What powers cut-the-knot.org?
Last seen Jun 2026 · 4 technologies across 4 categories
CDN
jQuery CDN
since Feb 2022
JavaScript libraries
UI frameworks
Bootstrap
since Apr 2018
Web servers
Apache HTTP Server
since Jan 2019
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| pythagorean theorem | #9 | 3,700 |
| pascal sequence | #7 | 690 |
| define geometry | #4 | 650 |
| what is geometry | #3 | 590 |
| area 0f circle | #60 | 350 |
| smaller than symbol | #51 | 350 |
| less than sign | #50 | 350 |
| lower than symbol | #56 | 350 |
| tetrahedron | #14 | 340 |
| demagoguery | #13 | 290 |
| fewer than symbol | #40 | 260 |
| algorithm | #41 | 230 |
| ptolemy's theorem | #2 | 210 |
| pascal's triangle | #15 | 210 |
| octahedron | #10 | 210 |
| define demagoguery | #10 | 210 |
| law of c | #56 | 190 |
| math proofs | #5 | 190 |
| mathematical induction | #5 | 170 |
| pythagoras rule | #27 | 160 |
| less than or equal to symbol | #44 | 160 |
| less than or equal to sign | #45 | 160 |
| law of sines law of cosines | #8 | 130 |
| arithmetic | #43 | 130 |
| algorithm definition | #55 | 130 |
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
- 49% desktop
- 47% phone
- 4% tablet
United States
India
United Kingdom
Brazil
Italy
Indonesia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.90 / 10 · ranked #50,792 of all domains
658 referring domains · OpenPageRank
Search traffic
21,700 est. monthly organic visits (US)
10,064 keywords in Google's top 30
Core Web Vitals
| LCP | 2.4 s |
| INP | 225 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 0.2 MB · 22 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| cut-the-knot.org | 4 |
| www.cut-the-knot.org | 4 |