What powers iesmonterroso.org?
Last seen Oct 2026 · 12 technologies across 9 categories
Advertising
Microsoft Advertising
since Sep 2026
Cookie compliance
CookieYes
since Sep 2026
Font scripts
Google Font API
since Jan 2019
Hosting
IONOS
since Aug 2022
JavaScript libraries
Miscellaneous
HTTP/3
since Feb 2026
Open Graph
since Sep 2022
UI frameworks
Bootstrap
since Jan 2019
Web servers
Apache HTTP Server
since Jan 2019
Nginx
since Apr 2021
Webmail
Google Workspace
since Aug 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 90% phone
- 10% desktop
Spain
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.68 / 10 · ranked #5,099,759 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Spanish
- Weight: 1.2 MB · 22 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- I.E.S. Monterroso
- Industry: Education (declares
EducationalOrganization) - Profiles: Facebook, Instagram, X, YouTube
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on IONOS (82.223.205.142, IPv6)
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC reject
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 3,290,347, 6 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| iesmonterroso.org | 9 |
| matematicas.iesmonterroso.org | 5 |
| www.iesmonterroso.org | 4 |
Full technology history →
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Recent changes
- dropped Popper Oct 2026
- detected CookieYes Sep 2026
- detected Microsoft Advertising Sep 2026
- dropped cdnjs Aug 2026
- dropped Cloudflare Aug 2026
- dropped jsDelivr Aug 2026
- dropped Osano Aug 2026
- dropped Plesk Mar 2026
- dropped HSTS Feb 2026
- detected HTTP/3 Feb 2026