Technology history for who-called.us
Stack size over time
From 10 detected technologies in Feb 2020 to 13 in Aug 2026 (peak 15).
Currently detected
- Cloudflare since Feb 2020
- Google AdSense since Feb 2020
- Google Analytics since Feb 2020
- Google Tag Manager since Feb 2020
- jQuery since Feb 2020
- reCAPTCHA since Apr 2022
- Cloudflare Bot Management since Oct 2022
- HSTS since Oct 2022
- Funding Choices since Dec 2022
- HTTP/3 since May 2023
- Cloudflare Zaraz since Dec 2023
- Google Font API since Dec 2023
- Open Graph since Nov 2025
Previously used
- AddThis Nov 2020 to Mar 2026 · 5 yrs
- Instant.Page Aug 2024 to Mar 2026 · 1 yr
- Snowplow Analytics Sep 2024 to Sep 2025 · 1 yr
- Bootstrap Feb 2020 to Feb 2024 · 4 yrs
- Google Maps Apr 2023 to Feb 2024 · 10 mo
- jQuery CDN Nov 2022 to Mar 2023 · 4 mo
- Microsoft Ajax Content Delivery Network Feb 2022 to Mar 2023 · 1 yr
- PWA Aug 2022 to Feb 2023 · 6 mo
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Cloudflare Rocket Loader Oct 2022 to Oct 2022 · 1 mo
- Google Remarketing Tag Jul 2021 to May 2022 · 10 mo
- Tailwind CSS Apr 2022 to Apr 2022 · 1 mo
- IIS Feb 2020 to Sep 2021 · 1 yr
- Microsoft ASP.NET Feb 2020 to Sep 2021 · 1 yr
- Wheelio Sep 2021 to Sep 2021 · 1 mo
- Windows Server Feb 2020 to Sep 2021 · 1 yr
- Moat May 2021 to May 2021 · 1 mo
- React Feb 2020 to Jun 2020 · 4 mo
Timeline
2026 12 added · 1 dropped · 1 switched
- added Cloudflare Jul 2026 · CDN
- added Cloudflare Bot Management Jul 2026 · Security
- switched Instant.Page Cloudflare Zaraz Jul 2026 · Performance
- added Funding Choices Jul 2026 · Cookie compliance
- added Google AdSense Jul 2026 · Advertising
- added Google Analytics Jul 2026 · Analytics
- added Google Font API Jul 2026 · Font scripts
- added Google Tag Manager Jul 2026 · Tag managers
- added HSTS Jul 2026 · Security
- added HTTP/3 Jul 2026 · Miscellaneous
- added jQuery Jul 2026 · JavaScript libraries
- added Open Graph Jul 2026 · Miscellaneous
- added reCAPTCHA Jul 2026 · Security
- dropped AddThis May 2026 · Widgets
2025 5 added · 3 dropped
- added Google Font API Nov 2025 · Font scripts
- added Open Graph Nov 2025 · Miscellaneous
- dropped Snowplow Analytics Nov 2025 · Analytics
- dropped Google Font API Oct 2025 · Font scripts
- added Google Font API Jul 2025 · Font scripts
- dropped Snowplow Analytics Jul 2025 · Analytics
- added Snowplow Analytics May 2025 · Analytics
- added AddThis Feb 2025 · Widgets
2024 3 added · 6 dropped
- added Google Tag Manager Dec 2024 · Tag managers
- dropped Google Tag Manager Nov 2024 · Tag managers
- dropped Snowplow Analytics Nov 2024 · Analytics
- dropped Google Font API Sep 2024 · Font scripts
- added Snowplow Analytics Sep 2024 · Analytics
- added Google Font API Jun 2024 · Font scripts
- dropped Bootstrap Apr 2024 · UI frameworks
- dropped Google Font API Apr 2024 · Font scripts
- dropped Google Maps Apr 2024 · Maps
2023 15 added · 5 dropped · 1 switched
- added Cloudflare Zaraz Dec 2023 · Performance
- added Google Font API Dec 2023 · Font scripts
- added Google Tag Manager Oct 2023 · Tag managers
- dropped Cloudflare Bot Management Sep 2023 · Security
- dropped Google Tag Manager Aug 2023 · Tag managers
- added Google Tag Manager Jun 2023 · Tag managers
- added Bootstrap May 2023 · UI frameworks
- added Cloudflare May 2023 · CDN
- added Cloudflare Bot Management May 2023 · Security
- added Funding Choices May 2023 · Cookie compliance
- added Google AdSense May 2023 · Advertising
- added Google Analytics May 2023 · Analytics
- added Google Maps May 2023 · Maps
- dropped Google Tag Manager May 2023 · Tag managers
- added HSTS May 2023 · Security
- switched PWA HTTP/3 May 2023 · Miscellaneous
- added jQuery May 2023 · JavaScript libraries
- dropped jQuery CDN May 2023 · CDN
- dropped Microsoft Ajax Content Delivery Network May 2023 · CDN
- added reCAPTCHA May 2023 · Security
- added Google Maps Apr 2023 · Maps
2022 14 added · 3 dropped · 1 switched
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- dropped Cloudflare Rocket Loader Dec 2022 · Performance
- added Funding Choices Dec 2022 · Cookie compliance
- switched Tailwind CSS Bootstrap Aug 2022 · UI frameworks
- added Cloudflare Aug 2022 · CDN
- added Cloudflare Network Error Logging Aug 2022 · Issue trackers
- added Google AdSense Aug 2022 · Advertising
- added Google Analytics Aug 2022 · Analytics
- added Google Tag Manager Aug 2022 · Tag managers
- added jQuery Aug 2022 · JavaScript libraries
- added Microsoft Ajax Content Delivery Network Aug 2022 · CDN
- added PWA Aug 2022 · Miscellaneous
- added reCAPTCHA Aug 2022 · Security
- dropped Google Remarketing Tag Jul 2022 · Retargeting
- added reCAPTCHA Apr 2022 · Security
- added Tailwind CSS Apr 2022 · UI frameworks
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- added Microsoft Ajax Content Delivery Network Feb 2022 · CDN
2021 5 added · 8 dropped
- dropped IIS Nov 2021 · Web servers
- dropped Microsoft ASP.NET Nov 2021 · Web frameworks
- dropped Wheelio Nov 2021 · Widgets
- dropped Windows Server Nov 2021 · Operating systems
- added Wheelio Sep 2021 · Widgets
- dropped AddThis Jul 2021 · Widgets
- added Google Remarketing Tag Jul 2021 · Retargeting
- dropped Moat Jul 2021 · Analytics
- added Windows Server Jun 2021 · Operating systems
- added AddThis May 2021 · Widgets
- added Moat May 2021 · Analytics
- dropped Windows Server Mar 2021 · Operating systems
- dropped AddThis Feb 2021 · Widgets