Skip to main content

Is sineko.cz a Scam? Security Check Results - SINEKO Engineering s.r.o.

sineko.cz Security Report Summary

sineko.cz received a security score of 10 out of 100 in Guard's comprehensive security analysis, classified as "Potentially Unsafe". This report covers SINEKO Engineering s.r.o.'s website security posture. SINEKO Engineering s.r.o. operates in the Other industry in Czech Republic.

SINEKO Engineering s.r.o. is a traditional Czech manufacturer specializing in septic tanks, wastewater treatment plants, plastic cesspools, and water storage tanks. The company offers turnkey solutions including installation and project management, targeting customers across the Czech Republic. Their market position is strengthened by innovative technologies such as the Steelplast concept and a commitment to quality and customer support. Technically, the website employs modern web technologies including React, AWS AppSync, and integrates multiple analytics and marketing tools with proper cookie consent mechanisms. Security posture is strong with HTTPS enforcement and content security policies, though additional headers and a security.txt file could enhance it further. The absence of WHOIS data is a concern for domain legitimacy but the website content and business information are professional and consistent. Overall, the site is well-designed, user-friendly, and compliant with GDPR, supporting a positive business credibility profile.

The security scan identified 7 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: JavaScript, React (react-autosuggest), Google Tag Manager, Google Analytics, Facebook Pixel, Smartlook, Cookie Script, AWS AppSync, Algolia Search.

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.

sineko.cz favicon

Is sineko.cz Safe? Security Analysis for SINEKO Engineering s.r.o.

https://sineko.cz

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

OtherCzech Republicmedium
JavaScriptReact (react-autosuggest)Google Tag ManagerGoogle AnalyticsFacebook Pixel+4 more
Analyzed 10/18/2025Completed 8:48:52 PM5mo ago
10
Security Score
CRITICAL RISK

10,000+

Domains scanned

500+

Security teams trust us

EveryPay

Secure checkout

Instant

Reports delivered

Professional PDF & Marketing Data

Get the professional PDF report for sineko.cz

Export this security analysis as a professional PDF document, receive it via email, and access marketing intelligence data including contact emails and phone numbers. One-time purchase for lifetime access.

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

Domainsineko.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

AI Summary

SINEKO Engineering s.r.o. is a traditional Czech manufacturer specializing in septic tanks, wastewater treatment plants, plastic cesspools, and water storage tanks. The company offers turnkey solutions including installation and project management, targeting customers across the Czech Republic. Their market position is strengthened by innovative technologies such as the Steelplast concept and a commitment to quality and customer support. Technically, the website employs modern web technologies including React, AWS AppSync, and integrates multiple analytics and marketing tools with proper cookie consent mechanisms. Security posture is strong with HTTPS enforcement and content security policies, though additional headers and a security.txt file could enhance it further. The absence of WHOIS data is a concern for domain legitimacy but the website content and business information are professional and consistent. Overall, the site is well-designed, user-friendly, and compliant with GDPR, supporting a positive business credibility profile.

Detected Technologies

JavaScriptReact (react-autosuggest)Google Tag ManagerGoogle AnalyticsFacebook PixelSmartlookCookie ScriptAWS AppSyncAlgolia Search
Continuous monitoring

Keep sineko.cz 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

25 €
per month · billed securely via EveryPay
Less than 1 € / day — cheaper than a single incident response hour

Cancel anytime. Alerts sent to the contacts you choose. Unlock the full report to view historical timelines and alerts.

Purchase to access the monitoring timeline, JSON diffs, alert history, and PDF export for sineko.cz.

Security Headers

1 finding

0/100

GDPR Compliance

1 finding

0/100

NIS2 Compliance

1 finding

0/100

Email Security

1 finding

0/100

Security scan incomplete. 7 out of 9 security checks failed to complete. The website may be inaccessible or protected by security measures. Please retry the scan or verify the website is accessible.

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

The company operates in the manufacturing sector focused on environmental and wastewater solutions, serving residential and commercial clients in the Czech Republic. Their business model includes product manufacturing, turnkey delivery, and project administration. They maintain a strong online presence with detailed product categories, educational blog content, and active social media channels. The free delivery service and comprehensive customer support are competitive advantages. The company appears medium-sized, founded in 2014, with no visible parent or subsidiary companies. Their marketing ecosystem includes Google and Facebook tracking, Algolia search, and Smartlook for user behavior analytics, indicating a mature digital marketing strategy.

Extracted Contact Information

Marketing Intelligence Data

Company Registration

Legal Name:

SINEKO Engineering s.r.o.

