What powers pdfgpt.io?
Last seen Oct 2026 · 27 technologies across 17 categories
Advertising
Affiliate programs
Analytics
Authentication
CDN
Development
Font scripts
Hosting
JavaScript frameworks
Miscellaneous
PaaS
Performance
Programming languages
Security
Tag managers
UI frameworks
Webmail
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 found
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 54% phone
- 46% desktop
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.22 / 10 · ranked #1,239,490 of all domains
45 referring domains · OpenPageRank
Core Web Vitals
| LCP | 5.5 s |
| INP | 175 ms |
| CLS | 0 |
| TTFB | 3100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 4.1 MB · 93 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- PdfGPT
- Industry: Software and apps (declares
SoftwareApplication) - Profiles: LinkedIn, Instagram, Facebook, X
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (104.21.26.32, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 2,066,326, 5 hosts
- Verified with: Brevo, Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| pdfgpt.io | 18 |
| www.pdfgpt.io | 18 |
Full technology history →
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