high-eleven.com
ハイスクールイレブンー基本無料のPCやスマホで遊べるオンライン高校サッカー育成シミュレーションゲームー
Last scanned Jul 26, 2026, 1:19 PM
Overall score
Fair
Summary
高校サッカーシミュレーションゲーム、ハイスクールイレブンの公式サイトです。. This website uses Nginx hosted on SAKURA-A - SAKURA Internet Inc., JP. SEO is fair (70/100) and accessibility is fair (50/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
高校サッカーシミュレーションゲーム、ハイスクールイレブンの公式サイトです。
- Japan
- Hosted on SAKURA-A - SAKURA Internet Inc., JP
Top issues to fix
8 issues found · 3 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Over half of images are missing alt text
AccessibilityAdd alt attributes to images — screen readers depend on them, and they help image SEO.
1 cookie without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+2 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
159 ms
Security
HTTPS & header checks
Accessibility
3 issue(s) found
Organization
Company details published in this site's own structured data.
高校サッカーシミュレーションゲーム、ハイスクールイレブンの公式サイトです。
Contact
Email, phone, and address published on this site's own pages.
Source: https://high-eleven.com/help
Meta tags
- Title
- ハイスクールイレブンー基本無料のPCやスマホで遊べるオンライン高校サッカー育成シミュレーションゲームー
- Description
- 高校サッカーシミュレーションゲーム、ハイスクールイレブンの公式サイトです。
- Canonical
- https://high-eleven.com/
- Language
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1, shrink-to-fit=no
- Robots meta
- nofollow
- Manifest
- https://high-eleven.com/code/push_manifest.json
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- SAKURA-A - SAKURA Internet Inc., JP
- CDN provider
- —
- IP address
- 153.126.203.132
- ASN
- AS7684 (SAKURA-A - SAKURA Internet Inc., JP)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX |
|
| TXT | — |
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- Let's Encrypt
- Subject
- high-eleven.com
- Valid from
- Jun 8, 2026
- Valid to
- Sep 6, 2026
- Days until expiry
- 39
- SAN domains
- high-eleven.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 0 · H2 0 · H3 2
Links
11 internal · 0 external · 0 broken
Images
5 total · 5 missing alt
Scripts / Styles
13 scripts · 7 stylesheets
JS / CSS size
127 KB · 207 KB
Page size
9.7 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- 1
SEO issues
- Title longer than 60 characters
- No H1 heading found
- No structured data (JSON-LD) found
- robots.txt not found
Accessibility issues
- Over half of images are missing alt text
- No H1 heading found
- Missing <html lang> attribute
Scan details
- Requested URL
- https://high-eleven.com
- Final URL
- https://high-eleven.com
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 159 ms
- HTML size
- 9.7 KB
- Redirect chain
- https://high-eleven.com
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does high-eleven.com use?
- high-eleven.com is built with PHP, Bootstrap, jQuery, Google Analytics, Meta Pixel, Nginx.
- Is high-eleven.com secure (HTTPS)?
- Yes. high-eleven.com uses TLS 1.2 with a certificate issued by Let's Encrypt, valid until Sep 6, 2026.
- Who hosts high-eleven.com?
- high-eleven.com is hosted on SAKURA-A - SAKURA Internet Inc., JP.
- What is high-eleven.com's SEO score?
- high-eleven.com scored 70/100 for SEO in the latest analysis (fair).
- What is high-eleven.com's overall website score?
- high-eleven.com has an overall SiteGraph score of 79/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card