What powers 
tac.org?
Last seen Sep 2026 · 25 technologies across 14 categories
Analytics
CMS
Databases
Font scripts
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Page builders
Programming languages
Security
Web servers
Webmail
WordPress plugins
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 Sep 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 53% phone
- 48% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.97 / 10 · ranked #248,883 of all domains
132 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 3700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 0.6 MB · 48 requests
- WordPress theme: elevation-framework · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Treatment Advocacy Center
- Founded: 1998
- Country: United States
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Automattic (WordPress.com) (199.16.172.128)
- DNS: Network Solutions
- Email: no MX record returned
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 1,915,898, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Akismet Sep 2026
- dropped Stripe Sep 2026
- dropped WooCommerce Stripe Payment Gateway Sep 2026
- dropped ZURB Foundation Sep 2026
- dropped HTTP/3 Jul 2026
- dropped Jetpack Mar 2026
- detected Akismet Feb 2026
- detected Stripe Feb 2026
- detected WooCommerce Stripe Payment Gateway Feb 2026
- detected ZURB Foundation Feb 2026
- dropped reCAPTCHA Jan 2026
- dropped Stripe Jan 2026
- dropped WooCommerce Stripe Payment Gateway Jan 2026
- dropped ZURB Foundation Jan 2026