What powers kellerfilters.com?
Last seen Jun 2026 · 40 technologies across 22 categories
Analytics
Google Analytics
since Apr 2020
Caching
Varnish
since Apr 2020
CDN
Cloudflare
since Dec 2025
CMS
Databases
Ecommerce
Cart Functionality
since Apr 2022
Amazon SES
since Aug 2022
Font scripts
JavaScript frameworks
JavaScript libraries
LazySizes
since Apr 2022
Miscellaneous
Mobile frameworks
PaaS
Page builders
wpBakery
since Jul 2021
Payment processors
SkyVerge
since Feb 2021
Programming languages
PHP
since Apr 2020
Security
Cloudflare Bot Management
since Dec 2025
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jul 2022
UI frameworks
Animate.css
since Apr 2020
Radix UI
since Jan 2024
shadcn/ui
since Jan 2024
Tailwind CSS
since Apr 2022
Web servers
Nginx
since Apr 2020
Webmail
Google Workspace
since Aug 2022
WordPress plugins
Google Tag Manager for WordPress
since Jun 2023
Audience
- 63% phone
- 37% desktop
India
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.95 / 10 · ranked #13,590,808 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.7 s |
| CLS | 0 |
| TTFB | 2000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 1.9 MB · 114 requests
- WordPress theme: kalium (child: kalium-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.kellerfilters.com | 34 |
| kellerfilters.com | 19 |
Full technology history →
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Recent changes
- detected HTTP/3 Jun 2026
- dropped WP Engine May 2026
- detected Kinsta Apr 2026
- dropped Fastly Jan 2026
- dropped GoDaddy Jan 2026
- detected Cloudflare Dec 2025
- detected Cloudflare Bot Management Dec 2025
- dropped reCAPTCHA Dec 2025
- dropped Underscore.js Dec 2025
- detected WP Engine Dec 2025
- detected reCAPTCHA Oct 2025
- detected Underscore.js Oct 2025