What powers pdfannotator.com?
Last seen Sep 2026 · 15 technologies across 10 categories
Advertising
Microsoft Advertising
since Feb 2021
Analytics
Fathom
since Jun 2024
Google Analytics
since Jun 2018
Cookie compliance
CookieFirst
since Apr 2024
Ecommerce
Cart Functionality
since Feb 2022
JavaScript libraries
Miscellaneous
RSS
since Dec 2022
Security
Tag managers
Google Tag Manager
since May 2017
UI frameworks
Web servers
Nginx
since May 2017
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
- 83% desktop
- 15% phone
- 3% tablet
United States
India
Germany
Canada
United Kingdom
Peru
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.35 / 10 · ranked #1,062,798 of all domains
56 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 1.8 MB · 68 requests
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on DigitalOcean (167.99.19.110)
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 1,209,007, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted