What powers liaoxuefeng.com?
Last seen Jun 2026 · 21 technologies across 13 categories
Advertising
Google AdSense
since Apr 2018
Analytics
Baidu Analytics (百度统计)
since Jul 2020
Google Analytics
since Jun 2018
Caching
Varnish
since Aug 2024
CDN
Cloudflare
since Jun 2024
Fastly
since Aug 2024
Editors
JavaScript frameworks
JavaScript graphics
KaTeX
since Jul 2021
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
GitHub Pages
since Aug 2024
Security
reCAPTCHA
since Apr 2022
Tag managers
Google Tag Manager
since Nov 2021
UI frameworks
Tailwind CSS
since Aug 2024
UIKit
since Apr 2018
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| pip install pillow | #93 | 2 |
| psutil python | #85 | 2 |
| python stringio | #96 | 2 |
| python stringio | #86 | 2 |
| python stringio | #38 | 2 |
| java null pointer exception | #43 | 2 |
| bouncy castle java | #45 | 1 |
| bytesio | #94 | 1 |
| bytesio | #82 | 1 |
| contextlib | #67 | 1 |
| what is a nullpointerexception | #77 | 1 |
| what is nullpointerexception | #70 | 1 |
| stringio | #55 | 1 |
| mvnw | #16 | 1 |
| python set dict | #14 | 1 |
| python psutil | #90 | 1 |
| python hashlib | #89 | 1 |
| python bytesio | #77 | 1 |
| internal exception: java lang nullpointerexception | #79 | 1 |
| io bytesio | #92 | 1 |
| io bytesio | #72 | 1 |
| java scheduled | #42 | 1 |
| gitee | #26 | 1 |
| higher-order function in python | #91 | 1 |
| datetime powershell | #65 | 1 |
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
- 94% desktop
- 6% phone
Singapore
Hong Kong SAR China
United States
Japan
United Kingdom
Canada
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.62 / 10 · ranked #144,281 of all domains
316 referring domains · OpenPageRank
Search traffic
31 est. monthly organic visits (US)
180 keywords in Google's top 30
Core Web Vitals
| LCP | 0.8 s |
| INP | 25 ms |
| CLS | 0.1 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Chinese (China)
- CDN: Fastly
- Weight: 0.8 MB · 24 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.liaoxuefeng.com | 17 |
| liaoxuefeng.com | 6 |