What powers 
stop-watch.org?
Last seen Aug 2026 · 16 technologies across 10 categories
Analytics
Google Analytics
since May 2019
CDN
Cloudflare
since Sep 2021
DigitalOcean Spaces
since May 2023
jsDelivr
since Sep 2021
Unpkg
since Sep 2021
CMS
Wagtail
since Sep 2021
Mailgun
since Jun 2024
Font scripts
Google Font API
since Sep 2021
Miscellaneous
Programming languages
Python
since Sep 2021
UI frameworks
Web frameworks
Django
since Sep 2021
Webmail
Microsoft 365
since Sep 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 51% phone
- 49% desktop
United Kingdom
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.35 / 10 · ranked #426,398 of all domains
102 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 14.0 MB · 44 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on RENDER (216.24.57.1)
- DNS: kualo.net
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 2,077,351, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted