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Is osa.cz a Scam? Security Check Results - OSA, z.s.

osa.cz Security Report Summary

osa.cz received a security score of 63 out of 100 in Guard's comprehensive security analysis, classified as "Moderate Risk". This report covers OSA, z.s.'s website security posture. OSA, z.s. operates in the Media industry in Czech Republic.

OSA, z.s. is a well-established collective rights management organization based in the Czech Republic, specializing in representing authors and publishers in the music industry. The organization provides licensing services for music users and supports the protection and promotion of music creators' rights. With over 100 years of experience, OSA holds a significant market position in the Czech Republic and maintains an active presence on multiple social media platforms. The website is professionally designed, content-rich, and targets authors, publishers, and music users effectively. Technically, the website employs modern JavaScript libraries such as jQuery and Swiper.js, integrates Google Tag Manager and Google Analytics for tracking, and uses the Nette Framework for backend form handling. The site is mobile-optimized and demonstrates good SEO practices. However, some security headers are missing, and no explicit security policy or incident response information is published, which could be improved. From a security perspective, the site uses HTTPS and implements cookie consent mechanisms compliant with GDPR. No critical vulnerabilities or exposed sensitive data were detected in the HTML content. The absence of WHOIS data reduces domain registration trustworthiness, but the website's professional content and business information support its legitimacy. Overall, OSA's website presents a strong digital presence with good privacy compliance and business credibility. Strategic improvements in security headers, incident response transparency, and WHOIS data verification would enhance trust and security posture further.

The security scan identified 20 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: jQuery, Swiper.js, Google Tag Manager, Google Analytics, Font Awesome, Nette Framework (inferred from form attributes).

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 osa.cz Safe? Security Analysis for OSA, z.s.

https://osa.cz

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MediaCzech Republicmedium
jQuerySwiper.jsGoogle Tag ManagerGoogle AnalyticsFont Awesome+1 more
Analyzed 7/12/2025Completed 11:31:42 AM8mo ago
63
Security Score
MEDIUM RISK

Above Media avg (58)

10,000+

Domains scanned

500+

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Domainosa.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

OSA, z.s. is a well-established collective rights management organization based in the Czech Republic, specializing in representing authors and publishers in the music industry. The organization provides licensing services for music users and supports the protection and promotion of music creators' rights. With over 100 years of experience, OSA holds a significant market position in the Czech Republic and maintains an active presence on multiple social media platforms. The website is professionally designed, content-rich, and targets authors, publishers, and music users effectively. Technically, the website employs modern JavaScript libraries such as jQuery and Swiper.js, integrates Google Tag Manager and Google Analytics for tracking, and uses the Nette Framework for backend form handling. The site is mobile-optimized and demonstrates good SEO practices. However, some security headers are missing, and no explicit security policy or incident response information is published, which could be improved. From a security perspective, the site uses HTTPS and implements cookie consent mechanisms compliant with GDPR. No critical vulnerabilities or exposed sensitive data were detected in the HTML content. The absence of WHOIS data reduces domain registration trustworthiness, but the website's professional content and business information support its legitimacy. Overall, OSA's website presents a strong digital presence with good privacy compliance and business credibility. Strategic improvements in security headers, incident response transparency, and WHOIS data verification would enhance trust and security posture further.

Detected Technologies

jQuerySwiper.jsGoogle Tag ManagerGoogle AnalyticsFont AwesomeNette Framework (inferred from form attributes)

8 urgent findings need attention

1 critical · 7 high

Continuous monitoring

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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

No critical findings yet

100/100

GDPR Compliance

3 findings

40/100

NIS2 Compliance

8 findings

17/100

Email Security

3 findings

87/100

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

OSA operates in the media and non-profit sectors, focusing on collective rights management for music authors and publishers. Its business model revolves around licensing music usage and distributing royalties. The organization benefits from a long history and a broad network of partners and subdomains serving different user groups (authors, publishers, heirs). Revenue streams likely include licensing fees and grants. The target customers are music creators and users requiring legal music usage. The website's content and social media integration indicate active engagement and growth. Partnerships with related domains and dedicated event sites strengthen its ecosystem. The absence of WHOIS data is a notable gap but does not detract from operational transparency visible on the site.

