What powers justgreatcards.com?
Last seen Aug 2026 · 19 technologies across 13 categories
Advertising
Google Publisher Tag
since Dec 2025
ID5
since Dec 2025
Analytics
Cloudflare Browser Insights
since Dec 2025
Google Analytics
since Dec 2025
CDN
Cloudflare
since Dec 2025
Google Cloud CDN
since Jul 2026
CMS
WordPress
since Dec 2025
Cookie compliance
Funding Choices
since Mar 2026
Databases
MySQL
since Dec 2025
IaaS
Google Cloud
since Jul 2026
Snowplow Analytics
since Dec 2025
Miscellaneous
HTTP/3
since Dec 2025
Open Graph
since Dec 2025
Performance
Priority Hints
since Dec 2025
Programming languages
PHP
since Dec 2025
Security
reCAPTCHA
since Dec 2025
Tag managers
Google Tag Manager
since Dec 2025
WordPress plugins
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 not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.10 / 10 · ranked #112,115,788 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 150 ms |
| CLS | 0.05 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Cloudflare, Google
- Weight: 0.3 MB · 32 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Cloud Jul 2026
- detected Google Cloud CDN Jul 2026
- detected Redux Framework Jul 2026
- dropped core-js Jun 2026
- dropped Facebook Pixel Jun 2026
- dropped Google AdSense Jun 2026
- dropped TikTok Pixel Jun 2026
- detected ID5 May 2026
- detected Snowplow Analytics May 2026
- detected core-js Apr 2026
- detected Facebook Pixel Apr 2026
- detected Google AdSense Apr 2026
- detected TikTok Pixel Apr 2026
- dropped Complianz Mar 2026
- detected Funding Choices Mar 2026
- dropped Criteo Feb 2026
- dropped ID5 Feb 2026
- dropped jsDelivr Feb 2026
- dropped OpenX Feb 2026
- dropped Snowplow Analytics Feb 2026