What powers merckvaccines.com?
Last seen Jun 2026 · 22 technologies across 17 categories
Accessibility
eSSENTIAL Accessibility
since Aug 2021
Analytics
Google Analytics
since Aug 2018
CMS
WordPress
since Apr 2020
Cookie compliance
OneTrust
since Aug 2020
Databases
MySQL
since Apr 2020
Ecommerce
Cart Functionality
since Oct 2021
Hosting
WordPress Multisite
since Dec 2024
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PWA
since Aug 2022
Page builders
WordPress Block Editor
since Jul 2024
Programming languages
PHP
since Apr 2020
TypeScript
since Oct 2025
Security
HSTS
since Sep 2022
SEO
Tag managers
Google Tag Manager
since Apr 2020
Video players
VideoJS
since Jul 2025
Web servers
Nginx
since Apr 2020
Audience
- 71% phone
- 28% desktop
- 1% tablet
United States
India
Canada
Mexico
Philippines
Thailand
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.70 / 10 · ranked #311,398 of all domains
153 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- Weight: 1.6 MB · 80 requests
- WordPress theme: cex-wpvip-mhh-merck-vivid360-theme-1-12 · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.merckvaccines.com | 18 |
| ordering.merckvaccines.com | 10 |
Full technology history →
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Recent changes
- dropped Hotjar Jan 2026
- dropped jQuery Migrate Jan 2026
- dropped Bootstrap Nov 2025
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025
- dropped DataTables Nov 2025
- dropped Google Font API Nov 2025
- dropped Java Nov 2025
- dropped jQuery UI Nov 2025
- dropped Moment.js Nov 2025
- dropped reCAPTCHA Nov 2025
- dropped SAP Commerce Cloud Nov 2025