What powers x4pharma.com?
Last seen Sep 2026 · 41 technologies across 21 categories
Analytics
Adobe Analytics
since Aug 2022
CDN
Akamai
since Aug 2022
jQuery CDN
since Jan 2023
CMS
Customer data platform
Adobe Experience Platform Identity Service
since Aug 2022
Databases
MySQL
since Apr 2020
Mailgun
since Jan 2024
Font scripts
Google Font API
since Apr 2020
Twitter Emoji (Twemoji)
since Apr 2020
Hosting
Acquia Cloud Site Factory
since Aug 2022
Drupal Multisite
since Aug 2022
JavaScript frameworks
GSAP
since Jan 2023
JavaScript libraries
Isotope
since Jan 2023
Modernizr
since Aug 2022
prettyPhoto
since Jan 2023
Select2
since Nov 2022
Underscore.js
since Aug 2022
Miscellaneous
PaaS
Page builders
wpBakery
since Jan 2023
Performance
Priority Hints
since Sep 2023
Programming languages
PHP
since Apr 2020
Security
HSTS
since Sep 2022
Tag managers
Adobe Experience Platform Launch
since Aug 2022
Google Tag Manager
since Mar 2021
Web servers
Nginx
since Apr 2020
Webmail
Apple iCloud Mail
since Nov 2024
Widgets
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.21 / 10 · ranked #1,249,016 of all domains
54 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Google
- Weight: 1.4 MB · 56 requests
- WordPress theme: unicon (child: x4_pharmaceuticals) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- X4 Pharmaceuticals (X4 Pharmaceuticals, Inc. (United States) on Wikidata)
- Country: United States
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Google Cloud (104.196.103.209)
- Email: Mimecast
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 8,414,970, 3 hosts
- Verified with: Adobe, Apple Business, DocuSign
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| investors.x4pharma.com | 28 |
| www.x4pharma.com | 24 |