What powers filesize.org?
Last seen Aug 2026 · 25 technologies across 13 categories
Advertising
Analytics
Cloudflare Browser Insights
since Jun 2026
comScore
since Aug 2026
Google Analytics
since Jun 2026
Snowplow Analytics
since Aug 2026
CDN
Comment systems
Font scripts
Google Font API
since Jun 2026
Load balancers
Amazon ALB
since Aug 2026
Maps
Marketing automation
Mautic
since Aug 2026
Miscellaneous
HTTP/3
since Jun 2026
Open Graph
since Jun 2026
PaaS
Amazon Web Services
since Aug 2026
Security
Cloudflare Bot Management
since Aug 2026
Segmentation
Adobe Audience Manager
since Aug 2026
Tag managers
Google Tag Manager
since Aug 2026
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 55% phone
- 45% desktop
United States
India
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 1.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 1.6 MB · 970 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Full technology history →
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Recent changes
- detected Adobe Audience Manager Aug 2026
- detected Amazon ALB Aug 2026
- detected Amazon S3 Aug 2026
- detected Amazon Web Services Aug 2026
- detected AppNexus Aug 2026
- detected Cloudflare Bot Management Aug 2026
- detected comScore Aug 2026
- dropped Google AdSense Aug 2026
- detected Google Tag Manager Aug 2026
- detected GumGum Aug 2026
- detected ID5 Aug 2026
- detected Mautic Aug 2026
- detected OpenX Aug 2026
- detected Prebid Aug 2026
- detected PubMatic Aug 2026
- dropped reCAPTCHA Aug 2026
- detected Snowplow Analytics Aug 2026
- detected TripleLift Aug 2026