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Is tzb-info.sk a Scam? Security Check Results - Topinfo s.r.o.

tzb-info.sk Security Report Summary

tzb-info.sk received a security score of 45 out of 100 in Guard's comprehensive security analysis, classified as "Elevated Risk". This report covers Topinfo s.r.o.'s website security posture. Topinfo s.r.o. operates in the Energy industry in Czech Republic.

TZB-info is a well-established Czech expert web portal specializing in construction, building technical equipment, and energy savings. It serves professionals and stakeholders in these sectors by providing daily updated news, technical articles, legal regulations, product databases, and discussion forums. The website is operated by Topinfo s.r.o., a medium-sized company with a history dating back to 2001, and is part of a family of related sites including estav.tv and energospot.cz. Technically, the site uses a custom CMS (Topinfo CMS) with a technology stack including jQuery, Google Tag Manager, and Gemius analytics. The site is mobile-optimized and employs HTTPS with good SSL configuration. Security posture is adequate but could be improved by adding advanced security headers and updating legacy libraries. Privacy compliance is basic with cookie consent implemented and a privacy policy available. No WHOIS data is publicly available due to registry policies, which slightly reduces trust but does not outweigh the professional presentation and content quality. Overall, TZB-info is a credible and authoritative source in its niche with room for technical and security enhancements.

The security scan identified 34 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: jQuery 1.12.4, jQuery Migrate 1.4.1, Google Tag Manager, Google Publisher Tags (GPT), Gemius analytics, Hotjar, Cookie Script CMP, Fancybox, Lionbars, CMS: Topinfo CMS.

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 tzb-info.sk Safe? Security Analysis for Topinfo s.r.o.

https://tzb-info.sk

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EnergyCzech Republicmedium
jQuery 1.12.4jQuery Migrate 1.4.1Google Tag ManagerGoogle Publisher Tags (GPT)Gemius analytics+5 more
Analyzed 10/14/2025Completed 3:12:53 AM5mo ago
45
Security Score
HIGH RISK

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Domaintzb-info.sk
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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

TZB-info is a well-established Czech expert web portal specializing in construction, building technical equipment, and energy savings. It serves professionals and stakeholders in these sectors by providing daily updated news, technical articles, legal regulations, product databases, and discussion forums. The website is operated by Topinfo s.r.o., a medium-sized company with a history dating back to 2001, and is part of a family of related sites including estav.tv and energospot.cz. Technically, the site uses a custom CMS (Topinfo CMS) with a technology stack including jQuery, Google Tag Manager, and Gemius analytics. The site is mobile-optimized and employs HTTPS with good SSL configuration. Security posture is adequate but could be improved by adding advanced security headers and updating legacy libraries. Privacy compliance is basic with cookie consent implemented and a privacy policy available. No WHOIS data is publicly available due to registry policies, which slightly reduces trust but does not outweigh the professional presentation and content quality. Overall, TZB-info is a credible and authoritative source in its niche with room for technical and security enhancements.

Detected Technologies

jQuery 1.12.4jQuery Migrate 1.4.1Google Tag ManagerGoogle Publisher Tags (GPT)Gemius analyticsHotjarCookie Script CMPFancyboxLionbarsCMS: Topinfo CMS

14 urgent findings need attention

1 critical · 13 high

  • + 6 more findings in the full report below
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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

8 findings

15/100

GDPR Compliance

4 findings

25/100

NIS2 Compliance

9 findings

2/100

Email Security

4 findings

70/100

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

TZB-info holds a leading position in the Czech construction and building technology information market, targeting industry professionals, architects, engineers, and facility managers. Its business model revolves around content publishing, advertising, and providing industry-specific tools such as energy price calculators. The site’s partnership ecosystem includes related media and technical portals, enhancing its market reach. The company benefits from a consistent brand and a comprehensive content offering that supports user engagement and industry relevance. Growth indicators include frequent content updates and diversified content formats (articles, videos, forums). The absence of direct contact details on the main page suggests a focus on content and advertising rather than direct sales or customer support.

