HTTPS and standard best practices, though some security headers could be improved. Privacy compliance is strong with clear policies and consent mechanisms. Overall, the company demonstrates high business credibility and professionalism, serving advertisers seeking impactful outdoor advertising solutions in the Czech market.

The security scan identified 35 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: Vue.js (Nuxt.js framework), Google Tag Manager, Smartsupp Chat, Active24 hosting.

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 bigmedia.cz Safe? Security Analysis for BigMedia

https://bigmedia.cz

Check if bigmedia.cz is a scam or legitimate. Free security scan and reviews.

MediaCzech Republiclarge
Vue.js (Nuxt.js framework)Google Tag ManagerSmartsupp ChatActive24 hosting
Analyzed 10/14/2025Completed 9:28:58 PM5mo ago
48
Security Score
HIGH RISK

Below Media avg (58)

10,000+

Domains scanned

500+

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Domainbigmedia.cz
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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

BigMedia is a leading outdoor advertising company in the Czech Republic, operating since 2001 and part of the BigBoard group. The company offers a comprehensive portfolio of advertising formats including traditional billboards, digital out-of-home advertising, metro and transport advertising, and provides advanced campaign planning and measurement tools. Their website reflects a mature digital presence with modern technologies such as Nuxt.js and integrates marketing and analytics tools effectively. Security posture is good with HTTPS and standard best practices, though some security headers could be improved. Privacy compliance is strong with clear policies and consent mechanisms. Overall, the company demonstrates high business credibility and professionalism, serving advertisers seeking impactful outdoor advertising solutions in the Czech market.

Detected Technologies

Vue.js (Nuxt.js framework)Google Tag ManagerSmartsupp ChatActive24 hosting

12 urgent findings need attention

1 critical · 11 high

  • + 4 more findings in the full report below
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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

8 findings

15/100

GDPR Compliance

3 findings

40/100

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

BigMedia holds a dominant market position in the Czech outdoor advertising sector, leveraging a large network of advertising spaces and digital platforms. Their business model focuses on providing advertisers with diverse and innovative advertising formats, including digital and transport-based media. The company benefits from being part of the BigBoard group, enhancing its market reach and resource access. Their target customers are marketing professionals and brands aiming for broad or targeted outdoor campaigns. The presence of a dedicated e-shop and multiple partner domains indicates a diversified service ecosystem. Growth indicators include advanced measurement tools and creative campaign showcases, positioning BigMedia as a technologically forward and customer-centric provider.

Security Posture Analysis

Comprehensive Security Assessment

The website employs HTTPS and integrates security best practices such as asynchronous loading of third-party scripts and no visible exposure of sensitive data. However, explicit security headers like Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options are not clearly present and should be implemented to enhance protection against common web attacks. No vulnerabilities or malware indicators were detected. Privacy policies and cookie consent mechanisms are in place, supporting GDPR compliance. Incident response and security policy documentation are not publicly found, which could be improved to demonstrate security maturity. Overall, the security posture is solid but could benefit from additional header configurations and transparency on incident handling.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options headers to strengthen web security.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

BigMedia

Description:

BigMedia is the largest provider of outdoor advertising in the Czech Republic, offering a wide range of advertising formats including billboards, bigboards, digital advertising in shopping centers, transport vehicles, metro, and public transport stops.

Key Services:
BillboardsBigboardsDigital OOH advertisingAdvertising in metro and public transportAdvertising on transport vehiclesCampaign planning and measurement tools
Content Quality:

excellent

Branding:

consistent

Technical Stack

Technologies:
Vue.js (Nuxt.js framework)Google Tag ManagerSmartsupp ChatActive24 hosting
Frameworks:
Nuxt.js
Platforms:
Web
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
80/100
Best Practices:
  • HTTPS enabled
  • No exposed sensitive data in HTML
  • Use of Google Tag Manager and Smartsupp chat scripts asynchronously

Analytics & Tracking

Services:
Google Analytics (via Google Tag Manager)
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Tracking Pixels:
Seznam.cz trackingLeady.com tracking
Marketing Tools:
Smartsupp Chat
Transparency Level:good

Website Quality Assessment

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

Key Observations

1

Website is professionally designed and well-structured.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

15/100
Score

Missing Strict-Transport-Security header

HIGH

Forces HTTPS connections

Missing X-Frame-Options header

HIGH

Prevents clickjacking attacks

Missing X-Content-Type-Options header

MEDIUM

Prevents MIME type sniffing

Missing Content-Security-Policy header

HIGH

Controls resources the browser is allowed to load

Missing X-XSS-Protection header

MEDIUM

Legacy XSS protection (deprecated but still recommended)

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

40/100
Score

No Privacy Policy found

HIGH

GDPR requires a clear and accessible privacy policy

EU business without adequate privacy measures

CRITICAL

EU businesses are subject to strict GDPR requirements

Third-party services without privacy policy

HIGH

Detected services: Google Analytics, Facebook, LinkedIn, YouTube

GDPR Compliance Analysis

Privacy Policy0% confidence
Cookie Policy85% confidence
Contact Information Found90% confidence
emailphone

🛡️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: 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 mx include:spf.emailkampane.cz ~all
DNS Lookups:2/10
Policy:~all
DMARC Details
Policy:none
Aggregate Reports:dmarc@bigmedia.cz

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

62/100
Score

Weak Protocols Supported

HIGH

Server supports weak protocols: TLSv1.1

OCSP Stapling Not Enabled

LOW

OCSP stapling improves performance and privacy

Certificate Transparency Not Implemented

LOW

Certificate is not logged in Certificate Transparency logs

SSL Certificate Expires Within 90 Days

MEDIUM

SSL certificate expires in 86 days

Mixed Content Detected

MEDIUM

1 resources loaded over insecure HTTP

Partial SSL/TLS Assessment

LOW

Completed 3 of 4 security checks due to time constraints

Protocol Support

TLSv1.3TLSv1.2TLSv1.1

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

80/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

DMARC Policy Set to None

LOW

DMARC is configured but not enforcing any policy

Domain Registration Details

Domain Age
24 years(mature)

DNS Records

A Records:159.89.29.193
Name Servers:
alfa.ns.active24.czDNS only
beta.ns.active24.czDNS only
gama.ns.active24.sk
MX Records:
10: mail1.bigboard.cz
100: mx2.active24.com
30: mail2.bigboard.cz

DNSSEC Status

DNSSEC Not Enabled

SPF Analysis

SPF Record:
v=spf1 mx include:spf.emailkampane.cz ~all

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

40/100
Score

Service Exposed: SSH

MEDIUM

Port 22 (SSH) is publicly accessible - SSH - Secure but can be brute-forced

How does bigmedia.cz compare?

bigmedia.cz scores below average. Browse similar domains to see how competitors handle security.

🔧Technical Analysis

Detailed technical findings and analysis from AI assessment.

Technical Analysis

Comprehensive security assessment findings

Additional Findings

The website is built using modern web technologies, primarily Nuxt.js (Vue.js framework), ensuring a responsive and dynamic user experience. Hosting is provided by Active24, a reputable Czech hosting provider. Performance is moderate with preloading and asynchronous script loading, though some optimization opportunities exist. SEO is well addressed with proper meta tags and Open Graph data. Mobile optimization is good, and the site includes interactive elements such as video backgrounds and dynamic menus. Technical risks are minimal, but the absence of some security headers and limited accessibility features represent areas for improvement. Overall, the technical infrastructure supports the business goals effectively.
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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

Domainbigmedia.cz
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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