63
/ 100
C
Average
Overall Domain Score
SEO 69 · LLM 36 · Perf 82
69
π SEO Score
9 / 13 checks passed
36
π€ LLM Readiness
4 / 11 checks passed
82
β‘ Performance
9 / 11 checks passed
π Extracted Page Tags
Title Tag
MDCalc - Medical calculators, equations, scores, and guidelines
Meta Description
The source for medical equations, algorithms, scores, and guidelines.
H1 Heading
None found
Canonical URL
https://www.mdcalc.com/
π SEO Audit
69/100β Title Tag
Length: 63 chars (Ideal: 30-60).
β
Meta Description
Length: 69 chars (Ideal: 50-160).
β H1 Tag
Found 0 H1 tags. Exactly 1 is recommended.
β
Canonical URL
Canonical URL is set.
β
Open Graph Tags
Found 7 OG properties (4+ recommended).
β
Indexability
Page allows indexing.
β
Mobile Viewport
Viewport meta tag present.
β Image Alt Text
6 of 18 images missing alt.
β
Sitemap
Sitemap declared.
β Heading Hierarchy
Missing H1 or H2 tags.
β
Internal Links
Found 75 internal links.
β
HSTS Security
HSTS header present.
β
HTTPS
Loads securely over HTTPS.
π€ LLMO
36/100β Structured Data (JSON-LD)
No JSON-LD found.
β Schema Entities
No schema entities.
β FAQ Schema
Missing FAQ schema.
β Contextual Summary
Description too short for AI context.
β E-E-A-T (Author)
No author meta or schema.
β Organisation Schema
Missing Organization schema.
β Breadcrumb Schema
Missing BreadcrumbList.
β
AI Crawler Access
AI agents not blocked.
β
Language Declaration
Language set to 'en-US'.
β
Semantic Structure
Uses <main> or <article>.
β
Entity Verification Links
Social/publisher profiles linked.
β‘ Performance
82/100Network Waterfall (Total: 430ms)
- DNS: 253ms
- Connect: 254ms
- TTFB: 309ms
- Download: 121ms
β
Time to First Byte (TTFB)
TTFB: 309ms (Target: < 600ms).
β
HTML Payload Size
Raw HTML: 128.6KB (Target: < 150KB).
β
Text Compression
Compression enabled (gzip).
β
Cache Policies
Cache-Control headers set.
β
CDN Usage
Edge delivery detected.
β
Secure Delivery (HTTPS)
Served securely.
β Modern Protocol
Using HTTP/1.1.
β
Native Lazy Loading
Images use loading='lazy'.
β Minified Assets
No minified assets linked.
β
Preload / Preconnect Hints
Resource hints found.
β
Character Set
UTF-8 declared.
π‘οΈ Security & Blacklist
Cleanβ
Domain is clean.
β
Spamhaus DBLVerify β
Lookup inconclusive β use the Verify link to check manually.
β
SURBLVerify β
Not listed β no threats detected.
β
URIBLVerify β
Lookup inconclusive β use the Verify link to check manually.
β
Google Safe BrowsingVerify β
No unsafe content found per Google Safe Browsing.
βοΈ Technologies
E-Commerce
Magento
JavaScript
Next.js
Infrastructure & CDN
Cloudflare
π WHOIS
Registrar
NameCheap, Inc.
Registered
2005-11-23
Expires
2034-11-23
Last Updated
2025-10-18
Status
client transfer prohibited
Name Servers
janet.ns.cloudflare.com, vick.ns.cloudflare.com
π DNS Records
| Type | Value |
|---|---|
| A | 172.67.75.135 |
| A | 104.26.7.31 |
| A | 104.26.6.31 |
| MX | aspmx3.googlemail.com |
| MX | alt1.aspmx.l.google.com |
| MX | alt2.aspmx.l.google.com |
| MX | aspmx.l.google.com |
| MX | aspmx2.googlemail.com |
| TXT | google-site-verification=ZAFax3K27FynA2oj-yIbnu66rjfQOVgN3NoSJenBLKc |
| TXT | google-site-verification=eQSyOHCIPicVd4zLS1IPavbFJukUWLlbWZlhndo0HMk |
| TXT | google-site-verification=z8frn5BESd-X20KPHEhKpiDrpo7gz9Gx8reIJHBIAEA |
| TXT | linkedin-site-verification=4fdefd2e-6ae8-4e5b-9371-5d07bf6e0d0c |
| TXT | v=spf1 include:_spf.google.com include:servers.mcsv.net -all |
| TXT | apple-domain-verification=ebM7I9jbWCicbK0E |
| TXT | atlassian-domain-verification=kqUL45phdIUHsOA3D6gRUts8aepSlnH5UJK8FBqaZ1h8jYs1Goj/6yJ1CY10Ex0N |
| NS | janet.ns.cloudflare.com |
| NS | vick.ns.cloudflare.com |