What powers pdf-summarizer.com?
Last seen Sep 2026 · 18 technologies across 12 categories
Analytics
Google Analytics
since Aug 2023
CDN
Font scripts
Google Font API
since Aug 2023
JavaScript libraries
Live chat
Tawk.to
since Nov 2025
Miscellaneous
Operating systems
Ubuntu
since Feb 2025
PaaS
Amazon Web Services
since Aug 2023
Programming languages
Node.js
since Aug 2023
Security
Cloudflare Bot Management
since Nov 2023
HSTS
since Feb 2025
Video players
Web servers
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
- 94% desktop
- 6% phone
India
Brazil
United Kingdom
United States
Australia
Indonesia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.26 / 10 · ranked #9,126,922 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3 s |
| INP | 150 ms |
| CLS | 0.15 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 1.5 MB · 59 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Microsoft (20.98.163.111)
- DNS: Amazon Route 53
- Email: Zoho Mail
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 12,038,857, 2 hosts
- Verified with: Zoho
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| pdf-summarizer.com | 18 |
| www.pdf-summarizer.com | 18 |
Full technology history →
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