What powers cardfree.com?
Last seen Aug 2026 · 45 technologies across 23 categories
Analytics
CDN
CMS
Customer data platform
Databases
Documentation
Ecommerce
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Page builders
Photo galleries
Programming languages
Security
Segmentation
Tag managers
UI frameworks
Video players
Web servers
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
- 83% phone
- 17% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.47 / 10 · ranked #922,254 of all domains
54 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.5 s |
| INP | 175 ms |
| CLS | 0.2 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 2.0 MB · 119 requests
- WordPress theme: dt-the7 (child: dt-the7-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (141.193.213.10)
- DNS: GoDaddy DNS
- Email: Proofpoint Essentials
- Email security: SPF (hard fail), DMARC reject, BIMI
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 1,070,971, 7 hosts
- Verified with: GlobalSign, Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| cardfree.com | 39 |
| account.cardfree.com | 9 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Priority Hints Aug 2026
- dropped Imperva Jul 2026
- dropped Amazon ALB Jun 2026
- detected Amazon CloudFront Jun 2026
- dropped Java Jun 2026
- dropped Yoast SEO Premium Jun 2026
- detected HTTP/3 May 2026
- detected VideoJS May 2026
- detected Twitter Emoji (Twemoji) Mar 2026
- detected Adobe Analytics Jan 2026
- detected Adobe Audience Manager Jan 2026
- detected Adobe Experience Platform Identity Service Jan 2026
- detected Adobe Experience Platform Launch Jan 2026
- dropped Google Workspace Jan 2026
- dropped Sendgrid Dec 2025
- detected Zendesk Nov 2025