Technology history for downdetector.jp
Stack size over time
From 4 detected technologies in Apr 2018 to 43 in Jun 2026 (peak 45).
Currently detected
- Bootstrap since Apr 2018
- Cloudflare since Apr 2018
- jQuery since Apr 2018
- Leaflet since Apr 2018
- Prebid since May 2018
- Google Tag Manager since Jun 2018
- Raphael since Jun 2018
- Varnish since Jun 2018
- Google Analytics since Sep 2018
- AppNexus since Feb 2019
- Google Publisher Tag since Feb 2021
- Cloudflare Bot Management since Oct 2021
- reCAPTCHA since Apr 2022
- Webpack since Jul 2022
- Google Workspace since Aug 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 Apr 2026
- PWA since Apr 2026
- React since Apr 2026
- Sentry since Apr 2026
- Datadog since Apr 2026
- Next.js since Apr 2026
- Next.js App Router since Apr 2026
- Node.js since Apr 2026
- Tapad since Apr 2026
- theTradeDesk since Apr 2026
- 33Across since Apr 2026
- Amazon Advertising since Apr 2026
- Amazon CloudFront since Apr 2026
- Amazon Web Services since Apr 2026
Previously used
- core-js Sep 2021 to Apr 2026 · 4 yrs
- LiveIntent Apr 2026 to Apr 2026 · 1 mo
- Babel Mar 2020 to Mar 2026 · 6 yrs
- cdnjs Oct 2021 to Mar 2026 · 4 yrs
- Criteo May 2023 to Mar 2026 · 2 yrs
- DoubleClick for Publishers (DFP) Feb 2019 to Mar 2026 · 7 yrs
- Facebook Login Jul 2021 to Mar 2026 · 4 yrs
- Font Awesome Jun 2023 to Mar 2026 · 2 yrs
- Microsoft ASP.NET Oct 2025 to Feb 2026 · 4 mo
- PayPal May 2023 to Oct 2025 · 2 yrs
- Google AdSense Feb 2019 to May 2024 · 5 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
- Chart.js Nov 2019 to Mar 2020 · 4 mo
- Lodash Sep 2018 to Mar 2020 · 1 yr
Timeline
2026 14 added · 7 dropped · 2 switched
- dropped core-js Jun 2026 · JavaScript libraries
- dropped LiveIntent Jun 2026 · Advertising
- dropped Criteo May 2026 · Advertising
- dropped DoubleClick for Publishers (DFP) May 2026 · Advertising
- dropped Facebook Login May 2026 · Authentication
- dropped Font Awesome May 2026 · Font scripts
- added 33Across Apr 2026 · Advertising
- added Amazon Advertising Apr 2026 · Advertising
- switched cdnjs Amazon CloudFront Apr 2026 · CDN
- added Amazon Web Services Apr 2026 · PaaS
- added Datadog Apr 2026 · Analytics
- added LiveIntent Apr 2026 · Advertising
- dropped Microsoft ASP.NET Apr 2026 · Web frameworks
- added Next.js Apr 2026 · JavaScript frameworks
- added Next.js App Router Apr 2026 · JavaScript frameworks
- added Node.js Apr 2026 · Programming languages
- added Priority Hints Apr 2026 · Performance
- switched Babel PWA Apr 2026 · Miscellaneous
- added React Apr 2026 · JavaScript frameworks
- added Sentry Apr 2026 · Issue trackers
- added Tapad Apr 2026 · Advertising
- added theTradeDesk Apr 2026 · Advertising
- added Microsoft Clarity Jan 2026 · Analytics
2025 7 added · 2 dropped
- added HTTP/3 Dec 2025 · Miscellaneous
- dropped PayPal Dec 2025 · Payment processors
- added Microsoft ASP.NET Oct 2025 · Web frameworks
- added OneTrust Oct 2025 · Cookie compliance
- added PayPal Sep 2025 · Payment processors
- added Adobe Audience Manager Aug 2025 · Segmentation
- dropped PayPal May 2025 · Payment processors
- added PayPal Mar 2025 · Payment processors
- added comScore Feb 2025 · Analytics
2024 11 added · 2 dropped
- added Chartbeat Dec 2024 · Analytics
- added HSTS Nov 2024 · Security
- added Snowplow Analytics Sep 2024 · Analytics
