aarc.org
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Hosting Provider
wpengine.comIP Address
141.193.213.10
Site Location
🇺🇸 United Statesvia ip
Server Location
🇺🇸 Austin, United States
ASN
AS209242
Organization
WPEngine, Inc.
Server
Cloudflare
CDN
Cloudflare
WAF
Cloudflare
Nameservers
Performance
Core Web Vitals
Weight
Image Optimization
Architecture Stack
Technology Stack
18 Technologies Detected
Plugins
6Libraries
3Advertising
2CSS Frameworks
1Icon Libraries
1CDN
1Security
1SEO Analysis
Home - AARC
No description available for this page.
Recommended: 50-60 chars (~71px / 580px)
Recommended: 120-160 chars
Issues (1)
- • Missing meta description — important for click-through rates in SERPs
4 issues found
Upgrade to view detailsCrawlability
Type: index
7 URLs
7 sub-sitemaps
4 rules
Sitemap reference found
Allows all crawlers
Local SEO
Local Search Readiness
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AI & LLM Readiness
AI Bot Access
14/14 accessibleMachine Readability
Structured Data
4 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
WAF
36d
Certificate Details
Type
Domain Validated (DV)
Certificate Authority
Let's Encrypt
Key Algorithm
ECDSA (secp256r1) (256 bit)
Signature
ECDSA with SHA-384
TLS Version
TLSv1.3
HTTP Protocol
HTTP/2+H3
Valid From
10.03.2026
Valid Until
08.06.2026
Subject Alternative Names (1)
SHA-256 Fingerprint
E1:CF:5C:62:95:F7:02:C4:C1:63:91:E8:96:51:F0:75:41:E3:85:4D...
Recommendations
Security recommendation preview
HTTP Headers
Developer Console
Email Infrastructure
Microsoft 365
Score
93
DMARC Policy
Quarantine (Moderate)
MX Records (1)
Domain Information
aarc.org
Created
23.08.1995
Expires
22.08.2026
Last Updated
28.07.2025
Registrar
Cloudflare, Inc.
Privacy & Compliance
GDPR Indicators
Mobile Compatibility
Viewport & Responsive Test
width=device-width, initial-scale=1- •Mobile compatibility recommendation preview...
Typography & Readability
IvarDisplay + Yellix
18px · LH 1.44
3.56x ratio · ✓ H1→H6
4.08:1 min contrast
2 fonts · 5 req
Heading Font
IvarDisplay
Body Font
Yellix
Contrast Ratio
4.08:1
5 issuesReading Comfort
~40 CPL
Narrow lines✅ Excellent readability: 18px body text is ideal for all devices.
✅ Optimal line spacing: 1.44 ratio (ideal range 1.4–1.6).
⚠️ Partial contrast: 5 elements below WCAG AA threshold (min 4.1:1).
✅ Perfect heading hierarchy: Sequential h1→h2→h3 with single H1 — ideal for SEO & accessibility.
✅ Strong hierarchy: Headlines are 3.6x larger than body text.
❌ Pure vw font sizes: Viewport units alone break browser zoom (WCAG 1.4.4 fail). Use clamp(rem, vw, rem).
Color Palette
9 unique colorsBusiness & Marketing Stack
3 Tools Detected
2
Categories
3
Total Tools
1
Enterprise
1
Mid-Market
Assessment: Well-developed marketing technology stack
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Scripts & Styles
28 Resources
Top Script Sources
Website Identity

American Association for Respiratory Care
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Historical Analysis & Change Tracking