What powers arc-humanities.org?
Last seen Aug 2026 · 25 technologies across 16 categories
Analytics
CDN
CMS
Cookie compliance
Databases
Ecommerce
Font scripts
JavaScript libraries
Miscellaneous
PaaS
Programming languages
Security
SEO
Tag managers
Video players
Webmail
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Sep 2026.
Training crawlers
- Google-Extended Blocked
- GPTBot Blocked
Search and AI assistants
- Applebot Restricted
The other 30 AI crawlers we track are not mentioned and are blocked by the catch-all rule (User-agent: *).
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
All crawlers blocked
Audience
- 78% desktop
- 22% phone
United Kingdom
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.72 / 10 · ranked #299,715 of all domains
160 referring domains · OpenPageRank
Search traffic
810 est. monthly organic visits (US)
461 keywords in Google's top 30
Core Web Vitals
| LCP | 1.9 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 2.9 MB · 38 requests
- WordPress theme: university_press_theme (child: arc-humanities-theme) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Arc Humanities (The Medieval Globe on Wikidata)
- Founded: 2015
- Profiles: Facebook
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Cloudflare (104.21.21.58, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: no SPF record, DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Oct 2026
- Common Crawl link graph: rank 127,109, 3 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.arc-humanities.org | 25 |
| arc-humanities.org | 15 |
Full technology history →
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Recent changes
- detected HTTP/3 Jun 2026