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Is zslezaku.cz a Scam? Security Check Results - Základní škola Hlinsko, Ležáků 1449 Reviews

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Is zslezaku.cz Safe? Security Analysis for Základní škola Hlinsko, Ležáků 1449

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

EducationCzech Republicmedium
HTML5CSS3JavaScriptjQueryBootstrap+2 more
Analyzed 7/31/2025Completed 9:30:55 PM
43
Security Score
HIGH RISK

AI Summary

Základní škola Hlinsko, Ležáků 1449 is a well-established primary educational institution in the Czech Republic, providing comprehensive education including practical and special education classes. The website serves as an information portal for students, parents, and the local community, offering news, event calendars, and access to school resources. The school emphasizes extended foreign language teaching and personal development of students. Technically, the website uses a modern tech stack including Bootstrap and jQuery, with a custom CMS likely in use. The site is mobile-optimized and presents a professional design with clear navigation. Security posture is moderate; while no critical vulnerabilities or exposed sensitive data are detected, the site lacks visible security headers and cookie consent mechanisms. WHOIS data confirms the domain's legitimacy and long-term registration consistent with the school's history. Overall, the website is trustworthy and functional but could improve in security and privacy compliance aspects.

Detected Technologies

HTML5CSS3JavaScriptjQueryBootstrapSwiperFont Awesome

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

The school operates as a public educational entity targeting local families and students in Hlinsko, Czech Republic. Its market position is that of a key local primary education provider with a medium-sized operation. The business model is non-commercial, focused on education services including special needs and preparatory classes. Partnerships with local organizations and educational initiatives such as Ovoce do škol and Recyklohraní enhance its community engagement. The website supports communication and transparency with stakeholders but lacks advanced marketing or analytics tools, reflecting its public service nature. Growth indicators include active news updates and event calendars. The partnership ecosystem is local and education-focused, with no commercial subsidiaries.

Extracted Contact Information

Marketing Intelligence Data

Email Addresses (1)

r*****@zslezaku.cz

Phone Numbers (2)

469******
469******

Company Registration

Legal Name:

Základní škola Hlinsko

Registration Number:

70913501

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates a basic to moderate security maturity level. HTTPS usage is assumed but not explicitly confirmed in the provided data. No security headers such as Content Security Policy or HSTS are detected, which are recommended to enhance protection against common web attacks. No forms with sensitive data collection are visible, reducing immediate risk exposure. The presence of a GDPR-related page and whistleblowing contact indicates awareness of compliance and incident response, though no explicit security contact emails are found. The absence of cookie consent mechanisms and vulnerability disclosure policies suggests room for improvement in privacy and security governance. Overall, the site is low risk but would benefit from implementing standard security best practices and formal vulnerability disclosure processes.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement HTTPS with strong TLS configuration and verify SSL certificate validity.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

Základní škola Hlinsko, Ležáků 1449

Description:

Základní škola Hlinsko Ležáků 1449 sdružuje základní školu, základní školu praktickou a speciální a školní družinu. Škola nabízí rozšířenou výuku cizích jazyků. Škola se současně zaměřuje na rozvoj osobnosti žáka, podporu individuálních zájmů a nadání.

Key Services:
primary educationpractical and special educationschool club (družina)extended foreign language teaching
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
HTML5CSS3JavaScriptjQueryBootstrapSwiperFont Awesome
Frameworks:
Bootstrap
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

basic

Security Assessment

Security Score:
60/100
Best Practices:
  • No exposed sensitive data in HTML
  • No visible vulnerable libraries

Analytics & Tracking

Tracking Level:minimal
Privacy Compliance:basic

Advertising & Marketing

Transparency Level:poor

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 Czech primary school site with comprehensive information for students and parents.

🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

30/100
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 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

10/100
Score

No Privacy Policy found

HIGH

GDPR requires a clear and accessible privacy policy

No Cookie Policy found

HIGH

GDPR requires clear information about cookie usage

No Cookie Consent Banner found

HIGH

GDPR requires explicit consent for non-essential cookies

EU business without adequate privacy measures

CRITICAL

EU businesses are subject to strict GDPR requirements

Third-party services without privacy policy

HIGH

Detected services: Facebook, Cloudflare, Google APIs

GDPR Compliance Analysis

Privacy Policy0% confidence
Cookie Policy0% 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

📧Email Security

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

Email Security

SPF, DKIM, and DMARC validation

60/100
Score

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

No email authentication configured

CRITICAL

Domain is vulnerable to email spoofing

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

🏆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:zslezaku.cz
Issuer:Encryption Everywhere DV TLS CA - G2
Valid Until:12/28/2025 (150 days)
SANs:zslezaku.cz, www.zslezaku.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

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

No DMARC Record

MEDIUM

DMARC policy not configured

Domain Registration Details

Domain Age
22 years(mature)

DNS Records

A Records:217.198.116.139
AAAA Records:2a00:19a0:3:74:0:d9c6:748b:1
Name Servers:
ns1.regzone.czDNS only
ns1.regzone.de
ns1.regzone.info
MX Records:
1: aspmx.l.google.com
5: alt1.aspmx.l.google.com
5: alt2.aspmx.l.google.com
10: alt3.aspmx.l.google.com
10: alt4.aspmx.l.google.com
SOA:Serial: 2025071406, TTL: 3600s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:115ms

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

0/100
Score

High-Risk Service Exposed: FTP

HIGH

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

Critical Service Exposed: MySQL

CRITICAL

Port 3306 (MySQL) is publicly accessible - MySQL - Database server

🔧Technical Analysis

Detailed technical findings and analysis from AI assessment.

Technical Analysis

Comprehensive security assessment findings

Additional Findings

The website is built using standard web technologies including HTML5, CSS3, JavaScript, jQuery, and Bootstrap framework, ensuring responsive design and compatibility across devices. The use of Swiper and Font Awesome enhances UI/UX elements. The CMS appears custom-built, indicated by URL patterns and content structure. Hosting is managed by REG-ZONER, a reputable Czech registrar and hosting provider. Performance is moderate with no explicit indicators of slow loading, but no advanced optimization techniques are evident. Accessibility features are basic, with room for improvement in ARIA roles and semantic HTML. SEO is basic, with meta tags and Open Graph data present but lacking structured data like JSON-LD. Overall, the technical infrastructure is solid for a medium-sized educational website but could benefit from modernization and enhanced accessibility compliance.
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