What powers jsonviewer.io?
Last seen Jul 2026 · 16 technologies across 10 categories
Analytics
Vercel Analytics
since Jan 2026
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Vercel
since Jan 2026
Performance
Priority Hints
since Apr 2026
Programming languages
Node.js
since Jan 2026
Rich text editors
Monaco Editor
since Jul 2026
Security
HSTS
since Jan 2026
UI frameworks
Tailwind CSS
since Jan 2026
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.87 / 10 · ranked #15,034,682 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 100 ms |
| CLS | 0.15 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (76.76.21.21)
- DNS: Namecheap
- Email: Namecheap
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 8,868,008
DNS records as swept Sep 2026, certificate as seen Oct 2026. How the web is hosted