What powers hdjsign.com?
Last seen Oct 2026 · 34 technologies across 15 categories
Analytics
CDN
Ecommerce
Font scripts
JavaScript libraries
Miscellaneous
PaaS
Payment processors
Performance
Reviews
Security
SEO
Shopify apps
Tag managers
UI frameworks
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
- llms-full.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.65 / 10 · ranked #2,248,402 of all domains
66 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.7 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 12.7 MB · 413 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (23.227.38.65)
- DNS: Alibaba Cloud DNS
- Email: Alibaba Mail
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, expires Oct 2026
- Common Crawl link graph: rank 7,679,766
- Verified with: Google, Pinterest
DNS records as swept Oct 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped cdnjs Oct 2026
- dropped crypto-js Oct 2026
- dropped GSAP Oct 2026
- dropped Judge.me Oct 2026
- dropped Klarna Checkout Oct 2026
- dropped lit-element Oct 2026
- dropped lit-html Oct 2026
- dropped MobX Oct 2026
- dropped Product Personalizer Oct 2026
- dropped Sentry Oct 2026
- dropped SweetAlert2 Oct 2026
- dropped Three.js Oct 2026
- dropped WhatsApp Business Chat Oct 2026
- dropped React Sep 2026
- detected Three.js Dec 2025
- dropped styled-components Nov 2025