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Is ista.com a Scam? Security Check Results - ista SE

ista.com Security Report Summary

ista.com received a security score of 65 out of 100 in Guard's comprehensive security analysis, classified as "Moderate Risk". This report covers ista SE's website security posture. ista SE operates in the Energy industry in Germany.

ista SE is a leading energy service provider specializing in solutions that increase energy efficiency in buildings. The company offers digital products and services that help reduce CO2 emissions and make buildings safer and more comfortable. With over 6,300 employees across 20 countries and a customer base exceeding 460,000, ista SE holds a strong market position in the energy sector. Their 2024 sales reached EUR 1,220 million, reflecting a significant footprint in the industry. The website demonstrates a mature digital presence built on TYPO3 CMS, integrating modern technologies such as Google Tag Manager and Usercentrics for consent management. The site is well-optimized for mobile and accessibility, with clear navigation and professional design. Security posture is solid with HTTPS enforced and privacy compliance mechanisms in place, though some security headers are not explicitly detected. The absence of WHOIS registration data is a notable anomaly but does not detract from the overall legitimacy indicated by the corporate content and executive profiles. Strategic recommendations include enhancing security headers, publishing a security.txt file, and providing explicit incident response contacts to further strengthen trust and compliance.

The security scan identified 28 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: JavaScript, Google Tag Manager, Usercentrics Consent Management, jQuery 3.6.0.

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 ista.com Safe? Security Analysis for ista SE

https://ista.com

Check if ista.com is a scam or legitimate. Free security scan and reviews.

EnergyGermanylarge
JavaScriptGoogle Tag ManagerUsercentrics Consent ManagementjQuery 3.6.0
Analyzed 10/26/2025Completed 4:21:08 AM5mo ago
65
Security Score
MEDIUM RISK

10,000+

Domains scanned

500+

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Domainista.com
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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

ista SE is a leading energy service provider specializing in solutions that increase energy efficiency in buildings. The company offers digital products and services that help reduce CO2 emissions and make buildings safer and more comfortable. With over 6,300 employees across 20 countries and a customer base exceeding 460,000, ista SE holds a strong market position in the energy sector. Their 2024 sales reached EUR 1,220 million, reflecting a significant footprint in the industry. The website demonstrates a mature digital presence built on TYPO3 CMS, integrating modern technologies such as Google Tag Manager and Usercentrics for consent management. The site is well-optimized for mobile and accessibility, with clear navigation and professional design. Security posture is solid with HTTPS enforced and privacy compliance mechanisms in place, though some security headers are not explicitly detected. The absence of WHOIS registration data is a notable anomaly but does not detract from the overall legitimacy indicated by the corporate content and executive profiles. Strategic recommendations include enhancing security headers, publishing a security.txt file, and providing explicit incident response contacts to further strengthen trust and compliance.

Detected Technologies

JavaScriptGoogle Tag ManagerUsercentrics Consent ManagementjQuery 3.6.0

11 urgent findings need attention

11 high

  • + 3 more findings in the full report below
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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

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Security Headers

3 findings

70/100

GDPR Compliance

4 findings

35/100

NIS2 Compliance

9 findings

2/100

Email Security

2 findings

87/100

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

ista SE operates in the energy sector with a focus on sustainability and digital transformation of building energy management. Their business model revolves around providing wireless devices, data management, and energy efficiency solutions to residential and commercial properties. The company targets building owners, residents, and commercial property managers seeking climate-friendly and cost-effective energy solutions. ista SE's competitive advantage lies in its extensive global presence, large installed base of over 45 million wireless devices, and strong commitment to sustainability. The company maintains a comprehensive compliance and sustainability framework, which supports its market reputation. Growth indicators include expanding digital services and continuous innovation in energy technologies. Partnerships and affiliate marketing through networks like Adcell support their marketing efforts. Overall, ista SE demonstrates a robust and scalable business operation with a clear strategic focus on energy efficiency and climate protection.

Security Posture Analysis

Comprehensive Security Assessment

The website employs HTTPS with a good SSL configuration, ensuring secure data transmission. Integration of a consent management platform (Usercentrics) indicates attention to privacy compliance and user consent. However, the absence of explicit security headers such as Content-Security-Policy and X-Frame-Options suggests room for improvement in hardening the web application against common attacks. No vulnerabilities or exposed sensitive data were detected in the provided content. The company maintains a vulnerability disclosure page, indicating a proactive security stance, but lacks a published security.txt file and explicit incident response contact details. Overall, the security maturity is moderate to high, with recommendations to enhance header security and incident response transparency to align with best practices and regulatory requirements.

