seds.org
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Hosting Provider
IP Address
192.0.78.222
Site Location
🇺🇸 United Statesvia ip
Server Location
🇺🇸 San Francisco, United States
ASN
AS2635
Server
Nginx
Nameservers
Performance
Core Web Vitals
Weight
Image Optimization
Architecture Stack
Technology Stack
15 Technologies Detected
Libraries
1UI Components
1Other
1CSS Frameworks
1Icon Libraries
1Web Servers
1SEO Analysis
SEDS USA
Students for the Exploration and Development of Space SEDS is an international student organization whose purpose is to promote space exploration and develop...
Recommended: 50-60 chars (~49px / 580px)
Recommended: 120-160 chars
Issues (2)
- • Missing H1 tag — every page should have exactly one H1
- • Most images missing alt text (4/6) — critical for accessibility and SEO
11 issues found
Upgrade to view detailsCrawlability
Type: index
3 URLs
3 sub-sitemaps
5 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
MicrodataCitation 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
71d
Certificate Details
Type
Domain Validated (DV)
Certificate Authority
Google Trust Services
Key Algorithm
ECDSA (secp256r1) (256 bit)
Signature
SHA-256 with RSA
TLS Version
TLSv1.3
HTTP Protocol
HTTP/2+H3
Valid From
07.04.2026
Valid Until
06.07.2026
OCSP Stapling
Enabled
Subject Alternative Names (20)
SHA-256 Fingerprint
63:8A:44:E2:C2:33:EB:1D:DE:DB:F4:30:9B:95:ED:1E:BC:D0:1C:F7...
Recommendations
Security recommendation preview
HTTP Headers
Developer Console
Email Infrastructure
Google Workspace
Score
90
DMARC Policy
None (Monitor Only)
MX Records (6)
+2 more
Domain Information
seds.org
Created
19.04.1995
Expires
20.04.2027
Last Updated
24.03.2026
Registrar
DreamHost, LLC
Privacy & Compliance
GDPR Indicators
Mobile Compatibility
Viewport & Responsive Test
width=device-width, initial-scale=1.0, viewport-fit=cover- •Mobile compatibility recommendation preview...
Typography & Readability
Fira Sans
18px · LH 1.50
1:1 min contrast
1 font · 6 req
Heading Font
Fira Sans
Body Font
Fira Sans
Contrast Ratio
1:1
18 issuesReading Comfort
~35 CPL
Narrow lines✅ Excellent readability: 18px body text is ideal for all devices.
✅ Optimal line spacing: 1.50 ratio (ideal range 1.4–1.6).
⚠️ Hard to read: Flesch score 30/100. Simplify sentences for wider reach.
⚠️ Partial contrast: 18 elements below WCAG AA threshold (min 1.0:1).
❌ Missing H1: Every page should have exactly one H1 element for SEO and accessibility.
⚠️ Text justify detected: Justified text creates uneven word spacing, hurting readability on web.
Color Palette
10 unique colorsBusiness & Marketing Stack
3 Tools Detected
3
Categories
3
Total Tools
0
Enterprise
1
Mid-Market
Assessment: Well-developed marketing technology stack
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Scripts & Styles
27 Resources
Top Script Sources
Website Identity
seds.org
Social Profiles
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Historical Analysis & Change Tracking