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Is sdovolena.cz a Scam? Security Check Results - Seznam.cz, a.s.

sdovolena.cz Security Report Summary

sdovolena.cz received a security score of 55 out of 100 in Guard's comprehensive security analysis, classified as "Elevated Risk". This report covers Seznam.cz, a.s.'s website security posture. Seznam.cz, a.s. operates in the Hospitality industry in Czech Republic.

Sdovolena.cz is an online travel comparison and booking platform operated under the reputable Czech internet company Seznam.cz, a.s. The website offers a comprehensive search and filtering system for holiday packages, including last minute deals, across a wide range of destinations. It aggregates offers from multiple travel agencies, providing users with detailed information about travel dates, prices, accommodations, and transport options. The site targets Czech-speaking travelers looking for convenient holiday planning solutions. Technically, the site employs modern JavaScript frameworks, integrates with Seznam's login services, and uses analytics and error tracking tools such as Gemius and Sentry. The website is served over HTTPS, ensuring secure data transmission. Privacy and cookie policies are clearly linked and indicate GDPR compliance. However, no direct company contact emails or phone numbers are displayed on the main page, with contact facilitated via forms and help pages. The WHOIS data for the domain is unavailable, which limits domain registration trust analysis, but the affiliation with Seznam.cz strongly supports legitimacy. Overall, the site presents a professional, secure, and user-friendly platform for travel booking 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: JavaScript, JAK framework, Gemius analytics, Sentry error tracking, Seznam login API.

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 sdovolena.cz Safe? Security Analysis for Seznam.cz, a.s.

https://sdovolena.cz

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

HospitalityCzech Republiclarge
JavaScriptJAK frameworkGemius analyticsSentry error trackingSeznam login API
Analyzed 10/30/2025Completed 1:08:26 PM4mo ago
55
Security Score
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Domainsdovolena.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

Sdovolena.cz is an online travel comparison and booking platform operated under the reputable Czech internet company Seznam.cz, a.s. The website offers a comprehensive search and filtering system for holiday packages, including last minute deals, across a wide range of destinations. It aggregates offers from multiple travel agencies, providing users with detailed information about travel dates, prices, accommodations, and transport options. The site targets Czech-speaking travelers looking for convenient holiday planning solutions. Technically, the site employs modern JavaScript frameworks, integrates with Seznam's login services, and uses analytics and error tracking tools such as Gemius and Sentry. The website is served over HTTPS, ensuring secure data transmission. Privacy and cookie policies are clearly linked and indicate GDPR compliance. However, no direct company contact emails or phone numbers are displayed on the main page, with contact facilitated via forms and help pages. The WHOIS data for the domain is unavailable, which limits domain registration trust analysis, but the affiliation with Seznam.cz strongly supports legitimacy. Overall, the site presents a professional, secure, and user-friendly platform for travel booking in the Czech market.

Detected Technologies

JavaScriptJAK frameworkGemius analyticsSentry error trackingSeznam login API

11 urgent findings need attention

1 critical · 10 high

  • + 3 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

6 findings

45/100

GDPR Compliance

4 findings

25/100

NIS2 Compliance

8 findings

17/100

Email Security

5 findings

60/100

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

Sdovolena.cz operates in the hospitality sector as a travel aggregator and booking facilitator. Its business model revolves around providing users with a centralized platform to compare travel offers from various agencies, likely generating revenue through referral commissions or advertising. The site benefits from the strong brand and market presence of Seznam.cz, a leading Czech internet company, which enhances user trust and market penetration. The platform targets a broad audience of Czech travelers interested in diverse holiday types, including beach vacations, ski trips, and city breaks. The presence of multiple travel agencies and detailed filtering options indicates a mature ecosystem and competitive positioning. The site also integrates advertising via Sklik, supporting monetization. Growth opportunities may include expanding partnerships, enhancing mobile experience, and increasing direct booking capabilities.

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates a solid security posture with HTTPS enforced and use of modern security monitoring tools like Sentry. While explicit security headers such as Content-Security-Policy and X-Frame-Options are not evident in the HTML content, the site does not expose sensitive data or show signs of vulnerabilities. The absence of a published security policy or incident response contact limits transparency in security governance. No vulnerability disclosure or security.txt files were found, which could be improved to foster responsible vulnerability reporting. Privacy compliance is well addressed through clear privacy and cookie policies with consent mechanisms. Overall, the security maturity is good but could benefit from enhanced header implementation and published security governance documentation.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement and verify comprehensive security headers including Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options to strengthen browser security.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

Seznam.cz, a.s.

Description:

Porovnejte ceny zájezdů od různých cestovních kanceláří. Vyberte tu nejlepší nabídku a vyrazte na vysněnou dovolenou.

Key Services:
Travel package search and comparisonBooking links to travel agenciesTravel agency directory
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
JavaScriptJAK frameworkGemius analyticsSentry error trackingSeznam login API
Frameworks:
JAK (JavaScript Application Kit)
Platforms:
Web
Performance:

moderate

Mobile:

good

Accessibility:

basic

SEO:

good

Security Assessment

Security Score:
75/100
Best Practices:
  • HTTPS enforced
  • No exposed sensitive data in HTML
  • Use of Sentry for error monitoring

Analytics & Tracking

Services:
Gemius
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Ad Networks:
Sklik
Tracking Pixels:
Gemius
Marketing Tools:
SklikGemiusSentry
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 a travel comparison and booking platform targeting Czech users.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

45/100
Score

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

25/100
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

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

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

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 ip4:77.75.78.0/23 ip4:77.75.76.0/23 ip6:2a02:598::/32 ?all
DNS Lookups:1/10
Policy:?all
DMARC Details
Policy:none
Aggregate Reports:abuse@seznam.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 85 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

55/100
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

Weak SPF Policy

HIGH

SPF record has permissive policy allowing any server to send email

DMARC Policy Set to None

LOW

DMARC is configured but not enforcing any policy

Domain Registration Details

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

DNS Records

A Records:77.75.77.222, 77.75.79.222
AAAA Records:2a02:598:a::79:222, 2a02:598:2::1222
Name Servers:
ams.seznam.czDNS only
ans.seznam.czDNS only
MX Records:
10: mx1.seznam.cz
20: mx2.seznam.cz
SOA:Serial: 1761807810, TTL: 300s

DNSSEC Status

DNSSEC Enabled(Algorithm: 13)

DNS Performance

Resolution Time:45ms

SPF Analysis

SPF Record:
v=spf1 mx ip4:77.75.78.0/23 ip4:77.75.76.0/23 ip6:2a02:598::/32 ?all

Network Security

Port scanning and network exposure analysis.

Network Security

Port scanning and network exposure analysis

100/100
Score

Good Network Security Posture

LOW

No unnecessary services detected on common risky ports

How does sdovolena.cz compare?

See how sdovolena.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 JavaScript framework (JAK) and integrates multiple third-party services including Seznam login API, Gemius analytics, and Sentry error tracking. The site is served over HTTPS with good SSL configuration. Performance appears moderate with some optimization potential. The site is mobile optimized with good responsive design. SEO is supported by proper meta tags and structured navigation. No CMS is explicitly detected, suggesting a custom or proprietary platform. Hosting provider details are not disclosed. The site uses multiple external domains for analytics, advertising, and login services, all related to Seznam.cz or trusted partners. Technical risks are minimal but monitoring third-party scripts for vulnerabilities is recommended.
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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

Domainsdovolena.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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