VAT Number:

CZ25908928

Registration Number:

25908928

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates a good security maturity level with HTTPS, Content Security Policy, and referrer policies in place. No critical vulnerabilities or exposed sensitive data were detected. However, the lack of some common security headers (e.g., HSTS, X-Content-Type-Options) and absence of a security.txt file or incident response contact information indicate room for improvement. Compliance with GDPR is evident through privacy and cookie policies with consent mechanisms. The use of multiple third-party scripts necessitates ongoing monitoring for vulnerabilities. Overall, the security posture is solid but could be enhanced by adopting additional best practices and transparency measures.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement additional security headers such as Strict-Transport-Security, X-Content-Type-Options, and X-Frame-Options to strengthen browser security.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

SINEKO Engineering s.r.o.

Description:

Jsme tradiční český výrobce septiků, ČOV - čističek odpadních vod, jímek, plastových žump a zemních filtrů.

Key Services:
Manufacture of septic tanks and wastewater treatment plantsTurnkey installation and deliveryProject administration and supportSales of water tanks and accessories
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
JavaScriptReact (react-autosuggest)Google Tag ManagerGoogle AnalyticsFacebook PixelSmartlookCookie ScriptAWS AppSyncAlgolia Search
Frameworks:
React
Platforms:
AWS
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
85/100
Best Practices:
  • HTTPS enforced
  • Content Security Policy with restrictions
  • No object-src allowed
  • Referrer policy set to no-referrer

Analytics & Tracking

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

Advertising & Marketing

Tracking Pixels:
Facebook PixelSmartlook
Marketing Tools:
Cookie ScriptAlgolia Search
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 fully accessible with rich content and navigation

Get this report delivered to your inbox

Receive a summary of the sineko.cz security findings by email. Quick and easy to share with decision makers.

🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

0/100
Score
Analysis failed - content could not be retrieved

👤GDPR Compliance

Privacy and data protection assessment under GDPR regulations.

GDPR Compliance

Privacy and data protection assessment

0/100
Score
Analysis failed - content could not be retrieved

🛡️NIS2 Compliance

Network & Information Security Directive compliance assessment.

NIS2 Compliance

Network & Information Security Directive

0/100
Score
Analysis failed - content could not be retrieved

Need this report as a PDF?

Download the complete sineko.cz security analysis as a professional PDF. Share it with your team, clients, or stakeholders.

📧Email Security

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

Email Security

SPF, DKIM, and DMARC validation

0/100
Score
Analysis failed - content could not be retrieved
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

0/100
Score
Analysis failed - content could not be retrieved

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

0/100
Score
Analysis failed - content could not be retrieved

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

0/100
Score
Analysis failed - content could not be retrieved

How does sineko.cz compare?

sineko.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 uses a modern technology stack centered around React for frontend interactivity, AWS AppSync for backend GraphQL API integration, and Algolia for search functionality. It integrates multiple analytics and marketing tools including Google Tag Manager, Google Analytics, Facebook Pixel, and Smartlook, all managed with a cookie consent mechanism. The site is mobile-optimized with responsive images and fonts preloaded for performance. Accessibility is basic but present. Performance is moderate, with potential improvements in load times by optimizing third-party scripts. The absence of a detected CMS suggests a custom or proprietary platform. Hosting provider details are not explicit but AWS services are used. Overall, the technical infrastructure supports a professional and scalable web presence.
Professional PDF & Marketing Data

Download the sineko.cz report as PDF

Get the complete analysis in a shareable PDF format, delivered instantly to your email with lifetime access.

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

Domainsineko.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

Want OffSeq to fix this?

Book a 30-minute remediation call

Our security engineers can resolve the critical-severity findings identified in this report — from SSL misconfigurations and missing headers to compliance gaps and infrastructure hardening.

OffSeq provides end-to-end cybersecurity services: penetration testing, vulnerability remediation, compliance consulting, and continuous monitoring. View all services

Scan your own website

Liked the sineko.cz report? Run the same comprehensive security analysis on your domain — free, instant, and no sign-up required.

Or browse our directory of >10,000 scanned websites.

⭐ Verified Community Reviews

What others say about sineko.cz

Share your experience to help others make informed decisions. We verify every review by email and publish it once our moderation team approves it.

Overall rating
Select a rating
4000 characters remaining

We’ll email you to confirm your review and keep your details private.

Community rating

out of 5

0 reviews published

Loading reviews…

How did we do?

Your feedback directly shapes our roadmap. Rate the quality of this report, leave an optional comment, and let us know if you want our security specialists to follow up.

Overall report quality
Select a rating
2000 characters remaining

We only use your feedback to improve Guard reports. Contact details are never shared.

Analyze Another Website