What powers 
tcn.org?
Last seen Sep 2026 · 32 technologies across 18 categories
Analytics
CDN
CMS
Ecommerce
Font scripts
Hosting
Issue trackers
JavaScript frameworks
JavaScript libraries
Load balancers
Miscellaneous
PaaS
Performance
Reviews
Security
Tag managers
UI frameworks
Webmail
AI Crawlers
Restricts 16 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- AI2Bot Restricted
- Applebot-Extended Restricted
- Bytespider Restricted
- CCBot Restricted
- ClaudeBot Restricted
- cohere-training-data-crawler Restricted
- FacebookBot Restricted
- Google-Extended Restricted
- GoogleOther Restricted
- GPTBot Restricted
- img2dataset Restricted
- meta-externalagent Restricted
- Webzio-Extended Restricted
Search and AI assistants
- Amazonbot Restricted
- DuckAssistBot Restricted
- YouBot Restricted
The other 17 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
16 of 33 AI crawlers restricted
Audience
- 68% phone
- 32% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.04 / 10 · ranked #538,113 of all domains
34 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 0.3 MB · 25 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Squarespace (198.49.23.144)
- DNS: GoDaddy DNS
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 8,788,637, 2 hosts
- Verified with: Adobe, Apple Business, Cisco, Google, Microsoft 365
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
- detected Amazon ALB Sep 2026
- detected Amazon Web Services Sep 2026
- dropped Angular Sep 2026
- detected Bootstrap Sep 2026
- detected React Sep 2026
- detected Trustpilot Sep 2026
- dropped TypeScript Sep 2026
- dropped Zone.js Sep 2026
- detected cdnjs Jun 2026
- detected Font Awesome Jun 2026
- detected Sentry May 2026
- detected Angular Apr 2026
- detected TypeScript Apr 2026
- detected Zone.js Apr 2026