What powers prep4usmle.com?

Advertising

Amazon Advertising

since Jun 2021

DoubleClick for Publishers (DFP)

since Apr 2018

Google Publisher Tag

since Feb 2021

Sortable

since Feb 2022

Affiliate programs

Sovrn//Commerce

since Jun 2021

Analytics

comScore

since Apr 2018

Google Analytics

since Jun 2018

Authentication

Facebook Login

since Jul 2021

Caching

Varnish

since Nov 2023

CDN

Google Hosted Libraries

since Feb 2022

Email

Sendgrid

since Mar 2024

JavaScript libraries

jQuery v1.11.3

since Jun 2018

jQuery Migrate

since Jan 2019

jQuery UI v1.11.4

since Jun 2018

Miscellaneous

HTTP/3

since Sep 2022

RSS

since Dec 2022

Security

HSTS

since Sep 2022

Tag managers

Google Tag Manager

since Jun 2018

Web servers

Apache HTTP Server

since Apr 2018