SEO Report: ctee.kr
Generated 30-aprel, 2026 · 46 findings · 3.3s
Institutional websites prioritize accessibility, security, and proper indexing — citizens and stakeholders need easy access to relevant information.
Score Breakdown
Average General score: 50
Score Projection
Estimated improvement based on the findings in this report
Ready to improve your SEO?
Start a free trial and see how your score can improve.
Module Breakdown
All Findings (43)
Critical (3)
- highheaders
Missing strict-transport-security
HSTS header is missing. The site may be vulnerable to downgrade attacks.
Add Strict-Transport-Security header with max-age of at least 31536000
- highmeta
Missing meta description
No meta description tag found
Add a meta description (120-160 characters)
- highcontent
No H1 tag found
The page has no H1 heading
Add exactly one H1 tag with the primary keyword
Medium (23)
- mediumcookies
2 cookies missing Secure flag
Cookies without Secure flag can be sent over unencrypted HTTP connections
Add the Secure attribute to all cookies to prevent transmission over HTTP
- mediumdns
No DKIM record found
None of the common DKIM selectors returned a valid key. Email authentication may be incomplete.
Configure DKIM signing with your email provider and publish the public key in DNS
- mediumheaders
Missing content-security-policy
CSP header is missing. The site may be vulnerable to XSS attacks.
Add a Content-Security-Policy header to restrict resource loading
- mediumheaders
Missing x-content-type-options
X-Content-Type-Options is missing. MIME-sniffing attacks are possible.
Add X-Content-Type-Options: nosniff header
- mediumheaders
Missing x-frame-options
X-Frame-Options is missing. The site may be vulnerable to clickjacking.
Add X-Frame-Options: DENY or SAMEORIGIN header
- mediummeta
Title too short
Title is 2 characters (recommended: 50-60)
Write a more descriptive title (50-60 characters)
- mediummeta
Missing canonical URL
No canonical link tag found
Add a canonical URL to prevent duplicate content issues
- mediumstructured data
No structured data found
No JSON-LD schemas detected on the page
Add structured data (Organization, WebSite, BreadcrumbList) for rich search results
- mediumsitemap
Sitemap not updated in over a year
Newest lastmod is 2023-11-01T08:26:56+00:00 (910 days ago)
Update sitemap lastmod dates when content changes
- mediumsitemap
Sitemap contains foreign URLs
1 URLs belong to other domains
Only include URLs from your own domain in the sitemap
- mediumcontent
Thin content
Page has only 0 words (recommended: 300+)
Add more meaningful content — aim for at least 300 words on key pages
- mediumcontent
Very low text-to-HTML ratio
Text/HTML ratio is 0% (recommended: >5%)
Increase meaningful text content relative to HTML markup
- mediumcontent
No internal links
No internal links found on the page
Add internal links to help search engines discover and understand your site structure
- mediumaccessibility
Missing main landmark
No <main> element or role="main" found
Wrap primary content in a <main> element for screen reader navigation
- mediumaccessibility
No skip navigation link
No skip-to-content link at the top of the page
Add a visually hidden skip link as the first focusable element
- mediumaccessibility
No headings found
Page has no heading elements (H1-H6)
Add headings to structure content for screen readers and SEO
- mediumrate limits
No rate limiting detected
10 rapid requests all succeeded without any rate-limit headers or 429 responses. The site may be vulnerable to abuse.
Implement rate limiting (e.g., 429 Too Many Requests) to protect against brute-force attacks
- mediumlayout scan
No landmark elements
No semantic landmarks found (nav, main, header, footer)
Use semantic HTML5 landmarks for better accessibility and SEO
- mediumsocial checker
Missing Twitter Card
No twitter:card meta tag — Twitter/X will use default preview
Add twitter:card meta tag (e.g., "summary_large_image")
- mediumbrand checker
No Organization schema
No Organization JSON-LD found
Add Organization structured data with name, logo, and contact information
- mediumbrand checker
Missing favicon
No favicon link tag found
Add a favicon for brand recognition in browser tabs and bookmarks
- mediumindexing checker
Missing canonical URL
No canonical link tag found — search engines may index duplicate versions
Add a self-referencing canonical URL to prevent duplicate content issues
- mediumlog analyzer
Server version exposed
Server header reveals version: nginx/1.18.0 (Ubuntu)
Remove version numbers from the Server header to reduce attack surface
Low (17)
- lowcookies
1 cookie missing HttpOnly flag
Cookies without HttpOnly can be accessed by JavaScript, increasing XSS risk
Add HttpOnly to session and authentication cookies
- lowdns
No IPv6 (AAAA) records
The domain has no AAAA records for IPv6 connectivity
Add AAAA DNS records for IPv6 support
- lowheaders
Missing referrer-policy
Referrer-Policy is not set. Full URLs may leak to third parties.
