What powers litfl.com?
Last seen Jun 2026 · 42 technologies across 21 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| peak inspiratory pressure | #3 | 35,800 |
| positive end expiratory pressure | #2 | 17,800 |
| pr interval | #1 | 15,000 |
| ekg interpretation | #1 | 12,000 |
| complete av block | #1 | 10,100 |
| third degree block | #1 | 10,100 |
| 1st degree av block | #1 | 10,100 |
| st elevation | #1 | 8,200 |
| st segment elevation | #1 | 8,200 |
| normal qt duration | #1 | 8,200 |
| interval qt | #1 | 8,200 |
| 2nd degree av block | #1 | 8,200 |
| brugada syndrome | #2 | 8,000 |
| qtc prolongation | #1 | 7,500 |
| first degree block | #1 | 7,500 |
| atrial fibrillation ecg | #1 | 6,700 |
| normal sinus rhythm | #1 | 6,700 |
| normal sinus ecg | #1 | 6,700 |
| qt interval | #1 | 6,700 |
| af ecg | #1 | 6,700 |
| normal qt length | #1 | 6,200 |
| normal qt interval | #1 | 6,200 |
| ecg lead position | #1 | 5,500 |
| electrocardiogram lead placement | #1 | 5,500 |
| 12 lead ecg position | #1 | 5,500 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 56% phone
- 39% desktop
- 5% tablet
Australia
United States
India
United Kingdom
Italy
Indonesia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.22 / 10 · ranked #94,984 of all domains
422 referring domains · OpenPageRank
Search traffic
965,700 est. monthly organic visits (US)
113,234 keywords in Google's top 30
Core Web Vitals
| LCP | 1.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 0.6 MB · 41 requests
- WordPress theme: blocksy · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| litfl.com | 27 |
| partone.litfl.com | 13 |
| clara.litfl.com | 12 |
| www.partone.litfl.com | 7 |
Full technology history →
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Recent changes
- detected Site Kit Jan 2026
- detected Ahrefs Dec 2025
- detected Cloudflare Browser Insights Nov 2025
- dropped Google Font API Aug 2025
- detected MailChimp Aug 2025