Extracted Contact Information

Marketing Intelligence Data

Company Registration

Legal Name:

OSA, z.s.

VAT Number:

CZ63839997

Registration Number:

63839997

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates a moderate to good security posture with HTTPS enabled and cookie consent implemented. However, the lack of visible security headers such as Content Security Policy (CSP), HTTP Strict Transport Security (HSTS), and X-Frame-Options suggests room for improvement. No security.txt or incident response contact information is published, which limits transparency in vulnerability disclosure and incident handling. The use of third-party scripts like Google Tag Manager and Analytics is standard but requires ongoing monitoring for vulnerabilities. No exposed sensitive data or obvious vulnerabilities were found in the HTML content. Overall, the security maturity is adequate but could be enhanced by adopting best practices and publishing security policies.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement comprehensive security headers including CSP, HSTS, X-Frame-Options, and X-Content-Type-Options.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

OSA, z.s.

Description:

OSA is a collective rights management organization representing authors and publishers, providing licensing for music users and supporting music creation and rights protection.

Key Services:
Rights management for authors and publishersLicensing music usageGrant and partnership supportMusic rights advocacy
Content Quality:

excellent

Branding:

consistent

Technical Stack

Technologies:
jQuerySwiper.jsGoogle Tag ManagerGoogle AnalyticsFont AwesomeNette Framework (inferred from form attributes)
Frameworks:
Nette Framework
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
75/100
Best Practices:
  • HTTPS usage (implied by https URLs)
  • Cookie consent mechanism implemented
  • No exposed sensitive data in HTML

Analytics & Tracking

Services:
Google Analytics
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Transparency Level:basic

Website Quality Assessment

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

Key Observations

1

Website is fully accessible with rich content and no blocking detected.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

100/100
Score
No issues found

👤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
phone

🛡️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

87/100
Score

Strict DMARC Alignment

LOW

Strict alignment may cause legitimate emails to fail

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 ip4:85.207.59.176/28 ip6:2a02:a40:100:4ff::1:1/124 include:spf.protection.outlook.com -all
DNS Lookups:2/10
Policy:-all
DKIM Selectors Found
Selector:selector1(1416-bit rsa)
Selector:selector2(1416-bit rsa)
Selector:mail(1416-bit rsa)
DMARC Details
Policy:reject
Subdomain Policy:reject
Aggregate Reports:bhzgm0r3@ag.eu.dmarcian.com
Forensic Reports:7afc2bb65c@ruf.easydmarc.eu

🏆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.osa.cz
Issuer:Sectigo RSA Extended Validation Secure Server CA
Valid Until:3/28/2026 (259 days)
SANs:www.osa.cz, osa.cz

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

75/100
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

Domain Registration Details

Domain Age
28 years(mature)
Protection Level
none
Suspicious Indicators Detected
  • No domain protection locks enabled

DNS Records

A Records:31.15.12.214
AAAA Records:2a02:4a8:ac24:129::12:214
Name Servers:
ns.forpsi.czDNS only
ns.forpsi.it
ns.forpsi.net
MX Records:
0: osa-cz.mail.protection.outlook.com
SOA:Serial: 2025071201, TTL: 3600s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:130ms

SPF Analysis

SPF Record:
v=spf1 mx ip4:85.207.59.176/28 ip6:2a02:a40:100:4ff::1:1/124 include:spf.protection.outlook.com -all

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

20/100
Score

High-Risk Service Exposed: FTP

HIGH

Port 21 (FTP) is publicly accessible - FTP - Often unencrypted file transfer

How does osa.cz compare?

See how osa.cz 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 tech stack with jQuery, Swiper.js for UI components, and Google Tag Manager for analytics integration. The backend likely uses the Nette Framework, inferred from form attributes. The site is mobile responsive and optimized for different screen sizes with preloaded fonts and images. Performance is moderate, with asynchronous loading of scripts and deferred JavaScript. SEO is supported by proper meta tags and Open Graph data. Accessibility is basic but could be improved. Hosting provider details are not evident from the HTML content. Overall, the technical infrastructure supports a professional and user-friendly website but could benefit from enhanced security and accessibility features.
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PDF Report & Export

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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

Domainosa.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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