- dropped Google AdSense Jul 2024 · Advertising
- dropped PayPal Jul 2024 · Payment processors
- added ID5 Jun 2024 · Advertising
- added Google AdSense May 2024 · Advertising
- added Microsoft Advertising Apr 2024 · Advertising
- added AppNexus Mar 2024 · Advertising
- added OpenX Mar 2024 · Advertising
- added PayPal Mar 2024 · Payment processors
- added PubMatic Mar 2024 · Advertising
- added Rubicon Project Mar 2024 · Advertising
2023 3 added · 2 dropped
- dropped Cloudflare Browser Insights Dec 2023 · Analytics
- dropped PayPal Jul 2023 · Payment processors
- added Font Awesome Jun 2023 · Font scripts
- added Criteo May 2023 · Advertising
- added PayPal May 2023 · Payment processors
2022 16 added · 3 dropped · 1 switched
- added Open Graph Sep 2022 · Miscellaneous
- added Babel Aug 2022 · Miscellaneous
- added cdnjs Aug 2022 · CDN
- added Cloudflare Bot Management Aug 2022 · Security
- added Cloudflare Browser Insights Aug 2022 · Analytics
- added core-js Aug 2022 · JavaScript libraries
- added DoubleClick for Publishers (DFP) Aug 2022 · Advertising
- added Facebook Login Aug 2022 · Authentication
- added Google Analytics Aug 2022 · Analytics
- added Google Publisher Tag Aug 2022 · Advertising
- added Google Workspace Aug 2022 · Webmail
- added reCAPTCHA Aug 2022 · Security
- added Webpack Aug 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 10 added · 6 dropped · 1 switched
- 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
- switched Moment.js core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Quantcast Choice Aug 2021 · Cookie compliance
- added Babel Jul 2021 · Miscellaneous
- added Facebook Login Jul 2021 · Social logins
- added Google AdSense Jul 2021 · Advertising
- added Moment.js Jun 2021 · JavaScript libraries
- dropped Babel Mar 2021 · Miscellaneous
- dropped Moment.js Mar 2021 · JavaScript libraries
- added Cloudflare Browser Insights Feb 2021 · Analytics
- added Google Publisher Tag Feb 2021 · Advertising
- dropped Google AdSense Jan 2021 · Advertising
2020 3 added · 4 dropped
- added Google AdSense Nov 2020 · Advertising
- added Crownpeak Aug 2020 · Cookie compliance
- dropped AppNexus Jun 2020 · Advertising Networks
- dropped Chart.js May 2020 · JavaScript Graphics
- dropped Google AdSense May 2020 · Advertising Networks
- dropped Lodash May 2020 · JavaScript Libraries
- added Babel Mar 2020 · Miscellaneous
2019 12 added · 4 dropped
- added Chart.js Nov 2019 · JavaScript Graphics
- added Moment.js Aug 2019 · JavaScript Libraries
- added AppNexus Jun 2019 · Advertising Networks
- added DoubleClick for Publishers (DFP) Jun 2019 · Advertising Networks
- added Facebook Jun 2019 · Widgets
- added Google AdSense Jun 2019 · Advertising Networks
- dropped AppNexus Apr 2019 · Advertising Networks
- dropped DoubleClick for Publishers (DFP) Apr 2019 · Advertising Networks
- dropped Facebook Apr 2019 · Widgets
- dropped Google AdSense Apr 2019 · Advertising Networks
- added Google Analytics Mar 2019 · Analytics
- added Lodash Mar 2019 · JavaScript Libraries
- 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
2018 6 added
- added Google Analytics Sep 2018 · Analytics
- added Lodash Sep 2018 · JavaScript Libraries
- added Google Tag Manager Jun 2018 · Tag Managers
- added Raphael Jun 2018 · JavaScript Graphics
- added Varnish Jun 2018 · Cache Tools
- added Prebid May 2018 · Advertising Networks