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Is zkcloud.com a Scam? Security Check Results - ZkCloud Reviews

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Is zkcloud.com Safe? Security Analysis for ZkCloud

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

TechnologyFinlandsmall
Next.jsReactCloudflare DNSGoogle Tag ManagerCookiebot+1 more
Analyzed 9/5/2025Completed 7:09:03 PM
63
Security Score
MEDIUM RISK

AI Summary

ZkCloud is a Finnish technology company specializing in decentralized zero-knowledge proof cloud computing services. They provide fast, cost-effective, and scalable infrastructure for blockchain scalability and privacy, targeting developers and businesses requiring universal proving infrastructure for zero-knowledge proofs. The company positions itself as a niche provider in the blockchain and cryptography technology sector with a focus on decentralized cloud solutions. Technically, the website is built on modern frameworks such as Next.js and React, hosted likely via Cloudflare, and integrates analytics and cookie consent tools like Google Tag Manager, TikTok Analytics, and Cookiebot. The site is well-structured, mobile-optimized, and uses HTTPS with domain locking status codes, though DNSSEC is not enabled. Security posture is good but could be improved with explicit security policies and vulnerability disclosures. Privacy compliance is basic, with a cookie consent mechanism but no dedicated privacy policy page found. Overall, the website is professional and trustworthy, with clear contact information and consistent domain registration data. Strategic recommendations include enabling DNSSEC, publishing privacy and security policies, and adding vulnerability disclosure mechanisms to enhance trust and compliance.

Detected Technologies

Next.jsReactCloudflare DNSGoogle Tag ManagerCookiebotTikTok Analytics

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

ZkCloud operates in the technology sector, focusing on blockchain scalability and privacy through zero-knowledge proof infrastructure. Their business model is service-oriented, providing decentralized cloud computing resources on demand. The company targets developers and enterprises in blockchain and cryptography fields, leveraging partnerships and community channels such as Telegram, Discord, and Twitter. The domain age and registrant information support a credible and established presence since 2011. The company emphasizes transparency with contact details and uses industry-standard cookie consent tools. Growth indicators include active user statistics and partner mentions on the site. The ecosystem and documentation links suggest an engaged developer community and ongoing product development.

Extracted Contact Information

Marketing Intelligence Data

Email Addresses (1)

a*****@gevulot.com

Security Posture Analysis

Comprehensive Security Assessment

The website demonstrates a mature security posture with HTTPS enforced and domain status codes preventing unauthorized changes. However, DNSSEC is not enabled, which is a recommended best practice for domain security. No explicit security policy or incident response contact is published, which limits transparency in handling security incidents. The site uses cookie consent management compliant with GDPR principles but lacks a dedicated privacy policy page. No vulnerability disclosure or security.txt file is found, which could improve security culture and incident response readiness. Overall, the security posture is good but can be enhanced by addressing these gaps to meet higher compliance and trust standards.

Strategic Recommendations

Priority Actions for Security Improvement

1

Enable DNSSEC to strengthen domain name system security.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Business Insights

Company:

ZkCloud

Description:

ZkCloud offers fast, cheap, and decentralized zero-knowledge proof solutions for blockchain scalability and privacy. They empower developers and businesses with the first universal proving infrastructure for zero-knowledge proofs.

Key Services:
Decentralized zero-knowledge proof solutionsUniversal proving infrastructureOn-demand compute for any prover and proof system
Content Quality:

good

Branding:

consistent

Technical Stack

Technologies:
Next.jsReactCloudflare DNSGoogle Tag ManagerCookiebotTikTok Analytics
Frameworks:
Next.js
Platforms:
Cloudflare
Performance:

moderate

Mobile:

good

Accessibility:

good

SEO:

good

Security Assessment

Security Score:
75/100
Best Practices:
  • HTTPS enforced
  • Domain locked with multiple EPP status codes
  • Cookie consent implemented

Analytics & Tracking

Services:
Google Analytics (via GTM)TikTok Analytics
Tracking Level:moderate
Privacy Compliance:basic

Advertising & Marketing

Tracking Pixels:
TikTok Analytics
Marketing Tools:
Cookiebot
Transparency Level:basic

Website Quality Assessment

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

Key Observations

1

Website uses modern web technologies and frameworks

🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

20/100
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

👤GDPR Compliance

Privacy and data protection assessment under GDPR regulations.

GDPR Compliance

Privacy and data protection assessment

83/100
Score

No Data Protection Officer mentioned

LOW

Large organizations may need to designate a DPO under GDPR

Privacy policy may not be GDPR compliant

MEDIUM

Privacy policy lacks explicit GDPR compliance elements

GDPR Compliance Analysis

Privacy Policy85% confidence
Cookie Policy85% 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: energy, transport, banking, digital

📧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:_spf.google.com -all
DNS Lookups:1/10
Policy:-all

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

75/100
Score

SSL Certificate Expires Within 90 Days

MEDIUM

SSL certificate expires in 31 days

Weak SSL Key Length

HIGH

SSL certificate uses 256-bit key, which is considered weak

Partial SSL/TLS Assessment

LOW

Completed 2 of 4 security checks due to time constraints

Certificate Details

Subject:zkcloud.com
Issuer:WE1
Valid Until:10/7/2025 (31 days)
SANs:zkcloud.com, *.zkcloud.com, *.mainnet.zkcloud.com +1 more

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
14 years(mature)
Expiry Risk
low(314 days)
Protection Level
strongDNSSEC OFF

DNS Records

A Records:104.26.3.204, 104.26.2.204, 172.67.72.160
AAAA Records:2606:4700:20::681a:3cc, 2606:4700:20::ac43:48a0, 2606:4700:20::681a:2cc
Name Servers:
evelyn.ns.cloudflare.com
vin.ns.cloudflare.com
MX Records:
1: aspmx.l.google.com
10: alt3.aspmx.l.google.com
10: alt4.aspmx.l.google.com
5: alt1.aspmx.l.google.com
5: alt2.aspmx.l.google.com
SOA:Serial: 2382463186, TTL: 1800s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:50ms

SPF Analysis

SPF Record:
v=spf1 include:_spf.google.com -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

🔧Technical Analysis

Detailed technical findings and analysis from AI assessment.

Technical Analysis

Comprehensive security assessment findings

Additional Findings

The website is built using modern web technologies including Next.js and React, indicating a contemporary and maintainable codebase. Hosting and DNS services are provided by Cloudflare, offering performance and security benefits. The site integrates third-party analytics and marketing tools such as Google Tag Manager and TikTok Analytics, managed through Cookiebot for consent compliance. Performance is moderate with good mobile optimization and accessibility features. SEO is supported by proper meta tags and structured data in JSON-LD format. The absence of a CMS suggests a custom or framework-based solution. Technical risks include the lack of DNSSEC and missing explicit security and privacy documentation, which could impact compliance and trust. Overall, the technical infrastructure is solid with room for improvement in security and privacy documentation.
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