Technology history for prep4usmle.com
Stack size over time
From 3 detected technologies in Apr 2018 to 19 in Sep 2025 (peak 31).
Currently detected
- Apache HTTP Server since Apr 2018
- comScore since Apr 2018
- DoubleClick for Publishers (DFP) since Apr 2018
- Google Analytics since Jun 2018
- jQuery since Jun 2018
- jQuery UI since Jun 2018
- Google Tag Manager since Jun 2018
- jQuery Migrate since Jan 2019
- Google Publisher Tag since Feb 2021
- Amazon Advertising since Jun 2021
- Sovrn//Commerce since Jun 2021
- Facebook Login since Jul 2021
- Google Hosted Libraries since Feb 2022
- Sortable since Feb 2022
- HSTS since Sep 2022
- HTTP/3 since Sep 2022
- RSS since Dec 2022
- Varnish since Nov 2023
- Sendgrid since Mar 2024
Previously used
- Cloudflare Jul 2020 to Sep 2023 · 3 yrs
- Cloudflare Bot Management Jan 2022 to Sep 2023 · 1 yr
- Google Cloud Jul 2018 to Sep 2023 · 5 yrs
- Google Cloud CDN Apr 2022 to Sep 2023 · 1 yr
- AppNexus Apr 2019 to May 2023 · 4 yrs
- core-js Sep 2021 to May 2023 · 1 yr
- Criteo Sep 2022 to May 2023 · 8 mo
- OpenX Jul 2021 to May 2023 · 1 yr
- PubMatic Jul 2021 to May 2023 · 1 yr
- Quantcast Choice Aug 2020 to May 2023 · 2 yrs
- Rubicon Project Jul 2021 to May 2023 · 1 yr
- reCAPTCHA Apr 2022 to Apr 2023 · 1 yr
- Cloudflare Network Error Logging Feb 2022 to Oct 2022 · 8 mo
- Unpkg Aug 2021 to Sep 2022 · 1 yr
- web-vitals Sep 2022 to Sep 2022 · 1 mo
- Skimlinks May 2022 to Jul 2022 · 2 mo
- Facebook Jun 2018 to Apr 2022 · 3 yrs
- Google AdSense Jun 2018 to Oct 2021 · 3 yrs
- Wheelio Sep 2021 to Oct 2021 · 1 mo
- VigLink Jun 2018 to May 2021 · 2 yrs
- New Relic Jun 2018 to Jun 2018 · 1 mo
- PHP Jun 2018 to Jun 2018 · 1 mo
Timeline
2023 1 added · 12 dropped · 1 switched
- dropped Cloudflare Dec 2023 · CDN
- dropped Cloudflare Bot Management Dec 2023 · Security
- dropped Google Cloud Dec 2023 · IaaS
- dropped Google Cloud CDN Dec 2023 · CDN
- dropped AppNexus Aug 2023 · Advertising
- dropped core-js Aug 2023 · JavaScript libraries
- dropped Criteo Aug 2023 · Advertising
- dropped OpenX Aug 2023 · Advertising
- dropped PubMatic Aug 2023 · Advertising
- dropped Quantcast Choice Aug 2023 · Cookie compliance
- dropped Rubicon Project Aug 2023 · Advertising
- switched reCAPTCHA Cloudflare Bot Management May 2023 · Security
- added HTTP/3 May 2023 · Miscellaneous
- dropped HTTP/3 Jan 2023 · Miscellaneous
2022 35 added · 5 dropped · 2 switched
- dropped Cloudflare Network Error Logging Dec 2022 · Issue trackers
- added RSS Dec 2022 · Miscellaneous
- dropped Unpkg Dec 2022 · CDN
- dropped web-vitals Dec 2022 · JavaScript libraries
- added Criteo Sep 2022 · Advertising
- added HSTS Sep 2022 · Security
- added HTTP/3 Sep 2022 · Miscellaneous
- added Unpkg Sep 2022 · CDN
- added web-vitals Sep 2022 · JavaScript libraries
- added Amazon Advertising Aug 2022 · Advertising
- added AppNexus Aug 2022 · Advertising
- added Cloudflare Aug 2022 · CDN
- added Cloudflare Network Error Logging Aug 2022 · Issue trackers
- added comScore 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 Cloud Aug 2022 · IaaS
- added Google Cloud CDN Aug 2022 · CDN
- added Google Hosted Libraries Aug 2022 · CDN
- added Google Publisher Tag Aug 2022 · Advertising
- added Google Tag Manager Aug 2022 · Tag managers
- added jQuery Aug 2022 · JavaScript libraries