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates a moderate security maturity level with HTTPS enforced and basic security headers present. The use of third-party analytics and advertising scripts is extensive, which increases the attack surface and privacy considerations. The site lacks advanced security headers such as Content-Security-Policy and X-Frame-Options, which are recommended to mitigate common web vulnerabilities. The use of an outdated jQuery version poses a potential risk for known vulnerabilities. No exposed sensitive data or obvious vulnerabilities were detected in the HTML content. Incident response and security policies are not publicly documented, indicating an area for improvement in transparency and readiness. Overall, the security posture is functional but could benefit from modernization and enhanced controls.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement advanced HTTP security headers including Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options to strengthen defense against common web attacks.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

Topinfo s.r.o.

Description:

Odborný web pro stavebnictví, technická zařízení budov a úspory energií. To nejlepší o stavbě a vytápění, větrání, klimatizaci, vodě a kanalizaci, obnovitelné energii a facility managementu. Oborová databáze firem a výrobků, právní předpisy, normy, technické tabulky a výpočty, diskusní fórum.

Key Services:
Industry news and articlesCompany and product databaseLegal regulations and standardsTechnical tables and calculationsDiscussion forumsEvent calendarVideo contentNewsletter
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
jQuery 1.12.4jQuery Migrate 1.4.1Google Tag ManagerGoogle Publisher Tags (GPT)Gemius analyticsHotjarCookie Script CMPFancyboxLionbarsCMS: Topinfo CMS
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
75/100
Best Practices:
  • HTTPS enforced
  • Use of Google Tag Manager and Google Publisher Tags with collapseEmptyDivs enabled
  • Cookie consent mechanism implemented

Analytics & Tracking

Services:
GemiusGoogle AnalyticsHotjar
Tracking Level:extensive
Privacy Compliance:basic

Advertising & Marketing

Ad Networks:
Google Ad Manager (GPT)
Tracking Pixels:
GemiusHotjarGoogle Analytics (via GTM)
Marketing Tools:
Cookie Script CMP
Transparency Level:good

Website Quality Assessment

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

Key Observations

1

Website is a professional Czech expert portal focused on construction and building technical equipment.

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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

25/100
Score

No Privacy Policy found

HIGH

GDPR requires a clear and accessible privacy policy

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: Google Analytics, Facebook, Google APIs, Google Ads

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

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

70/100
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

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 include:outlook.com ip4:81.95.98.217 ip4:81.95.98.218 ip4:81.95.110.100 ip4:81.95.98.222 ~all
DNS Lookups:1/10
Policy:~all

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

72/100
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 59 days

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

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
24 years(mature)

DNS Records

A Records:81.95.98.218
Name Servers:
alfa.ns.active24.czDNS only
beta.ns.active24.czDNS only
gama.ns.active24.sk
MX Records:
10: alfa.topinfo.cz
5: tzbinfo-cz0i.mail.eo.outlook.com
SOA:Serial: 2025090202, TTL: 86400s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:37ms

SPF Analysis

SPF Record:
v=spf1 include:outlook.com ip4:81.95.98.217 ip4:81.95.98.218 ip4:81.95.110.100 ip4:81.95.98.222 ~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 tzb-info.sk compare?

tzb-info.sk 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 on a proprietary CMS (Topinfo CMS) and uses a combination of legacy and modern web technologies including jQuery 1.12.4, Google Tag Manager, and Gemius analytics. The site loads multiple advertising slots via Google Publisher Tags and integrates Hotjar for user behavior analysis. Performance is moderate with good mobile optimization and SEO practices including proper meta tags and Open Graph data. Accessibility features are basic and could be improved. The site uses multiple external domains for analytics, advertising, and content delivery. There is no explicit hosting provider identified from the HTML content. The technical stack is functional but shows signs of technical debt, particularly with outdated JavaScript libraries and missing modern security headers.
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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

Domaintzb-info.sk
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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