What powers checkmark.com?
Last seen Jun 2026 · 39 technologies across 18 categories
Advertising
Microsoft Advertising
since Feb 2021
Analytics
Google Analytics
since May 2019
Microsoft Clarity
since Sep 2022
CDN
CMS
Databases
MySQL
since Mar 2020
Font scripts
Google Font API
since Jan 2019
Twitter Emoji (Twemoji)
since Mar 2020
Hosting
GoDaddy
since Aug 2022
JavaScript libraries
Live chat
Comm100
since Feb 2022
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Operating systems
Windows Server
since May 2019
Performance
Priority Hints
since Aug 2023
Programming languages
PHP
since Mar 2020
UI frameworks
Web frameworks
Web servers
Apache HTTP Server
since Jan 2019
WordPress plugins
Jetpack
since Feb 2022
Jetpack Boost
since Jun 2023
Polylang
since Aug 2025
RankMath SEO
since Nov 2022
WordPress Super Cache
since Mar 2020
WordPress themes
Kadence WP Kadence
since Nov 2022
Audience
- 85% desktop
- 15% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.50 / 10 · ranked #893,019 of all domains
82 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- Weight: 3.9 MB · 128 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| blog.checkmark.com | 23 |
| kb.checkmark.com | 17 |
| app.checkmark.com | 15 |
| checkmark.com | 14 |
| www.checkmark.com | 14 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025
- detected Polylang Aug 2025