Technology history for downdetector.hk
Stack size over time
From 9 detected technologies in Jan 2019 to 39 in Jun 2026 (peak 42).
Currently detected
- Google Tag Manager since Jan 2019
- Prebid since Jan 2019
- Google Analytics since Jan 2019
- Cloudflare since Jan 2019
- AppNexus since Feb 2019
- Google Publisher Tag since Feb 2021
- Cloudflare Bot Management since Oct 2021
- reCAPTCHA since Apr 2022
- Webpack since Jul 2022
- Open Graph since Sep 2022
- OpenX since Mar 2024
- PubMatic since Mar 2024
- Rubicon Project since Mar 2024
- Microsoft Advertising since Apr 2024
- ID5 since Jun 2024
- Snowplow Analytics since Sep 2024
- HSTS since Nov 2024
- Chartbeat since Dec 2024
- comScore since Feb 2025
- Adobe Audience Manager since Aug 2025
- OneTrust since Oct 2025
- HTTP/3 since Dec 2025
- Microsoft Clarity since Jan 2026
- Priority Hints since Feb 2026
- PWA since Feb 2026
- React since Feb 2026
- Datadog since Feb 2026
- Next.js since Feb 2026
- Next.js App Router since Feb 2026
- Node.js since Feb 2026
- Sentry since Feb 2026
- Tapad since Feb 2026
- TripleLift since Feb 2026
- 33Across since Feb 2026
- Amazon Advertising since Feb 2026
- Amazon CloudFront since Feb 2026
- Amazon Web Services since Feb 2026
- GumGum since Feb 2026
- theTradeDesk since Mar 2026
Previously used
- core-js Sep 2021 to Apr 2026 · 4 yrs
- LiveIntent Feb 2026 to Apr 2026 · 2 mo
- Criteo May 2023 to Feb 2026 · 2 yrs
- Microsoft ASP.NET Jan 2025 to Feb 2026 · 1 yr
- Babel Mar 2020 to Jan 2026 · 5 yrs
- Bootstrap Aug 2019 to Jan 2026 · 6 yrs
- cdnjs Oct 2021 to Jan 2026 · 4 yrs
- DoubleClick for Publishers (DFP) Feb 2019 to Jan 2026 · 6 yrs
- Facebook Login Jul 2021 to Jan 2026 · 4 yrs
- Font Awesome Jun 2023 to Jan 2026 · 2 yrs
- jQuery Jan 2019 to Jan 2026 · 7 yrs
- PayPal Jul 2024 to Oct 2025 · 1 yr
- Google AdSense Feb 2019 to Sep 2025 · 6 yrs
- Cloudflare Browser Insights Feb 2021 to Oct 2023 · 2 yrs
- Evidon Feb 2022 to May 2022 · 3 mo
- Facebook Feb 2019 to Apr 2022 · 3 yrs
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- Crownpeak Aug 2020 to Jan 2022 · 1 yr
- Wheelio Sep 2021 to Sep 2021 · 1 mo
- Quantcast Choice Aug 2021 to Aug 2021 · 1 mo
- Moment.js Aug 2019 to Jun 2021 · 1 yr
- Varnish Jan 2019 to Jun 2021 · 2 yrs
- Leaflet Jan 2019 to Jan 2021 · 2 yrs
- Chart.js Nov 2019 to Mar 2020 · 4 mo
- Lodash Jan 2019 to Mar 2020 · 1 yr
- Raphael Jan 2019 to Mar 2020 · 1 yr
Timeline
2026 18 added · 11 dropped · 2 switched
- dropped core-js Jun 2026 · JavaScript libraries
- added GumGum Jun 2026 · Advertising
- dropped LiveIntent Jun 2026 · Advertising
- added TripleLift Jun 2026 · Advertising
- dropped GumGum May 2026 · Advertising
- dropped Criteo Apr 2026 · Advertising
- dropped TripleLift Apr 2026 · Advertising
- dropped Babel Mar 2026 · Miscellaneous
- dropped Bootstrap Mar 2026 · UI frameworks
- dropped DoubleClick for Publishers (DFP) Mar 2026 · Advertising
- dropped Facebook Login Mar 2026 · Authentication
- dropped Font Awesome Mar 2026 · Font scripts
- dropped jQuery Mar 2026 · JavaScript libraries
- added theTradeDesk Mar 2026 · Advertising
- added 33Across Feb 2026 · Advertising
- added Amazon Advertising Feb 2026 · Advertising
- switched cdnjs Amazon CloudFront Feb 2026 · CDN
- added Amazon Web Services Feb 2026 · PaaS
- added Datadog Feb 2026 · Analytics
- added GumGum Feb 2026 · Advertising
- added LiveIntent Feb 2026 · Advertising
- switched Microsoft ASP.NET Next.js Feb 2026 · Web frameworks
- added Next.js App Router Feb 2026 · JavaScript frameworks
- added Node.js Feb 2026 · Programming languages
- added Priority Hints Feb 2026 · Performance
- added PWA Feb 2026 · Miscellaneous
- added React Feb 2026 · JavaScript frameworks
- added Sentry Feb 2026 · Issue trackers
- added Tapad Feb 2026 · Advertising
- added TripleLift Feb 2026 · Advertising
- added Microsoft Clarity Jan 2026 · Analytics
