What powers 
hf4.it?
Last seen Aug 2026 · 41 technologies across 20 categories
Analytics
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Mobile frameworks
PaaS
Performance
Programming languages
Security
Tag managers
UI frameworks
Video players
Web servers
WordPress plugins
AI Crawlers
Blocks 7 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- GPTBot Blocked
Search and AI assistants
- Amazonbot Blocked
- Applebot Blocked
- PetalBot Blocked
The other 26 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
7 of 33 AI crawlers blocked
Audience
Italy
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.96 / 10 · ranked #603,257 of all domains
99 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| CLS | 0 |
| TTFB | 1800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (34.252.216.45)
- DNS: Amazon Route 53
- Email: hf4.it
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 2,361,194, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected jQuery Mobile Aug 2026
- detected MetaSlider Aug 2026