What powers userful.com?

Last seen Aug 2026 · 65 technologies across 32 categories

Analytics

Facebook Pixel v2.9.52
since Jun 2021
Google Analytics
since Aug 2018
HubSpot Analytics
since Feb 2021
Linkedin Insight Tag
since Feb 2021
Matomo Analytics
since Aug 2020
Microsoft Clarity
since Jan 2025
Zoominfo
since Nov 2021

CDN

Amazon S3
since Dec 2022
cdnjs
since Nov 2021
Cloudflare
since Oct 2021
jQuery CDN
since Feb 2022
Unpkg
since May 2024

CMS

HubSpot CMS Hub
since Oct 2021

Cookie compliance

Customer data platform

Segment v2.5.12
since Dec 2022

Databases

MongoDB
since Dec 2022

Documentation

GitBook
since Jul 2022

Email

Amazon SES
since Jan 2024

Font scripts

Font Awesome
since Aug 2018
Google Font API
since Aug 2018

Issue trackers

Sentry v9.6.1
since Jul 2022

JavaScript frameworks

Meteor v2.8.1
since Dec 2022
Next.js v16.2.11
since Mar 2024
Next.js App Router
since Mar 2024
React
since Jul 2022

JavaScript graphics

ApexCharts.js
since May 2023

JavaScript libraries

core-js v3.1.3
since Sep 2021
jQuery v1.12.4
since Aug 2018
jQuery Migrate v3.0.1
since Jan 2019
Lodash v1.5.2
since Dec 2022
Slick v1.9.0
since Oct 2021
Swiper
since May 2024

Live chat

HubSpot Chat
since Jun 2021

Marketing automation

HubSpot
since Jul 2020
MailChimp
since Aug 2022

Miscellaneous

HTTP/3
since Dec 2022
Open Graph
since Sep 2022
RSS
since Dec 2022
Webpack
since Mar 2024

Operating systems

CentOS
since Jan 2020

PaaS

Amazon Web Services
since Dec 2022
Vercel
since Oct 2025

Page builders

Webflow
since Oct 2021

Payment processors

Stripe v3
since Dec 2022

Performance

Priority Hints
since Mar 2024

Programming languages

Node.js
since Dec 2022
Perl v5.16.3
since Jan 2020
PHP v7.4.33
since Aug 2018
Python v2.7.5
since Jan 2020

Security

Cloudflare Bot Management
since Nov 2021
HSTS
since Sep 2022

Tag managers

Google Tag Manager
since Aug 2018

Translation

Weglot
since Oct 2021

UI frameworks

Bootstrap v4.3.1
since Aug 2018

Video players

Wistia
since Oct 2025

Web server extensions

mod_perl v2.0.11
since Jan 2020
mod_wsgi v3.4
since Jan 2020
OpenSSL v1.0.2k
since Jan 2020

Web servers

Apache HTTP Server v2.4.6
since Feb 2019

Webmail

Apple iCloud Mail
since Jun 2024
Google Workspace
since Aug 2022

Widgets

Facebook
since Aug 2018
Wheelio
since Sep 2021

Wikis

MediaWiki v1.34.0
since Feb 2019

AI Crawlers

Blocks all crawlers by default in robots.txt (User-agent: *). Checked Sep 2026.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

Content Signals: search=no ai-train=no ai-input=no declared in robots.txt

  • Sep 2026 Content Signals changed
  • Sep 2026 *: Blocked (was Restricted)

See who blocks each AI crawler across the web

AI Crawlers

All crawlers blocked

Standards: Content Signals

Full breakdown

Audience

  • 90% desktop
  • 10% phone
  • Canada

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

4.69 / 10 · ranked #336,665 of all domains

186 referring domains · OpenPageRank

Core Web Vitals

LCP1.5 s
INP25 ms
CLS0.15
TTFB600 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: English
  • CDN: Cloudflare
  • Weight: 3.2 MB · 128 requests
  • Structured data: OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Sep 2026.

Subdomains

HostTechs
www.userful.com 31
ar.userful.com 30
es.userful.com 30
fr.userful.com 27
userful.com 22
docs.userful.com 20
manage.userful.com 19
support.userful.com 19

Full technology history →
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