What powers klara.be?

Last seen Aug 2026 · 57 technologies across 20 categories

A/B Testing

Adobe Target v2.8.2
since Jul 2021

Advertising

AppNexus
since Sep 2022
Criteo
since Sep 2022
Google Publisher Tag
since Sep 2022
Prebid v8.36.0
since Sep 2022
PubMatic
since Nov 2022
Rubicon Project
since Oct 2023

Analytics

Adobe Analytics
since Jun 2018
Gemius
since Oct 2019
Google Analytics
since Dec 2022
Snowplow Analytics
since Jan 2022

Caching

Varnish
since Dec 2022

CDN

Amazon CloudFront
since May 2017
cdnjs
since May 2022
Cloudflare
since May 2022
jsDelivr
since Jul 2020

Customer data platform

Segment
since Dec 2022

Font scripts

Google Font API
since Dec 2022
Typekit v1.20.0
since Jun 2018

Issue trackers

Sentry
since Nov 2019

JavaScript Frameworks

Emotion
since Sep 2022
Next.js v15.5.20
since Sep 2022
Next.js App Router
since Mar 2025
React
since Jun 2016

JavaScript libraries

Apollo v3.8.6
since Nov 2023
core-js v3.10.2
since Aug 2021
lit-element v3.2.2
since Nov 2022
lit-html v2.6.1
since Nov 2022
Lodash v4.17.21
since Jan 2019
Polyfill v3
since Jan 2019

Load balancers

Amazon ALB
since Aug 2021

Miscellaneous

Babel
since Mar 2020
HTTP/3
since Dec 2022
Open Graph
since Sep 2022
PWA
since Sep 2022
RSS
since Dec 2022
Webpack
since Jul 2018
webpack-2
since Jun 2018

PaaS

Amazon Web Services
since Jan 2019

Performance

Priority Hints
since Mar 2025

Programming languages

GraphQL
since Nov 2023
Node.js
since Jun 2018
TypeScript
since Nov 2023

Security

Cloudflare Bot Management
since Jun 2023
hCaptcha
since Dec 2022
HSTS
since Dec 2022
reCAPTCHA
since Oct 2023

Segmentation

Adobe Audience Manager
since Apr 2022

Tag managers

Adobe DTM
since Jan 2019
Google Tag Manager
since Sep 2022

Web Servers

Apache HTTP Server
since Jan 2019
Express
since Jun 2018
Nginx v1.18.0
since Jun 2018

Webmail

Microsoft 365
since Aug 2022

AI Crawlers

Blocks 8 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.

Training crawlers

  • Applebot-Extended Blocked
  • Bytespider Blocked
  • CCBot Blocked
  • ClaudeBot Blocked
  • Google-Extended Blocked
  • GPTBot Blocked
  • meta-externalagent Blocked

Search and AI assistants

  • Amazonbot Blocked

The other 25 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

Content Signals: search=yes ai-train=no declared in robots.txt

See who blocks each AI crawler across the web

Top backlinks

Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.

AI Crawlers

8 of 33 AI crawlers blocked

Standards: Content Signals

Full breakdown

Audience

  • 54% desktop
  • 46% phone
  • Belgium

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

Open Page Rank

5.94 / 10 · ranked #114,118 of all domains

335 referring domains · OpenPageRank

Core Web Vitals

LCP1.5 s
CLS0.05

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: Dutch (Belgium)
  • CDN: Cloudflare
  • Weight: 2.3 MB · 66 requests
  • Structured data: JSON-LD, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Sep 2026.

Subdomains

HostTechs
klara.be 38
communicatie.klara.be 20
top100.klara.be 15
stem.klara.be 14
www.klara.be 9

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