What powers butlerfirm.com?
Last seen Aug 2026 · 18 technologies across 13 categories
CMS
Databases
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
SEO
UI frameworks
Web servers
Webmail
WordPress plugins
WordPress themes
AI Crawlers
Blocks 6 of 33 AI crawlers we track by name in its robots.txt. Checked Aug 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- ClaudeBot Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- PetalBot Blocked
The other 27 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
6 of 33 AI crawlers blocked
Standards: llms.txt
Audience
- 75% desktop
- 26% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.39 / 10 · ranked #1,021,331 of all domains
113 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.7 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 1.0 MB · 25 requests
- WordPress theme: twentytwentyone (child: twentytwentyone-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Butler Kahn
- Founded: 2008
- Sector: legal services
- Country: United States
From Wikidata (CC0).
Infrastructure
- Hosted on UPCLOUDUSA (209.50.60.16)
- DNS: microsoftonline.com
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 7,641,842, 2 hosts
- Verified with: 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 Bootstrap Jun 2026
- detected HTTP/3 May 2026
- detected Tailwind CSS May 2026
- dropped Tailwind CSS Apr 2026
- dropped cdnjs Feb 2026
- dropped Cloudflare Feb 2026
- dropped Cloudinary Feb 2026
- dropped Font Awesome Feb 2026
- dropped Google Tag Manager Feb 2026
- dropped Leaflet Feb 2026
- dropped Unpkg Feb 2026
- detected RSS Jan 2026
- detected Tailwind CSS Jan 2026
- detected Twenty Twenty-One Jan 2026
- detected Akismet Oct 2025