worlddownsyndromeday.org
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Hosting Provider
ionos.comIP Address
217.160.0.164
Site Location
🇩🇪 Germanyvia ip
Server Location
🇩🇪 Essen, Germany
ASN
AS8560
Organization
Ionos Inf
Server
Apache
Nameservers
Performance
Core Web Vitals
Weight
Image Optimization
Architecture Stack
Technology Stack
19 Technologies Detected
Plugins
8CSS Frameworks
2Analytics
2Frameworks
1UI Components
1Icon Libraries
1Fonts
1Tag Managers
1Web Servers
1Languages
1SEO Analysis
Home - World Down Syndrome Day
The World Down Syndrome Day Conference was held on Monday 23 March at the United Nations in New York. You can watch a recording of the event on the event site.
Recommended: 50-60 chars (~195px / 580px)
Recommended: 120-160 chars
Issues (3)
- • Very thin content (6 words). Search engines need substantial content for ranking.
- • Missing H1 tag — every page should have exactly one H1
- • Most images missing alt text (14/18) — critical for accessibility and SEO
8 issues found
Upgrade to view detailsCrawlability
Type: index
3 URLs
3 sub-sitemaps
4 rules
Sitemap reference found
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
6 JSON-LDCitation 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
42d
Certificate Details
Type
Domain Validated (DV)
Certificate Authority
Sectigo Limited
Key Algorithm
RSA (2048 bit)
Signature
SHA-384 with RSA
TLS Version
TLSv1.3
HTTP Protocol
HTTP/2
Valid From
08.06.2025
Valid Until
22.06.2026
OCSP Stapling
Enabled
Subject Alternative Names (2)
SHA-256 Fingerprint
B9:4D:EF:9D:68:A9:96:8C:3C:DE:D5:4B:4A:5A:BB:E7:EF:E0:59:3E...
Top Recommendations
Security recommendation preview
HTTP Headers
Developer Console
Email Infrastructure
Microsoft 365
Score
98
DMARC Policy
Quarantine (Moderate)
MX Records (1)
Domain Information
worlddownsyndromeday.org
Created
27.09.2005
Expires
27.09.2026
Last Updated
11.11.2025
Registrar
IONOS SE
Privacy & Compliance
Complianz
GDPR Indicators
Mobile Compatibility
Viewport & Responsive Test
width=device-width, initial-scale=1- •Mobile compatibility recommendation preview...
Typography & Readability
Helvetica
20px · LH 1.20
1.19:1 min contrast
2 fonts · 3 req
Heading Font
Helvetica
Body Font
Helvetica
Contrast Ratio
1.19:1
5 issuesReading Comfort
~37 CPL
Narrow lines✅ Excellent readability: 20px body text is ideal for all devices.
⚠️ Tight line spacing (1.20). Increase to 1.4–1.6 for better readability.
⚠️ Partial contrast: 5 elements below WCAG AA threshold (min 1.2:1).
❌ Missing H1: Every page should have exactly one H1 element for SEO and accessibility.
✅ Lean font stack: 2 font families keeps load times fast.
✅ Smart font loading: font-display: swap prevents invisible text during load (FOIT).
Color Palette
10 unique colorsBusiness & Marketing Stack
4 Tools Detected
3
Categories
4
Total Tools
0
Enterprise
1
Mid-Market
Assessment: Sophisticated marketing and sales technology infrastructure
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Scripts & Styles
9 Resources
Top Script Sources
Website Identity

World Down Syndrome Day
The World Down Syndrome Day Conference was held on Monday 23 March at the United Nations in New York. You can watch a recording of the event on the event site.
Social Profiles
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Historical Analysis & Change Tracking