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Is coinone.co.kr a Scam? Security Check Results - (주)코인원

coinone.co.kr Security Report Summary

coinone.co.kr received a security score of 61 out of 100 in Guard's comprehensive security analysis, classified as "Moderate Risk". This report covers (주)코인원's website security posture. (주)코인원 operates in the Finance industry in South Korea.

Coinone is a South Korean cryptocurrency exchange established in 2014, offering trading services for Bitcoin, Ripple, EOS, Cosmos, and other digital assets. It positions itself as a leading player in the Korean crypto market, targeting general users interested in fast and easy cryptocurrency transactions. The website is professionally branded but currently inaccessible due to a Cloudflare WAF security challenge, which limits direct content analysis. The technical infrastructure includes Cloudflare protection and Turnstile CAPTCHA for bot mitigation, indicating a focus on security and uptime. However, the lack of visible privacy, cookie, and terms of service policies on the landing page suggests gaps in compliance transparency. Contact information is limited but includes a verified company phone number and physical address, reinforcing business credibility. Overall, the site demonstrates a mature business presence but requires improvements in content accessibility and compliance disclosures.

The security scan identified 25 findings across security headers, SSL/TLS, DNS health, email security, GDPR compliance, and NIS2 compliance analysis modules.

Technologies detected: Cloudflare, Turnstile CAPTCHA.

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 coinone.co.kr Safe? Security Analysis for (주)코인원

https://coinone.co.kr

Check if coinone.co.kr is a scam or legitimate. Free security scan and reviews.

FinanceSouth Korealarge
CloudflareTurnstile CAPTCHA
Analyzed 9/7/2025Completed 2:14:32 PM6mo ago
61
Security Score
MEDIUM RISK

Below Finance avg (78)

10,000+

Domains scanned

500+

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Domaincoinone.co.kr
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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

Coinone is a South Korean cryptocurrency exchange established in 2014, offering trading services for Bitcoin, Ripple, EOS, Cosmos, and other digital assets. It positions itself as a leading player in the Korean crypto market, targeting general users interested in fast and easy cryptocurrency transactions. The website is professionally branded but currently inaccessible due to a Cloudflare WAF security challenge, which limits direct content analysis. The technical infrastructure includes Cloudflare protection and Turnstile CAPTCHA for bot mitigation, indicating a focus on security and uptime. However, the lack of visible privacy, cookie, and terms of service policies on the landing page suggests gaps in compliance transparency. Contact information is limited but includes a verified company phone number and physical address, reinforcing business credibility. Overall, the site demonstrates a mature business presence but requires improvements in content accessibility and compliance disclosures.

Detected Technologies

CloudflareTurnstile CAPTCHA

11 urgent findings need attention

11 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

4 findings

55/100

GDPR Compliance

4 findings

35/100

NIS2 Compliance

7 findings

22/100

Email Security

3 findings

85/100

🧠AI Business Intelligence

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

Business Intelligence

Market & Strategic Analysis

Coinone operates in the finance sector as a cryptocurrency exchange, serving a large user base in South Korea. Its business model revolves around digital asset trading, real-time market data, and user engagement through features like live chat and pro charts. The company benefits from a strong market position as one of Korea's top exchanges, with a domain age consistent with its operational history. The use of privacy protection in WHOIS is justified given the financial nature of the business. The partnership with Gabia for domain registration and Cloudflare for security and hosting indicates a robust operational ecosystem. However, the absence of visible marketing or affiliate programs and minimal analytics suggests a conservative approach to user tracking and advertising.

Extracted Contact Information

Marketing Intelligence Data

Security Posture Analysis

Comprehensive Security Assessment

The website employs Cloudflare's WAF and Turnstile CAPTCHA, providing strong protection against automated attacks and bots. However, the landing page lacks visible security headers such as Content Security Policy (CSP), HTTP Strict Transport Security (HSTS), and X-Frame-Options, which are best practices for web security. No privacy or cookie policies are presented, indicating potential compliance gaps with GDPR and other data protection regulations. The site does not expose sensitive data or vulnerable libraries in the accessible content, but the WAF challenge prevents a full security assessment. Incident response and vulnerability disclosure information are not found, limiting transparency. Overall, the security posture is moderate but could be enhanced by publishing security policies and implementing additional HTTP headers.

Strategic Recommendations

Priority Actions for Security Improvement

1

Publish comprehensive privacy and cookie policies to improve compliance and user trust.

Observations

AI-powered comprehensive website and business analysis.

