Is dena.com Safe? Security Analysis for 株式会社ディー・エヌ・エー
https://dena.comCheck if dena.com is a scam or legitimate. Free security scan and reviews.
Below Technology avg (72)
10,000+
Domains scanned
500+
Security teams trust us
EveryPay
Secure checkout
Instant
Reports delivered
Get the professional PDF report for dena.com
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
Marketing Intelligence
Contact emails, phone numbers & warm leads
Plan Comparison
| Feature | PDF Report | Marketing+ |
|---|---|---|
| Full security analysis | ||
| Professional PDF export | ||
| Email delivery | ||
| Lifetime access + unlock code | ||
| Contact emails & phones | — | |
| Marketing outreach data | — |
Already purchased?
Order summary
Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.
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
株式会社ディー・エヌ・エー (DeNA) is a large Japanese technology company with an official website presenting corporate information and services primarily targeting Japanese and international users. The website uses language-based redirection to serve localized content. The technical infrastructure leverages Google Frontend and AWS ELB hosting, with DNS managed via AWS nameservers. The site employs multiple domain verification methods for various service providers, indicating a mature digital presence. However, the website lacks visible privacy, cookie, and terms of service policies on the root page, and no contact or form data is present, limiting direct user engagement from this entry point. Security-wise, the SSL certificate is valid but outdated TLS protocols are in use, and critical security headers such as HSTS are missing. A subdomain takeover vulnerability exists on www.dena.com, posing a significant risk. Overall, the site demonstrates moderate technical maturity but requires improvements in security posture and compliance documentation.
Detected Technologies
11 urgent findings need attention
11 high
- + 3 more findings in the full report below
Keep dena.com 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
Cancel anytime. Alerts sent to the contacts you choose. Unlock the full report to view historical timelines and alerts.
Security Headers
8 findings
15/100
GDPR Compliance
4 findings
40/100
NIS2 Compliance
7 findings
25/100
Email Security
2 findings
85/100
🧠AI Business Intelligence
Technology stack, business insights, and market analysis powered by AI.
Business Intelligence
Market & Strategic Analysis
DeNA operates in the technology sector with a strong presence in Japan and international markets. The company appears to focus on technology services and corporate operations, targeting users interested in their offerings and corporate information. The business model is technology-centric, but specific services are not detailed on the root page. The company maintains multiple domain verifications with major service providers, suggesting integration with various platforms and tools. The lack of visible contact information and policies on the root page may indicate these are hosted on subpages. The company’s digital ecosystem includes partnerships with cloud providers like Google and AWS. No subsidiaries or parent company information is evident from the data provided.
Security Posture Analysis
Comprehensive Security Assessment
The current security posture of the website is basic with notable gaps. The SSL certificate is valid but the absence of TLS 1.2 or higher protocols and lack of HSTS implementation reduce the security level. The presence of multiple domain verification TXT records shows some operational security hygiene. However, the detected subdomain takeover vulnerability on www.dena.com is a critical issue that could allow attackers to hijack the subdomain and potentially harm the company’s reputation and user trust. No published security policies, incident response contacts, or vulnerability disclosure programs were found, indicating limited transparency and preparedness in security governance. The website lacks advanced security headers and best practices, which should be addressed to improve resilience against common web threats.
Strategic Recommendations
Priority Actions for Security Improvement
Enable and enforce HSTS with includeSubDomains and preload to protect against protocol downgrade attacks.
Get this report delivered to your inbox
Receive a summary of the dena.com 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
Missing Strict-Transport-Security header
HIGHForces HTTPS connections
Missing X-Frame-Options header
HIGHPrevents clickjacking attacks
Missing X-Content-Type-Options header
MEDIUMPrevents MIME type sniffing
Missing Content-Security-Policy header
HIGHControls resources the browser is allowed to load
Missing X-XSS-Protection header
MEDIUMLegacy XSS protection (deprecated but still recommended)
Missing Referrer-Policy header
LOWControls referrer information sent with requests
Missing Permissions-Policy header
MEDIUMControls browser features and APIs
Sensitive data may be cached
LOWCache-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
No Privacy Policy found
HIGHGDPR requires a clear and accessible privacy policy
No Cookie Policy found
HIGHGDPR requires clear information about cookie usage
No Cookie Consent Banner found
HIGHGDPR requires explicit consent for non-essential cookies
Insufficient contact information
MEDIUMGDPR requires organizations to provide clear contact details
GDPR Compliance Analysis
🛡️NIS2 Compliance
Network & Information Security Directive compliance assessment.
NIS2 Compliance
Network & Information Security Directive
No information security framework found
HIGHNIS2 requires documented cybersecurity and information security measures
No vulnerability disclosure policy
MEDIUMNIS2 encourages coordinated vulnerability disclosure
No security policy documentation found
HIGHNIS2 requires documented cybersecurity governance and risk management
No incident response procedures found
HIGHNIS2 requires documented incident response and business continuity plans
No business continuity planning found
MEDIUMNIS2 emphasizes operational resilience and business continuity
No security contact information
HIGHNIS2 requires clear incident reporting channels
No NIS2 reference found
LOWConsider explicitly mentioning NIS2 compliance efforts
Need this report as a PDF?
Download the complete dena.com 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
Complex SPF record
LOWToo many include statements can cause lookup limits
DMARC not enforcing
MEDIUMDMARC policy is set to "none"
SPF Details
DMARC Details
🏆SSL/TLS Security
Certificate validity and encryption analysis.
SSL/TLS Security
Certificate validity and encryption analysis
SSL Certificate Expires Within 90 Days
MEDIUMSSL certificate expires in 86 days
HSTS Not Enabled
MEDIUMHTTP Strict Transport Security (HSTS) is not configured
Certificate Details
📊DNS Health
DNS configuration and security assessment.
DNS Health
DNS configuration and security assessment
DNSSEC Not Enabled
MEDIUMDNSSEC is not configured for this domain
CAA Records Not Configured
LOWCertificate Authority Authorization (CAA) records not found
Potential Subdomain Takeover
HIGHSubdomain www.dena.com points to unregistered service dena-corporate-prd-web-850633751.ap-northeast-1.elb.amazonaws.com
DNS Records
DNSSEC Status
⚡Network Security
Port scanning and network exposure analysis.
Network Security
Port scanning and network exposure analysis
Good Network Security Posture
LOWNo unnecessary services detected on common risky ports
How does dena.com compare?
See how dena.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
Download the dena.com 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
Marketing Intelligence
Contact emails, phone numbers & warm leads
Plan Comparison
| Feature | PDF Report | Marketing+ |
|---|---|---|
| Full security analysis | ||
| Professional PDF export | ||
| Email delivery | ||
| Lifetime access + unlock code | ||
| Contact emails & phones | — | |
| Marketing outreach data | — |
Already purchased?
Order summary
Digital reports are delivered immediately after payment. By continuing you acknowledge the withdrawal waiver described in our Returns & Refunds policy.
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
Scan your own website
Liked the dena.com 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.
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.
What others say about dena.com
Share your experience to help others make informed decisions. We verify every review by email and publish it once our moderation team approves it.
Community rating
—out of 5
0 reviews published