51.com

Scanned URL: https://51.com

📅 Scan completed: April 12, 2026 at 1:25 AM

37
/ 100
F
Poor
Overall Domain Score
SEO 46 · LLM 18 · Perf 45
46

🔍 SEO Score

6 / 13 checks passed

18

🤖 LLM Readiness

2 / 11 checks passed

45

⚡ Performance

5 / 11 checks passed

📝 Extracted Page Tags
Title Tag
五一网|51游戏_好玩的游戏社区化平台_51游戏官网|51页游|空间尽在51.com
Meta Description
玩游戏,上51.COM。51游戏平台是国内知名的专业游戏社区化平台,在这里玩家们可以尽情体验畅玩游戏、讨论游戏、共创游戏的快乐。创立20多年来,51游戏已集游戏研发、游戏运营为一体,不断为玩家提供高品质、好玩的游戏产品,为玩家提供真诚的服务。
H1 Heading
None found
Canonical URL
None found
🔍 SEO Audit
46/100
✅ Title Tag
Length: 42 chars (Ideal: 30-60).
✅ Meta Description
Length: 121 chars (Ideal: 50-160).
❌ H1 Tag
Found 0 H1 tags. Exactly 1 is recommended.
❌ Canonical URL
Missing canonical tag.
✅ Open Graph Tags
Found 5 OG properties (4+ recommended).
✅ Indexability
Page allows indexing.
❌ Mobile Viewport
Missing viewport tag.
❌ Image Alt Text
58 of 68 images missing alt.
❌ Sitemap
No sitemap found in robots.txt.
❌ Heading Hierarchy
Missing H1 or H2 tags.
✅ Internal Links
Found 230 internal links.
❌ HSTS Security
Missing HSTS header.
✅ HTTPS
Loads securely over HTTPS.
🤖 LLMO
18/100
❌ Structured Data (JSON-LD)
No JSON-LD found.
❌ Schema Entities
No schema entities.
❌ FAQ Schema
Missing FAQ schema.
✅ Contextual Summary
Description provides good AI context.
❌ E-E-A-T (Author)
No author meta or schema.
❌ Organisation Schema
Missing Organization schema.
❌ Breadcrumb Schema
Missing BreadcrumbList.
✅ AI Crawler Access
AI agents not blocked.
❌ Language Declaration
Missing <html> lang attribute.
❌ Semantic Structure
No semantic HTML5 wrappers.
❌ Entity Verification Links
No entity validation links.
Performance
45/100
Network Waterfall (Total: 5756ms)
  • DNS: 509ms
  • Connect: 731ms
  • TTFB: 2038ms
  • Download: 3718ms
❌ Time to First Byte (TTFB)
TTFB: 2038ms (Target: < 600ms).
✅ HTML Payload Size
Raw HTML: 18.7KB (Target: < 150KB).
✅ Text Compression
Compression enabled (gzip).
❌ Cache Policies
Missing Cache-Control headers.
❌ CDN Usage
No CDN headers found.
✅ Secure Delivery (HTTPS)
Served securely.
❌ Modern Protocol
Using HTTP/1.1.
❌ Native Lazy Loading
No lazy loading detected.
✅ Minified Assets
Minified .js/.css referenced.
❌ Preload / Preconnect Hints
Missing preload/preconnect hints.
✅ Character Set
UTF-8 declared.
🛡️ Security & Blacklist
Clean
✅ Domain is clean.
✅ Spamhaus DBLVerify ↗
Lookup inconclusive — use the Verify link to check manually.
✅ SURBLVerify ↗
Not listed — no threats detected.
✅ URIBLVerify ↗
Lookup inconclusive — use the Verify link to check manually.
✅ Google Safe BrowsingVerify ↗
No unsafe content found per Google Safe Browsing.
⚙️ Technologies
E-Commerce
Magento
JavaScript
jQuery
📋 WHOIS
Registrar
Xin Net Technology Corporation
Registered
1998-07-10
Expires
2028-07-09
Last Updated
2024-06-05
Status
client delete prohibited, client transfer prohibited
Name Servers
ns3.dnsv4.com, ns4.dnsv4.com
🔗 DNS Records
TypeValue
A119.167.249.58
A122.188.44.51
A59.83.212.226
A122.188.44.139
A14.204.50.238
A122.188.45.182
A221.204.15.60
A119.167.249.90
A122.188.45.51
TXTx3ckzxnfgjzmm53d068h6tpk8rjbwqwn
NSns4.dnsv4.com
NSns3.dnsv4.com

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