What powers defined.fi?

Last seen Oct 2026 · 48 technologies across 18 categories

Analytics

Google Analytics
since May 2023
Plausible
since Jul 2021

CDN

Amazon CloudFront
since Apr 2022
Amazon S3
since Sep 2022
Cloudflare
since Jul 2023
Google Hosted Libraries
since Oct 2022
Unpkg
since Jul 2023

Customer data platform

Segment
since Jun 2023

Documentation

GitBook
since Jan 2025
ReadMe
since Jul 2023

Font scripts

Google Font API
since Jul 2021

Issue trackers

Sentry
since Jul 2021

JavaScript frameworks

AngularJS
since Jul 2023
Emotion
since Jul 2021
Next.js v16.3.8
since Sep 2024
Next.js App Router
since Sep 2024
React
since Jul 2021
styled-components v6.1.13
since May 2024

JavaScript libraries

Apollo v3.10.4
since Apr 2024
core-js v2.6.12
since Oct 2022
Howler.js
since Jun 2025
jQuery v3.5.1
since Oct 2022
lit-element v3.3.3
since May 2024
lit-html v2.8.0
since May 2024
Loadable-Components
since Jul 2023
Lodash v4.17.21
since Jul 2021

Miscellaneous

HTTP/3
since Jul 2023
Open Graph
since Sep 2022
PWA
since Aug 2022
RSS
since Dec 2025
Webpack
since Sep 2022

PaaS

Amazon Web Services
since Apr 2022
Heroku
since Jul 2023
Netlify
since Jul 2021
Vercel
since Sep 2022

Page builders

Webflow
since Oct 2022

Payment processors

Stripe
since Jul 2023

Performance

Priority Hints
since Sep 2024

Programming languages

GraphQL
since Apr 2024
Node.js
since Sep 2024
TypeScript
since Apr 2024

Search engines

Algolia v3.35.1
since Jul 2023

Security

Cloudflare Bot Management
since Mar 2024
HSTS
since Sep 2022

UI frameworks

Base UI
since Sep 2026
MUI
since May 2022

Webmail

Google Workspace
since Aug 2022

AI Crawlers

Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.

Content Signals: search=yes ai-train=yes ai-input=yes declared in robots.txt

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Standards: llms.txt, llms-full.txt, Content Signals

Full breakdown

Audience

  • 53% desktop
  • 47% phone
  • United Kingdom
  • Netherlands
  • United States
  • Indonesia
  • Canada
  • Australia

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

3.95 / 10 · ranked #608,522 of all domains

57 referring domains · OpenPageRank

Core Web Vitals

LCP3.9 s
INP250 ms
CLS0.1
TTFB500 ms

Real user p75, Chrome UX Report, Sep 2026.

Page

  • Language: English
  • CDN: Cloudflare
  • Weight: 1.2 MB · 44 requests
  • Structured data: OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Oct 2026.

Infrastructure

DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted

Subdomains

HostTechs
www.defined.fi 26
bots.defined.fi 22
docs.defined.fi 18
dashboard.defined.fi 14
www.dashboard.defined.fi 14
defined.fi 10

Full technology history →
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Recent changes

  • detected RSS Dec 2025

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