What powers immchallenge.org?

Last seen Sep 2026 · 23 technologies across 15 categories

Analytics

Google Analytics
since Jul 2026

CDN

Hostinger CDN
since Jul 2026

CMS

WordPress
since Jul 2026

Databases

MySQL
since Jul 2026

Font scripts

Google Font API
since Jul 2026

Hosting

Hostinger
since Jul 2026

JavaScript libraries

jQuery v3.7.1
since Jul 2026
jQuery Migrate v3.4.1
since Jul 2026

Miscellaneous

HTTP/3
since Jul 2026
Open Graph
since Jul 2026
RSS
since Jul 2026

Page builders

WordPress Block Editor
since Jul 2026

Performance

Priority Hints
since Jul 2026

Programming languages

PHP v8.3.33
since Jul 2026

Security

Web servers

Apache HTTP Server
since May 2019

WordPress plugins

Blocksy Companion
since Jul 2026
Complianz v7.5.3.1
since Jul 2026
Litespeed Cache
since Jul 2026
Site Kit v1.186.0
since Jul 2026
Stackable v3.20.0
since Jul 2026
Yoast SEO v28.3
since Jul 2026

WordPress themes

Blocksy v2.1.53
since Jul 2026

AI Crawlers

Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.

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

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Open Page Rank

2.85 / 10 · ranked #1,874,376 of all domains

30 referring domains · OpenPageRank

Page

  • Language: English (United States)
  • Weight: 0.5 MB · 36 requests
  • WordPress theme: blocksy · all themes
  • Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Sep 2026.

Organisation

  • International Mathematical Modeling Challenge (IMMC)

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

Infrastructure

  • Hosted on Hostinger (147.79.72.243, IPv6)
  • DNS: Hostinger
  • Email: no MX record returned, SPF names Hostinger
  • Email security: SPF (soft fail), DMARC monitor only
  • SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
  • Common Crawl link graph: rank 2,971,862, 2 hosts

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

Subdomains

HostTechs
immchallenge.org 22
www.immchallenge.org 1

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