What powers unilibros.co?
Last seen Sep 2026 · 54 technologies across 25 categories
Advertising
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AI Crawlers
Blocks 15 of 33 AI crawlers we track by name in its robots.txt, restricts 6 more. Checked Sep 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- FacebookBot Blocked
- ImagesiftBot Blocked
- img2dataset Blocked
- meta-externalagent Blocked
- Webzio-Extended Blocked
- ClaudeBot Restricted
- Google-Extended Restricted
- GPTBot Restricted
Search and AI assistants
- Amazonbot Blocked
- Applebot Blocked
- PetalBot Blocked
- YouBot Blocked
- OAI-SearchBot Restricted
- PerplexityBot Restricted
User-request fetchers
- meta-externalfetcher Blocked
- ChatGPT-User Restricted
The other 12 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
15 of 33 AI crawlers blocked
Audience
- 54% phone
- 47% desktop
Colombia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.08 / 10 · ranked #1,459,595 of all domains
44 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.7 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Spanish
- CDN: Cloudflare
- Weight: 1.1 MB · 59 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Association of University Publishers of Colombia
- Founded: 1990
- Sector: academic publishing
- Country: Colombia
From Wikidata (CC0).
Infrastructure
- Hosted on Amazon Web Services (3.33.251.168)
- DNS: GoDaddy DNS
- Email: no MX record returned, SPF names Zoho Mail
- Email security: SPF (soft fail), DMARC monitor only
- SSL: ZeroSSL, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 609,731, 2 hosts
- Verified with: Brevo, Google, Zoho
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| unilibros.co | 35 |
| www.unilibros.co | 32 |
| catalogo27.unilibros.co | 2 |
Full technology history →
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