Content Delivery Network (CDN)

cdnjsFirst detected on:
https://harpercollins.com.br/

jsDelivrFirst detected on:
https://harpercollins.com.br/

jQuery CDNFirst detected on:
https://harpercollins.com.br/

CloudflareFirst detected on:
https://harpercollins.com.br/
Data Analytics

Crazy EggFirst detected on:
https://harpercollins.com.br/
Email Marketing Platform

SailthruFirst detected on:
https://harpercollins.com.br/
Frontend Toolkit Framwork

BootstrapFirst detected on:
https://harpercollins.com.br/
JavaScript framework

Vue.jsFirst detected on:
https://harpercollins.com.br/
JavaScript library

jQueryFirst detected on:
https://harpercollins.com.br/

AxiosFirst detected on:
https://harpercollins.com.br/

core-jsFirst detected on:
https://harpercollins.com.br/

SwiperFirst detected on:
https://harpercollins.com.br/
Marketing automation

SailthruFirst detected on:
https://harpercollins.com.br/
Online Store / E-commerce

ShopifyFirst detected on:
https://harpercollins.com.br/
Personalisation

SailthruFirst detected on:
https://harpercollins.com.br/
Search engine

AlgoliaFirst detected on:
https://harpercollins.com.br/
Shopify Plugin

InstafeedFirst detected on:
https://harpercollins.com.br/
Web Performance Optimization
Web Security

HSTSFirst detected on:
https://harpercollins.com.br/
Web Utility Tool

Open GraphFirst detected on:
https://harpercollins.com.br/

HTTP/3First detected on:
https://harpercollins.com.br/

PopperFirst detected on:
https://harpercollins.com.br/