AI-Enhanced Website Analysis

Cloudflare Detected

Page is a Cloudflare security challenge with Turnstile CAPTCHA and browser verification, blocking direct content access.

Analysis results may be incomplete. For accurate analysis, please contact guard@offseq.com

Business Insights

Company:

(주)코인원

Description:

비트코인, 리플, 이오스, 아톰 등 쉽고 빠른 거래. 신규가입 가능

Key Services:
cryptocurrency tradingreal-time chatpro charts
Content Quality:

basic

Branding:

consistent

Technical Stack

Technologies:
CloudflareTurnstile CAPTCHA
Performance:

moderate

Mobile:

basic

Accessibility:

basic

SEO:

basic

Security Assessment

Security Score:
40/100
Best Practices:
  • Cloudflare WAF protection
  • Turnstile CAPTCHA for bot mitigation

Analytics & Tracking

Tracking Level:minimal
Privacy Compliance:poor

Advertising & Marketing

Transparency Level:poor

Website Quality Assessment

Design Quality:basic
User Experience:poor
Content Relevance:basic
Navigation Clarity:poor
Professionalism:basic
Trustworthiness:moderate

Key Observations

1

Website is currently behind a Cloudflare WAF challenge page, limiting content access.

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🛡️Security Headers

HTTP security headers analysis and recommendations.

Security Headers

HTTP security headers analysis

55/100
Score

Missing Strict-Transport-Security header

HIGH

Forces HTTPS connections

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)

Weak Referrer-Policy configuration

LOW

Current value: "same-origin"

👤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: Cloudflare

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

22/100
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

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📧Email Security

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

Email Security

SPF, DKIM, and DMARC validation

85/100
Score

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 ip4:211.47.160.159/32 include:_spf.google.com include:sendgrid.net include:amazonses.com include:meta-m.co.kr ~all
DNS Lookups:4/10
Policy:~all
DKIM Selectors Found
Selector:google(1416-bit rsa)
Selector:s1(1440-bit rsa)
DMARC Details
Policy:reject
Aggregate Reports:8silutcp@ag.jp.dmarcian.com

🏆SSL/TLS Security

Certificate validity and encryption analysis.

SSL/TLS Security

Certificate validity and encryption analysis

65/100
Score

SSL Certificate Expires Within 90 Days

MEDIUM

SSL certificate expires in 45 days

Weak SSL Key Length

HIGH

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

Mixed Content Detected

MEDIUM

1 resources loaded over insecure HTTP

Partial SSL/TLS Assessment

LOW

Completed 2 of 4 security checks due to time constraints

Certificate Details

Subject:coinone.co.kr
Issuer:WE1
Valid Until:10/23/2025 (45 days)
SANs:coinone.co.kr, *.coinone.co.kr

OCSP Status

OCSP Stapling Disabled

📊DNS Health

DNS configuration and security assessment.

DNS Health

DNS configuration and security assessment

85/100
Score

DNSSEC Not Enabled

MEDIUM

DNSSEC is not configured for this domain

CAA Records Not Configured

LOW

Certificate Authority Authorization (CAA) records not found

DNS Records

A Records:104.17.65.46, 104.17.66.46
AAAA Records:2606:4700::6811:412e, 2606:4700::6811:422e
Name Servers:
elsa.ns.cloudflare.comDNS only
sean.ns.cloudflare.comDNS only
MX Records:
1: aspmx.l.google.com
10: alt3.aspmx.l.google.com
5: alt2.aspmx.l.google.com
20: aspmx3.googlemail.com
10: alt4.aspmx.l.google.com
5: alt1.aspmx.l.google.com
20: aspmx2.googlemail.com
SOA:Serial: 2382180879, TTL: 1800s

DNSSEC Status

DNSSEC Not Enabled

DNS Performance

Resolution Time:70ms

SPF Analysis

SPF Record:
v=spf1 ip4:211.47.160.159/32 include:_spf.google.com include:sendgrid.net include:amazonses.com include:meta-m.co.kr ~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 coinone.co.kr compare?

See how coinone.co.kr 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 hosted behind Cloudflare, leveraging its security and CDN services. The presence of Turnstile CAPTCHA indicates advanced bot mitigation technology. The HTML content is valid but minimal due to the security challenge, limiting performance and SEO evaluation. No CMS or major frameworks are detected in the provided content. The site shows basic mobile optimization and accessibility features but lacks advanced SEO and analytics integrations. Technical debt appears low but modernization opportunities exist in improving content delivery and compliance transparency.
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Marketing Intelligence

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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

Domaincoinone.co.kr
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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