Strategic Recommendations

Priority Actions for Security Improvement

1

Implement and enforce security headers including Content-Security-Policy, X-Frame-Options, and X-Content-Type-Options.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

ista SE

Description:

We are one of the leading energy service providers for increased energy efficiency in buildings. We provide solutions to make buildings climate-friendly, safe and comfortable. We manage data and processes that make properties more climate-friendly, safer and more comfortable. The company employs over 6,300 people across 20 countries and serves more than 460,000 customers worldwide. In 2024, ista Group recorded sales of EUR 1,220 million.

Key Services:
Energy efficiency solutionsWireless devices for buildingsData and process management for climate-friendly buildings
Content Quality:

excellent

Branding:

consistent

Technical Stack

Technologies:
JavaScriptGoogle Tag ManagerUsercentrics Consent ManagementjQuery 3.6.0
Frameworks:
TYPO3 CMS
Performance:

moderate

Mobile:

excellent

Accessibility:

good

SEO:

good

Security Assessment

Security Score:
85/100
Best Practices:
  • HTTPS enforced
  • Consent management platform integrated
  • Tracking and marketing scripts loaded asynchronously

Analytics & Tracking

Services:
Piwik Pro
Tracking Level:moderate
Privacy Compliance:good

Advertising & Marketing

Ad Networks:
Adcell
Tracking Pixels:
AdcellTellja
Marketing Tools:
Usercentrics CMP
Transparency Level:good

Website Quality Assessment

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

Key Observations

1

Website is fully accessible with no blocking or WAF challenges.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

70/100
Score

Weak Strict-Transport-Security configuration

LOW

Current value: "max-age=300"

Missing Content-Security-Policy header

HIGH

Controls resources the browser is allowed to load

Missing Permissions-Policy header

MEDIUM

Controls browser features and APIs

👤GDPR Compliance

Privacy and data protection assessment under GDPR regulations.

GDPR Compliance

Privacy and data protection assessment

35/100
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

Third-party services without privacy policy

HIGH

Detected services: Google Analytics, LinkedIn

GDPR Compliance Analysis

Privacy Policy0% confidence
Cookie Policy0% 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, banking, digital

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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

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:spf.ista.com include:spf.mailjet.com include:spf.noris.net ip4:195.234.133.0/24 ip4:91.213.156.0/24 ip4:195.122.144.82 ip4:217.79.222.101 ip4:62.209.53.0/24 include:_spf.jpberlin.de -all
DNS Lookups:4/10
Policy:-all
DKIM Selectors Found
Selector:selector1(1416-bit rsa)
Selector:selector2(1416-bit rsa)
DMARC Details
Policy:reject
Aggregate Reports:mailauth-reports@ista.com

🏆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 72 days

Partial SSL/TLS Assessment

LOW

Completed 3 of 4 security checks due to time constraints

Protocol Support

TLSv1.2TLSv1.3TLSv1.1

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

70/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

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
23 years(mature)
Expiry Risk
medium(expired)
Protection Level
noneDNSSEC OFF
Suspicious Indicators Detected
  • No domain protection locks enabled

DNS Records

A Records:151.101.2.216, 151.101.194.216, 151.101.130.216, 151.101.66.216
Name Servers:
a.ns14.net
b.ns14.net
c.ns14.net
d.ns14.net
MX Records:
0: ista-com.mail.protection.outlook.com
SOA:Serial: 2025102301, TTL: 86400s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:36ms

SPF Analysis

SPF Record:
v=spf1 include:spf.ista.com include:spf.mailjet.com include:spf.noris.net ip4:195.234.133.0/24 ip4:91.213.156.0/24 ip4:195.122.144.82 ip4:217.79.222.101 ip4:62.209.53.0/24 include:_spf.jpberlin.de -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 ista.com compare?

See how ista.com 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 is built on TYPO3 CMS, a mature and flexible content management system suitable for enterprise use. The technology stack includes modern JavaScript libraries and asynchronous loading of tracking and consent scripts, which supports good performance and user experience. The site is mobile-optimized with responsive design and accessibility considerations. SEO is well addressed through meta tags, alternate hreflang links, and structured navigation. Performance is moderate, with potential for optimization in script loading and caching. No hosting provider details were identified from the content. Overall, the technical infrastructure supports a professional and scalable digital presence with opportunities for further optimization and security enhancements.
Professional PDF & Marketing Data

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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

Domainista.com
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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