2025 7 added · 3 dropped
- added HTTP/3 Dec 2025 · Miscellaneous
- dropped PayPal Dec 2025 · Payment processors
- dropped Google AdSense Nov 2025 · Advertising
- added Microsoft ASP.NET Oct 2025 · Web frameworks
- added OneTrust Oct 2025 · Cookie compliance
- added Google AdSense Sep 2025 · Advertising
- added Adobe Audience Manager Aug 2025 · Segmentation
- dropped Microsoft ASP.NET Mar 2025 · Web frameworks
- added comScore Feb 2025 · Analytics
- added Microsoft ASP.NET Jan 2025 · Web frameworks
2024 10 added
- added Chartbeat Dec 2024 · Analytics
- added HSTS Nov 2024 · Security
- added Snowplow Analytics Sep 2024 · Analytics
- added PayPal Jul 2024 · Payment processors
- added ID5 Jun 2024 · Advertising
- added Microsoft Advertising Apr 2024 · Advertising
- added AppNexus Mar 2024 · Advertising
- added OpenX Mar 2024 · Advertising
- added PubMatic Mar 2024 · Advertising
- added Rubicon Project Mar 2024 · Advertising
2023 2 added · 1 dropped
- dropped Cloudflare Browser Insights Dec 2023 · Analytics
- added Font Awesome Jun 2023 · Font scripts
- added Criteo May 2023 · Advertising
2022 4 added · 3 dropped · 1 switched
- added Open Graph Sep 2022 · Miscellaneous
- dropped Evidon Jul 2022 · Cookie compliance
- added Webpack Jul 2022 · Miscellaneous
- dropped Facebook Jun 2022 · Widgets
- dropped Tailwind CSS Jun 2022 · UI frameworks
- added reCAPTCHA Apr 2022 · Security
- added Tailwind CSS Apr 2022 · UI frameworks
- switched Crownpeak Evidon Feb 2022 · Cookie compliance
2021 14 added · 11 dropped
- dropped Google AdSense Dec 2021 · Advertising
- dropped Wheelio Nov 2021 · Widgets
- added cdnjs Oct 2021 · CDN
- added Cloudflare Bot Management Oct 2021 · Security
- dropped Quantcast Choice Oct 2021 · Cookie compliance
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- dropped Moment.js Aug 2021 · JavaScript libraries
- added Quantcast Choice Aug 2021 · Cookie compliance
- dropped Varnish Aug 2021 · Caching
- added Babel Jul 2021 · Miscellaneous
- added Facebook Login Jul 2021 · Social logins
- added Google AdSense Jul 2021 · Advertising
- added Prebid Jul 2021 · Advertising
- added Bootstrap Jun 2021 · UI frameworks
- added jQuery Jun 2021 · JavaScript libraries
- added Moment.js Jun 2021 · JavaScript libraries
- dropped Babel Mar 2021 · Miscellaneous
- dropped Bootstrap Mar 2021 · UI frameworks
- dropped jQuery Mar 2021 · JavaScript libraries
- dropped Leaflet Mar 2021 · Maps
- dropped Moment.js Mar 2021 · JavaScript libraries
- dropped Prebid Mar 2021 · Advertising
- added Cloudflare Browser Insights Feb 2021 · Analytics
- added Google Publisher Tag Feb 2021 · Advertising
2020 3 added · 6 dropped
- dropped Google AdSense Sep 2020 · Advertising
- added Crownpeak Aug 2020 · Cookie compliance
- dropped AppNexus Jul 2020 · Advertising
- added Google AdSense Jun 2020 · Advertising
- dropped Chart.js May 2020 · JavaScript Graphics
- dropped Google AdSense May 2020 · Advertising Networks
- dropped Lodash May 2020 · JavaScript Libraries
- dropped Raphael May 2020 · JavaScript Graphics
- added Babel Mar 2020 · Miscellaneous
2019 16 added
- added Chart.js Nov 2019 · JavaScript Graphics
- added Bootstrap Aug 2019 · Web Frameworks
- added Moment.js Aug 2019 · JavaScript Libraries
- added Cloudflare Mar 2019 · CDN
- added Google Analytics Mar 2019 · Analytics
- added Google Tag Manager Mar 2019 · Tag Managers
- added jQuery Mar 2019 · JavaScript Libraries
- added Leaflet Mar 2019 · Maps
- added Lodash Mar 2019 · JavaScript Libraries
- added Prebid Mar 2019 · Advertising Networks
- added Raphael Mar 2019 · JavaScript Graphics
- added Varnish Mar 2019 · Cache Tools
- added AppNexus Feb 2019 · Advertising Networks
- added DoubleClick for Publishers (DFP) Feb 2019 · Advertising Networks
- added Facebook Feb 2019 · Widgets
- added Google AdSense Feb 2019 · Advertising Networks