yakjk.com
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Hosting Provider
IP Address
211.149.200.189
Site Location
🇨🇳 Chinavia ip
Server Location
🇨🇳 Haidian, China
ASN
AS38283
Organization
Chengdu west dimension digital technology Co., LTD
Server
wits/1.17
Nameservers
Performance
Core Web Vitals
Weight
Architecture Stack
SEO Analysis
贵州源安康杏林学校-源安康中医培训
贵州源安康杏林学校坐落于避暑之都——爽爽的贵阳,是一家集中医职业技能培训、中医诊疗服务,教育信息咨询、中医养生保健服务、美容服务、健康产品生产销售、中医养生理疗实体门面运营、会议服务、生物科技领域内的技术研发、技术咨询、技术转让;企业管理咨询服务、医疗器械等服务的大型综合性服务公司。
Recommended: 50-60 chars (~105px / 580px)
Recommended: 120-160 chars
Issues (1)
- • Missing viewport meta tag — page may not be mobile-friendly (Google uses mobile-first indexing)
14 issues found
Upgrade to view detailsCrawlability
Type: standard
41 URLs
Local SEO
Local Search Readiness
This site doesn't appear to be a local business. Local SEO signals are optional for non-local websites.
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AI & LLM Readiness
AI Bot Access
14/14 accessibleMachine Readability
Structured Data
No SchemaCitation Readiness
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Accessibility
WCAG 2.1 Compliance
- •Accessibility recommendation preview...
Carbon Footprint
SWDM v4 · Eco-Score
- •Carbon footprint recommendation preview...
Security Score
HTTPS
No WAF
29d
Certificate Details
Type
Domain Validated (DV)
Certificate Authority
DigiCert Inc
Key Algorithm
RSA (2048 bit)
Signature
SHA-256 with RSA
TLS Version
TLSv1.3
HTTP Protocol
HTTP/2
Valid From
03.06.2025
Valid Until
02.06.2026
OCSP Stapling
Enabled
Subject Alternative Names (2)
SHA-256 Fingerprint
C7:37:20:AF:D5:D7:EC:6B:A1:80:3E:4A:7E:C0:4C:0F:1E:95:42:CB...
Top Recommendations
Security recommendation preview
HTTP Headers
Developer Console
Email Infrastructure
Custom Mail Server
Score
0
Domain Information
yakjk.com
Created
05.04.2017
Expires
05.04.2027
Last Updated
23.02.2023
Registrar
Chengdu West Dimension Digital Technology Co., Ltd.
Mobile Compatibility
Viewport & Responsive Test
- •Mobile compatibility recommendation preview...
Typography & Readability
Arial
12px · LH 2.50
2x ratio
2.14:1 min contrast
System fonts
Heading Font
Arial
Body Font
Arial
Contrast Ratio
2.14:1
37 issuesReading Comfort
~105 CPL
Too wide❌ Critical: 12px body text is too small. Minimum 14px, recommend 16px+.
⚠️ Wide line spacing (2.50). 1.4–1.6 is optimal for body text.
❌ Very long lines: ~105 chars/line causes eye strain. Add max-width constraint.
⚠️ Partial contrast: 37 elements below WCAG AA threshold (min 2.1:1).
✅ Strong hierarchy: Headlines are 2.0x larger than body text.
✅ System fonts: Zero font loading delay — best possible LCP impact.
Color Palette
10 unique colorsBusiness & Marketing Stack
1 Tools Detected
1
Categories
1
Total Tools
0
Enterprise
0
Mid-Market
Assessment: Growing marketing technology adoption
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Scripts & Styles
5 Resources
Top Script Sources
Website Identity
yakjk.com
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Historical Analysis & Change Tracking