What powers ubl.ac.cr?

Last seen Oct 2026 · 45 technologies across 19 categories

Analytics

Google Analytics
since Jul 2019

CDN

cdnjs
since May 2022
Cloudflare
since May 2022
Google Hosted Libraries
since Apr 2022

DMS

Koha
since Jul 2024
Open Journal Systems v3.1.2.4
since Oct 2021

Ecommerce

Cart Functionality
since Jul 2024

Email

Mailjet
since Aug 2022

Font scripts

Font Awesome
since Oct 2021
Google Font API
since Oct 2021

Hosting panels

Plesk
since Oct 2021

JavaScript frameworks

Angular v8.2.14
since May 2026
RequireJS v2.3.7
since Nov 2023
Zone.js
since May 2026

JavaScript graphics

Chart.js
since May 2026
MathJax
since Nov 2023

JavaScript libraries

core-js v3.6.4
since Nov 2023
DataTables v1.10.18
since May 2026
Day.js
since Nov 2025
jQuery v2.1.3
since Jul 2019
jQuery Migrate v3.3.2
since Jul 2019
jQuery UI v1.12.0
since Jul 2019
LazySizes
since Aug 2022
Modernizr v2.8.3
since Aug 2022
Moment.js v2.21.0
since May 2026
YUI v3.18.1
since Nov 2023

LMS

Moodle
since Nov 2023

Miscellaneous

HTTP/3
since Mar 2026
Open Graph
since Sep 2022
Popper
since Apr 2022
PWA
since Aug 2022
Webpack
since May 2026

Operating systems

Ubuntu
since Jul 2024
Windows Server
since Jun 2020

Programming languages

Perl
since Jul 2024
PHP
since Jul 2019
TypeScript
since May 2026

UI frameworks

Bootstrap v3.3.1
since May 2020

Video players

VideoJS
since Nov 2023
YouTube
since May 2020

Web frameworks

Microsoft ASP.NET v4.0.30319
since Jun 2020

Web servers

Apache HTTP Server v2.4.58
since Jul 2019
IIS v10.0
since Jun 2020

Widgets

FullCalendar v3.9.0
since May 2026

AI Crawlers

Blocks 13 of 33 AI crawlers we track by name in its robots.txt. Checked Nov 2026.

Training crawlers

  • Applebot-Extended Blocked
  • Bytespider Blocked
  • CCBot Blocked
  • ClaudeBot Blocked
  • cohere-training-data-crawler Blocked
  • Diffbot Blocked
  • Google-CloudVertexBot Blocked
  • Google-Extended Blocked
  • GoogleOther Blocked
  • GPTBot Blocked
  • meta-externalagent Blocked

Search and AI assistants

  • Amazonbot Blocked
  • PetalBot Blocked

The other 20 AI crawlers we track are not mentioned and stay allowed by default.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

Content Signals: search=yes ai-train=no declared in robots.txt

  • Nov 2026 googleother added to robots.txt
  • Nov 2026 bytespider added to robots.txt
  • Nov 2026 ccbot added to robots.txt
  • Nov 2026 claude-web added to robots.txt
  • Nov 2026 applebot-extended added to robots.txt
  • Nov 2026 robots.txt appeared

See who blocks each AI crawler across the web

AI Crawlers

13 of 33 AI crawlers blocked

Standards: Content Signals

Full breakdown

Audience

  • 62% phone
  • 38% desktop
  • Costa Rica

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

4.90 / 10 · ranked #257,514 of all domains

454 referring domains · OpenPageRank

Core Web Vitals

LCP2.3 s
INP75 ms
CLS0
TTFB900 ms

Real user p75, Chrome UX Report, Oct 2026.

Page

  • Language: Spanish (Spain)
  • CDN: Cloudflare
  • Weight: 6.4 MB · 71 requests
  • Structured data: JSON-LD, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Oct 2026.

Organisation

From the homepage's own structured data (Oct 2026).

Infrastructure

  • Hosted on Cloudflare (104.21.71.170, IPv6)
  • DNS: Cloudflare DNS
  • Email: openit.es
  • Email security: SPF (soft fail), DMARC monitor only
  • SSL: Let's Encrypt, ECDSA P256, wildcard, expires Nov 2026
  • Common Crawl link graph: rank 756,225, 7 hosts
  • Verified with: Google

DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted

Subdomains

HostTechs
registroacademico.ubl.ac.cr 18
revistas.ubl.ac.cr 15
blog.ubl.ac.cr 14
campus.ubl.ac.cr 11
biblioteca.ubl.ac.cr 10
ubl.ac.cr 10
www.ubl.ac.cr 10

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