- added jQuery Migrate Aug 2022 · JavaScript libraries
- added jQuery UI Aug 2022 · JavaScript libraries
- added OpenX Aug 2022 · Advertising
- added PubMatic Aug 2022 · Advertising
- added Quantcast Choice Aug 2022 · Cookie compliance
- added reCAPTCHA Aug 2022 · Security
- added Rubicon Project Aug 2022 · Advertising
- added Sortable Aug 2022 · Advertising
- switched Skimlinks Sovrn//Commerce Aug 2022 · Affiliate programs
- dropped Facebook Jun 2022 · Widgets
- added Skimlinks May 2022 · Affiliate programs
- added Google Cloud CDN Apr 2022 · CDN
- added reCAPTCHA Apr 2022 · Security
- dropped Cloudflare Bot Management Mar 2022 · Security
- added Cloudflare Network Error Logging Feb 2022 · Issue trackers
- added Google Hosted Libraries Feb 2022 · CDN
- switched Google AdSense Sortable Feb 2022 · Advertising
- added Cloudflare Bot Management Jan 2022 · Security
2021 15 added · 8 dropped
- dropped Wheelio Dec 2021 · Widgets
- dropped Unpkg Oct 2021 · CDN
- added core-js Sep 2021 · JavaScript libraries
- added Wheelio Sep 2021 · Widgets
- added Unpkg Aug 2021 · CDN
- added Facebook Login Jul 2021 · Social logins
- added Google AdSense Jul 2021 · Advertising
- added Google Tag Manager Jul 2021 · Tag managers
- added jQuery Jul 2021 · JavaScript libraries
- added jQuery Migrate Jul 2021 · JavaScript libraries
- added jQuery UI Jul 2021 · JavaScript libraries
- added OpenX Jul 2021 · Advertising
- added PubMatic Jul 2021 · Advertising
- added Rubicon Project Jul 2021 · Advertising
- dropped VigLink Jul 2021 · Advertising
- added Amazon Advertising Jun 2021 · Advertising
- added Sovrn//Commerce Jun 2021 · Affiliate programs
- dropped Google AdSense Mar 2021 · Advertising
- dropped Google Tag Manager Mar 2021 · Tag managers
- dropped jQuery Mar 2021 · JavaScript libraries
- dropped jQuery Migrate Mar 2021 · JavaScript libraries
- dropped jQuery UI Mar 2021 · JavaScript libraries
- added Google Publisher Tag Feb 2021 · Advertising
2020 2 added · 1 dropped
- dropped Apache HTTP Server Aug 2020 · Web servers
- added Quantcast Choice Aug 2020 · Cookie compliance
- added Cloudflare Jul 2020 · CDN
2019 13 added · 2 dropped
- added AppNexus Apr 2019 · Advertising Networks
- added Apache HTTP Server Mar 2019 · Web Servers
- added comScore Mar 2019 · Analytics
- added DoubleClick for Publishers (DFP) Mar 2019 · Advertising Networks
- added Facebook Mar 2019 · Widgets
- added Google AdSense Mar 2019 · Advertising Networks
- added Google Analytics Mar 2019 · Analytics
- added Google Cloud Mar 2019 · CDN
- added Google Tag Manager Mar 2019 · Tag Managers
- added jQuery Mar 2019 · JavaScript Libraries
- added jQuery Migrate Mar 2019 · JavaScript Libraries
- added jQuery UI Mar 2019 · JavaScript Libraries
- added VigLink Mar 2019 · Advertising Networks
- dropped New Relic Jan 2019 · Analytics
- dropped PHP Jan 2019 · Programming Languages
2018 10 added
- added Google Cloud Jul 2018 · CDN
- added Facebook Jun 2018 · Widgets
- added Google AdSense Jun 2018 · Advertising Networks
- added Google Analytics Jun 2018 · Analytics
- added Google Tag Manager Jun 2018 · Tag Managers
- added jQuery Jun 2018 · JavaScript Frameworks
- added jQuery UI Jun 2018 · JavaScript Frameworks
- added New Relic Jun 2018 · Analytics
- added PHP Jun 2018 · Programming Languages
- added VigLink Jun 2018 · Advertising Networks