What powers perfectum.eng.br?
Last seen Aug 2026 · 4 technologies across 4 categories
Analytics
Live chat
Tag managers
Web servers
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Brazil
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.41 / 10 · ranked #34,381,573 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| CLS | 0 |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Portuguese (Brazil)
- Weight: 0.6 MB · 33 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Locaweb (191.252.83.229)
- DNS: Locaweb
- Email: Locaweb
- Email security: SPF (hard fail), DMARC monitor only
- SSL: GlobalSign, RSA 4096, wildcard, expires Dec 2026
- Common Crawl link graph: rank 101,414,776
- Verified with: GlobalSign
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Apache HTTP Server Oct 2025