Add Referrer-Policy: strict-origin-when-cross-origin
- lowheaders
Missing permissions-policy
Permissions-Policy is missing.
Add Permissions-Policy to restrict browser feature access
- lowheaders
Server header exposes software
Server: nginx/1.18.0 (Ubuntu)
Remove or obfuscate the Server header to reduce information leakage
- lowmeta
Missing Twitter Card
No twitter:card meta tag
Add twitter:card meta tag for Twitter sharing
- lowmeta
Missing favicon
No favicon link tag found
Add a favicon for better browser tab recognition
- lowmeta
Missing og:url
Open Graph URL is not set
Add og:url meta tag matching the canonical URL
- lowsitemap
Inconsistent trailing slashes
Some sitemap URLs end with / and some don't
Be consistent with trailing slashes in URLs
- lowtechnology
Many external CSS files
12 external stylesheets loaded
Consider bundling CSS files to reduce HTTP requests
- lowaccessibility
Missing navigation landmark
No <nav> element or role="navigation" found
Wrap navigation links in a <nav> element
- lowrate limits
No WAF detected
No Web Application Firewall (Cloudflare, AWS, Akamai, Vercel, Sucuri, Fastly) was detected in response headers.
Consider using a WAF to protect against common web attacks (XSS, SQL injection, DDoS)
- lowrate limits
No bot protection detected
No CAPTCHA, challenge page, or bot detection was triggered during rapid requests.
Consider implementing bot protection (e.g., Cloudflare Turnstile, hCaptcha) for sensitive endpoints
- lowsocial checker
No social profile links
No links to social media profiles found on the homepage
Add links to your social media profiles for better brand visibility and authority signals
- lowbrand checker
No WebSite schema
No WebSite JSON-LD found
Add WebSite structured data for sitelinks search box in Google
- lowbrand checker
No web app manifest
No manifest.json linked — PWA features unavailable
Add a web app manifest for installability and brand customization
- lowbrand checker
Missing og:site_name
Open Graph site name is not set
Add og:site_name meta tag for consistent social sharing
AI Fix Prompt
Copy this prompt into ChatGPT or Claude to get step-by-step fix instructions
Fix all SEO issues found in the audit of ctee.kr.
Prioritize high-severity issues first, then medium. For each fix, make the actual code change — don't just describe what to do.
```json
{
"domain": "ctee.kr",
"scores": {
"overall": 74,
"performance": 0,
"seo": 70,
"accessibility": 73,
"bestPractices": 92,
"security": 71
},
"findings": [
{
"module": "cookies",
"severity": "medium",
"title": "2 cookies missing Secure flag",
"description": "Cookies without Secure flag can be sent over unencrypted HTTP connections",
"recommendation": "Add the Secure attribute to all cookies to prevent transmission over HTTP"
},
{
"module": "dns",
"severity": "medium",
"title": "No DKIM record found",
"description": "None of the common DKIM selectors returned a valid key. Email authentication may be incomplete.",
"recommendation": "Configure DKIM signing with your email provider and publish the public key in DNS"
},
{
"module": "headers",
"severity": "high",
"title": "Missing strict-transport-security",
"description": "HSTS header is missing. The site may be vulnerable to downgrade attacks.",
"recommendation": "Add Strict-Transport-Security header with max-age of at least 31536000"
},
{
"module": "headers",
"severity": "medium",
"title": "Missing content-security-policy",
"description": "CSP header is missing. The site may be vulnerable to XSS attacks.",
"recommendation": "Add a Content-Security-Policy header to restrict resource loading"
},
{
"module": "headers",
"severity": "medium",
"title": "Missing x-content-type-options",
"description": "X-Content-Type-Options is missing. MIME-sniffing attacks are possible.",
"recommendation": "Add X-Content-Type-Options: nosniff header"
},
{
"module": "headers",
"severity": "medium",
"title": "Missing x-frame-options",
"description": "X-Frame-Options is missing. The site may be vulnerable to clickjacking.",
"recommendation": "Add X-Frame-Options: DENY or SAMEORIGIN header"
},
{
"module": "meta",
"severity": "medium",
"title": "Title too short",
"description": "Title is 2 characters (recommended: 50-60)",
"recommendation": "Write a more descriptive title (50-60 characters)"
},
{
"module": "meta",
"severity": "high",
"title": "Missing meta description",
"description": "No meta description tag found",
"recommendation": "Add a meta description (120-160 characters)"
},
{
"module": "meta",
"severity": "medium",
"title": "Missing canonical URL",
"description": "No canonical link tag found",
