What powers isjac.org?
Last seen Oct 2026 · 38 technologies across 19 categories
Analytics
CMS
Databases
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Page builders
Payment processors
Performance
Programming languages
Security
Web servers
WordPress plugins
WordPress themes
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.25 / 10 · ranked #2,986,181 of all domains
17 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English (United States)
- CDN: Google
- Weight: 1.6 MB · 172 requests
- WordPress theme: kadence (child: kadence-isjac) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- International Society of Jazz Arrangers and Composers
- Industry: Non-profit and religious (declares
NGO) - Profiles: Facebook, Instagram, YouTube
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Google Cloud (34.134.209.131)
- DNS: GoDaddy DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 8,077,959, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Priority Hints Jun 2026
- dropped reCAPTCHA Jun 2026
- detected core-js May 2026
- detected Jetpack May 2026
- detected jQuery UI May 2026
- detected Kadence WP Kadence May 2026
- detected MailChimp May 2026
- detected MailChimp for WordPress May 2026
- detected Microsoft Clarity May 2026
- detected Moment.js May 2026
- detected Popper May 2026
- detected React May 2026
- detected Select2 May 2026
- detected Tippy.js May 2026
- detected Twitter Emoji (Twemoji) May 2026
- detected Underscore.js May 2026
- detected WooCommerce May 2026
- detected WordPress Block Editor May 2026