Site profile
heidelbergse-catechismus.nl
Built with @popperjs/core 2.11.8, gtag, tippy.js 6.3.7, fomantic-ui 2.9.4, google-apis, twitter-widgets, cloudflare-insights, slick-slider 1.8.2, slick-carousel-browserify 1.6.12, @vitest/utils 5.0.2, @flarehr/savings-rego-app 0.0.2. 5 pages and 12 stored files, last crawled 2026-10-02.
rank 906,824 11 libraries 1 identifier 19 third-party hosts 1 crawl open the site
Technologies and libraries
Recognised by fingerprinting the stored files and bundles against known releases; a version is the release the bytes match.
| Library | Version | Seen |
|---|---|---|
| @popperjs/core | 2.11.8 | 2026-10-02 |
| gtag | 2026-10-02 | |
| tippy.js | 6.3.7 | 2026-10-02 |
| fomantic-ui | 2.9.4 | 2026-10-02 |
| google-apis | 2026-10-02 | |
| twitter-widgets | 2026-10-02 | |
| cloudflare-insights | 2026-10-02 | |
| slick-slider | 1.8.2 | 2026-10-02 |
| slick-carousel-browserify | 1.6.12 | 2026-10-02 |
| @vitest/utils | 5.0.2 | 2026-10-02 |
| @flarehr/savings-rego-app | 0.0.2 | 2026-09-25 |
Tracking, tag and verification IDs
Public identifiers read out of the source. Each links to every other site in the index that carries the same one.
| What | Value | Found in |
|---|---|---|
| Google Analytics 4 measurement id (Google) | G-KWSGQ3XTSL | view source |
Third-party hosts
Hosts outside heidelbergse-catechismus.nl that its pages load scripts, frames or stylesheets from, and that its own scripts name in absolute URLs (connect). Each links to every site loading from the same host.
| Host | Loaded as | Found in |
|---|---|---|
| api.pinterest.com | connect | view source |
| cdn.api.twitter.com | connect | view source |
| digg.com | connect | view source |
| feeds.delicious.com | connect | view source |
| fonts.googleapis.com | stylesheet connect | view source |
| graph.facebook.com | connect | view source |
| pinterest.com | connect | view source |
| plus.google.com | connect | view source |
| services.digg.com | connect | view source |
| static.cloudflareinsights.com | script | view source |
| twitter.com | connect | view source |
| www.delicious.com | connect | view source |
| www.facebook.com | connect | view source |
| www.googletagmanager.com | script | view source |
| www.linkedin.com | connect | view source |
| www.stumbleupon.com | connect | view source |
| www.w3.org | connect | view source |
| www.youtube-nocookie.com | connect | view source |
| www.youtube.com | connect | view source |
Stored pages and scripts
The newest stored version of each file, newest first@if (p.FilesTruncated) {
Timeline
One entry per crawl, newest first, with what changed since the crawl before: libraries, identifiers, third-party hosts and files. Historical versions stay viewable because the stored chunks are shared between versions, never copied.
-
first crawl
5 pages, 12 files, 516.4 KB; 10 libraries, 1 identifier, 19 third-party hosts
10 libraries added
- gtag
- @vitest/utils 5.0.2
- fomantic-ui 2.9.4
- slick-slider 1.8.2
- slick-carousel-browserify 1.6.12
- @popperjs/core 2.11.8
- tippy.js 6.3.7
- cloudflare-insights
- google-apis
- twitter-widgets
1 identifier added
- G-KWSGQ3XTSL Google Analytics 4 measurement id
20 third-party hosts added
12 files added
- https://www.heidelbergse-catechismus.nl/ html
- https://www.heidelbergse-catechismus.nl/contact html
- https://www.heidelbergse-catechismus.nl/vragen html
- https://www.heidelbergse-catechismus.nl/de-catechismus html
- https://www.heidelbergse-catechismus.nl/over-deze-website html
- https://www.heidelbergse-catechismus.nl/layout/js/serviceworker.js js
- https://www.heidelbergse-catechismus.nl/layout/js/belijdenis-1762170680.js js
- https://www.heidelbergse-catechismus.nl/sw-cache.js js
- https://www.googletagmanager.com/gtag/js?id=G-KWSGQ3XTSL js
- https://static.cloudflareinsights.com/beacon.min…85bb4c19e7a9bdbcba1788362987495 js
- https://apis.google.com/js/plusone.js js
- https://platform.twitter.com/widgets.js js
Questions about heidelbergse-catechismus.nl
- How does PageSourceSearch know what heidelbergse-catechismus.nl is built with?
- From the site's own source code. The crawler stores the exact bytes of its pages and first-party scripts; the libraries are recognised by fingerprinting that code against known releases, the identifiers are read out of the tag snippets, and the third-party hosts are the script, iframe and stylesheet sources in the HTML and the absolute URLs inside the scripts. Nothing is inferred from headers or guessed.
- How far back does the history of heidelbergse-catechismus.nl go?
- To the first crawl the timeline lists. Every crawl records what the site looked like; when a file's content changes, its earlier version stays viewable because the stored chunks are never deleted, only mapped. A crawl that finds a file unchanged adds no copy.
- Can I see an older version of a script from heidelbergse-catechismus.nl?
- Yes. In the stored files list, every date under a file opens the version that was live at that crawl, with the same viewer as the current one. The raw bytes can be downloaded from there.
- Which other websites use the same tracking IDs as heidelbergse-catechismus.nl?
- Each identifier links to its reverse lookup, the list of every site in the index whose source carries the same id: the sites one analytics property or tag manager container is shared across.
Look up another site, browse sites by tracking ID, third-party host or technology. Site owners: see the crawler page for how stored pages are removed.