What powers carbonthirteen.com?
Last seen Aug 2026 · 47 technologies across 23 categories
Advertising
Linkedin Ads
since Feb 2026
Twitter Ads
since May 2021
Analytics
Google Analytics
since Jan 2021
HubSpot Analytics
since Feb 2021
Linkedin Insight Tag
since Feb 2021
CDN
Amazon S3
since Feb 2026
Cloudflare
since Jan 2021
Google Hosted Libraries
since Nov 2023
jsDelivr
since Nov 2023
CMS
WordPress
since Jan 2021
Cookie compliance
Databases
MySQL
since Jan 2021
Font scripts
Font Awesome
since Jan 2021
Google Font API
since Jan 2021
JavaScript frameworks
React
since Feb 2026
JavaScript libraries
Marketing automation
HubSpot
since Jan 2021
Miscellaneous
Mobile frameworks
PaaS
Amazon Web Services
since Feb 2026
Performance
Priority Hints
since Nov 2023
Programming languages
PHP
since Jan 2021
Search engines
Algolia
since Feb 2026
Security
Cloudflare Bot Management
since Nov 2021
HSTS
since Feb 2026
SEO
Ahrefs
since Jun 2023
Tag managers
Google Tag Manager
since Jan 2021
UI frameworks
Bootstrap
since Nov 2023
Video players
YouTube
since Apr 2025
Webmail
Microsoft 365
since Aug 2022
WordPress plugins
The Events Calendar
since Nov 2023
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 86% desktop
- 14% phone
United Kingdom
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.03 / 10 · ranked #545,212 of all domains
91 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.6 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United Kingdom)
- CDN: Cloudflare
- Weight: 14.1 MB · 183 requests
- WordPress theme: divi · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Subdomains
| Host | Techs |
|---|---|
| carbonthirteen.com | 36 |
| investors.carbonthirteen.com | 29 |
| apply.carbonthirteen.com | 18 |
Full technology history →
Report an incorrect detection
Recent changes
- detected PWA Aug 2026
- detected Ahrefs Jul 2026
- detected Algolia Jul 2026
- detected Amazon S3 Jul 2026
- detected Amazon Web Services Jul 2026
- detected Bootstrap Jul 2026
- detected Cloudflare Jul 2026
- detected Cloudflare Bot Management Jul 2026
- detected CookieYes Jul 2026
- detected core-js Jul 2026
- detected Divi Jul 2026
- detected Facebook Pixel Jul 2026
- detected Font Awesome Jul 2026
- detected Google Analytics Jul 2026
- detected Google Font API Jul 2026
- detected Google Hosted Libraries Jul 2026
- detected Google Tag Manager Jul 2026
- detected HSTS Jul 2026
- detected HTTP/3 Jul 2026
- detected HubSpot Jul 2026
- detected HubSpot Analytics Jul 2026
- detected HubSpot WordPress plugin Jul 2026
- detected jQuery Jul 2026
- detected jQuery Migrate Jul 2026
- detected jQuery Mobile Jul 2026
- detected jsDelivr Jul 2026
- detected Linkedin Ads Jul 2026
- detected Linkedin Insight Tag Jul 2026
- detected MediaElement.js Jul 2026
- detected Microsoft 365 Jul 2026
- detected MySQL Jul 2026
- detected Open Graph Jul 2026
- detected PDF.js Jul 2026
- detected PHP Jul 2026
- detected Priority Hints Jul 2026
- detected Prism Jul 2026
- detected React Jul 2026
- detected React Router Jul 2026
- detected RSS Jul 2026
- detected Site Kit Jul 2026
- detected The Events Calendar Jul 2026
- detected Twitter Ads Jul 2026
- detected WordPress Jul 2026
- detected Yoast SEO Jul 2026
- detected Yoast SEO Premium Jul 2026
- detected YouTube Jul 2026
- dropped Apollo Jun 2026
- dropped GraphQL Jun 2026
- dropped Lodash Jun 2026
- dropped TypeScript Jun 2026