columbiasurgery.org
Scanned URL: https://columbiasurgery.org
📅 Scan completed: April 19, 2026 at 6:17 PM
69
/ 100
C
Average
Overall Domain Score
SEO 77 · LLM 45 · Perf 82
77
🔍 SEO Score
10 / 13 checks passed
45
🤖 LLM Readiness
5 / 11 checks passed
82
⚡ Performance
9 / 11 checks passed
📝 Extracted Page Tags
Title Tag
Columbia University Department of Surgery | Top Hospital New York
Meta Description
We offer surgical care, with the best doctors and surgeons, research, educational programs and support services.
H1 Heading
Care Within Reach
Canonical URL
https://columbiasurgery.org/
🔍 SEO Audit
77/100❌ Title Tag
Length: 65 chars (Ideal: 30-60).
✅ Meta Description
Length: 112 chars (Ideal: 50-160).
✅ H1 Tag
Found 1 H1 tags. Exactly 1 is recommended.
✅ Canonical URL
Canonical URL is set.
❌ Open Graph Tags
Found 1 OG properties (4+ recommended).
✅ Indexability
Page allows indexing.
✅ Mobile Viewport
Viewport meta tag present.
✅ Image Alt Text
0 of 8 images missing alt.
❌ Sitemap
No sitemap found in robots.txt.
✅ Heading Hierarchy
H1 and H2 structure detected.
✅ Internal Links
Found 89 internal links.
✅ HSTS Security
HSTS header present.
✅ HTTPS
Loads securely over HTTPS.
🤖 LLMO
45/100❌ 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
Language set to 'en'.
✅ Semantic Structure
Uses <main> or <article>.
✅ Entity Verification Links
Social/publisher profiles linked.
⚡ Performance
82/100Network Waterfall (Total: 299ms)
- DNS: 253ms
- Connect: 254ms
- TTFB: 299ms
- Download: 0ms
✅ Time to First Byte (TTFB)
TTFB: 299ms (Target: < 600ms).
✅ HTML Payload Size
Raw HTML: 10.2KB (Target: < 150KB).
✅ Text Compression
Compression enabled (gzip).
✅ Cache Policies
Cache-Control headers set.
✅ CDN Usage
Edge delivery detected.
✅ Secure Delivery (HTTPS)
Served securely.
❌ Modern Protocol
Using HTTP/1.1.
✅ Native Lazy Loading
Images use loading='lazy'.
✅ Minified Assets
Minified .js/.css referenced.
❌ Preload / Preconnect Hints
Missing preload/preconnect hints.
✅ Character Set
UTF-8 declared.
🛡️ Security & Blacklist
Clean✅ Domain is clean.
⚙️ Technologies
CMS
Drupal
E-Commerce
Magento
CSS Frameworks
Bootstrap
Infrastructure & CDN
Nginx
📋 WHOIS
Registrar
Domain.com - Network Solutions, LLC
Registered
1998-12-13T05:00:00Z
Expires
2026-12-12T05:00:00Z
Last Updated
2025-06-25T17:19:49Z
Status
clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Servers
ns1.dotster.com, ns2.dotster.com
🔗 DNS Records
| Type | Value |
|---|---|
| A | 23.185.0.2 |
| MX | external-smtp-multi-vif.cc.columbia.edu |
| MX | mx.columbiasurgery.org |
| TXT | google-site-verification=jp27Nvew4JbybxTP0m3SNRQ0kNca9fn57Nn-X5254y4 |
| TXT | v=spf1 ip4:66.96.128.0/18 include:websitewelcome.com ?all |
| TXT | facebook-domain-verification=aqph6grxmg2zelq4lba0d2k8ejsg41 |
| NS | ns2.dotster.com |
| NS | ns1.dotster.com |
⭐ Community Rating
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