What powers 
cer.bo?
Last seen Aug 2026 · 61 technologies across 28 categories
Advertising
Analytics
Caching
CDN
CMS
Databases
Documentation
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Marketing automation
Miscellaneous
Operating systems
PaaS
Page builders
Performance
Programming languages
Reverse proxies
Security
SEO
Tag managers
UI frameworks
Web frameworks
Web server extensions
Web servers
Webmail
WordPress plugins
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 74% desktop
- 26% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.11 / 10 · ranked #500,274 of all domains
80 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 2.2 MB · 91 requests
- WordPress theme: cerbo2025 · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (141.193.213.10)
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC reject
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 7,459,355, 5 hosts
- Verified with: Apple Business, Atlassian, Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.cer.bo | 32 |
| cer.bo | 28 |
| help.cer.bo | 20 |
| docs.cer.bo | 15 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped jsDelivr Apr 2026
- detected Microsoft Advertising Apr 2026
- dropped Webflow Apr 2026
- dropped Webpack Apr 2026
- detected Microsoft Clarity Mar 2026
- detected OWL Carousel Mar 2026
- detected Priority Hints Mar 2026
- detected Twitter Emoji (Twemoji) Mar 2026
- detected WP Engine Mar 2026
- detected Yoast SEO Premium Mar 2026
- detected Facebook Pixel Dec 2025
- detected Reddit Ads Dec 2025
- detected Zendesk Oct 2025