What powers 
iselp.be?
Last seen Oct 2026 · 26 technologies across 14 categories
Analytics
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Page builders
Programming languages
Security
Tag managers
Web servers
Webmail
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 Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 57% desktop
- 43% phone
Belgium
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.03 / 10 · ranked #548,261 of all domains
108 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 2300 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: French (France)
- Weight: 4.2 MB · 82 requests
- WordPress theme: iselp-theme · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- ISELP (Institut Supérieur pour l'Etude du Langage Plastique on Wikidata)
- Founded: 1970
- Industry: Arts and entertainment (declares
Event) - Country: Belgium
- Profiles: Facebook, Instagram
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Infomaniak (84.16.76.221, IPv6)
- DNS: Gandi
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 3,120,582, 3 hosts
- Verified with: Microsoft 365
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
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Recent changes
- dropped React Jan 2026
- dropped SoundCloud Jan 2026
- detected Twitter Emoji (Twemoji) Dec 2025