What powers nivel4.com?
Last seen Oct 2026 · 26 technologies across 15 categories
CDN
CMS
WordPress
since Apr 2019
Databases
MySQL
since Apr 2019
Font scripts
Google Font API
since Apr 2019
Twitter Emoji (Twemoji)
since Apr 2019
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
PaaS
WordPress.com
since Aug 2022
Page builders
WordPress Site Editor
since Jul 2026
Performance
Priority Hints
since Jun 2026
Programming languages
PHP
since Apr 2019
Security
Cloudflare Bot Management
since Jan 2023
HSTS
since Sep 2022
UI frameworks
Tailwind CSS
since Jun 2025
Web servers
Nginx
since Aug 2022
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
2.61 / 10 · ranked #2,299,610 of all domains
17 referring domains · OpenPageRank
Page
- Language: Spanish
- Weight: 0.8 MB · 24 requests
- WordPress theme: racional-theme · all themes
- Structured data: JSON-LD, Microdata, 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 Linode (Akamai) (69.164.193.98)
- DNS: Linode
- Email: Google Workspace
- Email security: SPF (hard fail), DMARC reject
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 2,547,230, 3 hosts
- Verified with: LinkedIn
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| blog.nivel4.com | 17 |
| nivel4.com | 15 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped jQuery Aug 2026
- dropped jQuery Migrate Aug 2026
- dropped HTTP/3 Jul 2026
- detected WordPress Site Editor Jul 2026
- detected Priority Hints Jun 2026
- dropped Cart Functionality Feb 2026
- detected Jetpack Feb 2026