What powers lookbr.com.br?
Last seen Sep 2026 · 20 technologies across 9 categories
Analytics
Authentication
CDN
Ecommerce
Font scripts
JavaScript libraries
Live chat
Miscellaneous
PaaS
AI Crawlers
Blocks 5 of 33 AI crawlers we track by name in its robots.txt, restricts 8 more. Checked Sep 2026.
Training crawlers
- Bytespider Blocked
- CCBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- Webzio-Extended Blocked
- Applebot-Extended Restricted
- ClaudeBot Restricted
- Google-Extended Restricted
- GPTBot Restricted
- meta-externalagent Restricted
Search and AI assistants
- PerplexityBot Restricted
User-request fetchers
- ChatGPT-User Restricted
- Claude-User Restricted
The other 20 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
5 of 33 AI crawlers blocked
Audience
Brazil
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.38 / 10 · ranked #40,803,512 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 100 ms |
| CLS | 0.2 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Portuguese (Brazil)
- CDN: Amazon CloudFront
- Weight: 3.3 MB · 142 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Amazon Web Services (54.232.92.235)
- DNS: Locaweb
- Email: Locaweb
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 97,636,381
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 AddToAny Dec 2025
- dropped Cloudflare Bot Management Dec 2025