"recommendation": "Add a canonical URL to prevent duplicate content issues"
},
{
"module": "structured-data",
"severity": "medium",
"title": "No structured data found",
"description": "No JSON-LD schemas detected on the page",
"recommendation": "Add structured data (Organization, WebSite, BreadcrumbList) for rich search results"
},
{
"module": "sitemap",
"severity": "medium",
"title": "Sitemap not updated in over a year",
"description": "Newest lastmod is 2023-11-01T08:26:56+00:00 (910 days ago)",
"recommendation": "Update sitemap lastmod dates when content changes"
},
{
"module": "sitemap",
"severity": "medium",
"title": "Sitemap contains foreign URLs",
"description": "1 URLs belong to other domains",
"recommendation": "Only include URLs from your own domain in the sitemap"
},
{
"module": "content",
"severity": "high",
"title": "No H1 tag found",
"description": "The page has no H1 heading",
"recommendation": "Add exactly one H1 tag with the primary keyword"
},
{
"module": "content",
"severity": "medium",
"title": "Thin content",
"description": "Page has only 0 words (recommended: 300+)",
"recommendation": "Add more meaningful content — aim for at least 300 words on key pages"
},
{
"module": "content",
"severity": "medium",
"title": "Very low text-to-HTML ratio",
"description": "Text/HTML ratio is 0% (recommended: >5%)",
"recommendation": "Increase meaningful text content relative to HTML markup"
},
{
"module": "content",
"severity": "medium",
"title": "No internal links",
"description": "No internal links found on the page",
"recommendation": "Add internal links to help search engines discover and understand your site structure"
},
{
"module": "accessibility",
"severity": "medium",
"title": "Missing main landmark",
"description": "No <main> element or role=\"main\" found",
"recommendation": "Wrap primary content in a <main> element for screen reader navigation"
},
{
"module": "accessibility",
"severity": "medium",
"title": "No skip navigation link",
"description": "No skip-to-content link at the top of the page",
"recommendation": "Add a visually hidden skip link as the first focusable element"
},
{
"module": "accessibility",
"severity": "medium",
"title": "No headings found",
"description": "Page has no heading elements (H1-H6)",
"recommendation": "Add headings to structure content for screen readers and SEO"
},
{
"module": "rate-limits",
"severity": "medium",
"title": "No rate limiting detected",
"description": "10 rapid requests all succeeded without any rate-limit headers or 429 responses. The site may be vulnerable to abuse.",
"recommendation": "Implement rate limiting (e.g., 429 Too Many Requests) to protect against brute-force attacks"
},
{
"module": "layout-scan",
"severity": "medium",
"title": "No landmark elements",
"description": "No semantic landmarks found (nav, main, header, footer)",
"recommendation": "Use semantic HTML5 landmarks for better accessibility and SEO"
},
{
"module": "social-checker",
"severity": "medium",
"title": "Missing Twitter Card",
"description": "No twitter:card meta tag — Twitter/X will use default preview",
"recommendation": "Add twitter:card meta tag (e.g., \"summary_large_image\")"
},
{
"module": "brand-checker",
"severity": "medium",
"title": "No Organization schema",
"description": "No Organization JSON-LD found",
"recommendation": "Add Organization structured data with name, logo, and contact information"
},
{
"module": "brand-checker",
"severity": "medium",
"title": "Missing favicon",
"description": "No favicon link tag found",
"recommendation": "Add a favicon for brand recognition in browser tabs and bookmarks"
},
{
"module": "indexing-checker",
"severity": "medium",
"title": "Missing canonical URL",
"description": "No canonical link tag found — search engines may index duplicate versions",
"recommendation": "Add a self-referencing canonical URL to prevent duplicate content issues"
},
{
"module": "log-analyzer",
"severity": "medium",
"title": "Server version exposed",
"description": "Server header reveals version: nginx/1.18.0 (Ubuntu)",
"recommendation": "Remove version numbers from the Server header to reduce attack surface"
}
]
}
```Recommendations for your industry
- 1Ensure WCAG 2.1 AA compliance
- 2Implement all recommended security headers
- 3Ensure sitemap covers all important pages
- 4Optimize page load time to under 2 seconds
- 5Ensure responsive design on all pages
SEO Checklist for General
Tips for Mixed websites
- →Define clear landing pages for each segment
- →Use different meta strategies per page group
- →Segment sitemap by content type