What powers 
sutphen.com?
Last seen Sep 2026 · 19 technologies across 15 categories
Analytics
Caching
CDN
CMS
Databases
JavaScript libraries
Maps
Miscellaneous
Page builders
Performance
Programming languages
Security
Web servers
Webmail
WordPress plugins
AI Crawlers
Blocks 13 of 33 AI crawlers we track by name in its robots.txt. Checked Nov 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- Google-CloudVertexBot Blocked
- Google-Extended Blocked
- GoogleOther Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
- PetalBot Blocked
The other 20 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
Content Signals:
search=yes ai-train=no declared in robots.txt
- Nov 2026 ccbot added to robots.txt
- Nov 2026 claude-web added to robots.txt
- Nov 2026 claudebot added to robots.txt
- Nov 2026 bytespider added to robots.txt
- Nov 2026 Content Signals changed
- Nov 2026 amazonbot added to robots.txt
AI Crawlers
13 of 33 AI crawlers blocked
Standards: Content Signals
Audience
- 61% desktop
- 39% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.20 / 10 · ranked #452,726 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Oct 2026.
Organisation
- Sutphen
- Founded: 1890
- Country: United States
From Wikidata (CC0).
Infrastructure
- Registered Sep 1996 (30 years) via Network Solutions, LLC, renews Sep 2031
- Hosted on Cloudflare (104.21.61.76, IPv6)
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Jan 2027
- Common Crawl link graph: rank 3,120,407, 4 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Browser Insights Sep 2026
- detected Cloudflare Aug 2026
- detected Microsoft 365 May 2026
- detected Google Analytics Apr 2026