What powers acmicpc.net?
Last seen Jun 2026 · 26 technologies across 14 categories
Analytics
Google Analytics
since Jun 2018
Authentication
Facebook Login
since Jul 2021
CDN
Font scripts
Font Awesome
since Apr 2018
Google Font API
since Jun 2018
Issue trackers
Atlassian Statuspage
since Jan 2023
JavaScript graphics
MathJax
since Apr 2018
JavaScript libraries
Miscellaneous
PaaS
Amazon Web Services
since Aug 2022
Tag managers
Google Tag Manager
since Jun 2018
UI frameworks
Web servers
Webmail
Google Workspace
since Aug 2022
Widgets
Slider Revolution
since Nov 2022
Audience
- 100% desktop
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.43 / 10 · ranked #412,024 of all domains
94 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 1.3 MB · 45 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.acmicpc.net | 22 |
| help.acmicpc.net | 21 |
| stack.acmicpc.net | 21 |
| showmethecode.acmicpc.net | 17 |
| ucpc.acmicpc.net | 17 |
| lgcpc.acmicpc.net | 16 |