What powers 
spearcenter.com?
Last seen Sep 2026 · 26 technologies across 18 categories
Accessibility
Analytics
Caching
CDN
CMS
Cookie compliance
CRM
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Programming languages
Security
Tag managers
Webmail
WordPress plugins
AI Crawlers
Restricts 8 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Bytespider Restricted
- ClaudeBot Restricted
- GPTBot Restricted
Search and AI assistants
- Amazonbot Restricted
- Applebot Restricted
- OAI-SearchBot Restricted
- PerplexityBot Restricted
User-request fetchers
- ChatGPT-User Restricted
The other 25 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
- Sep 2026 Content Signals changed
- Sep 2026 applebot-extended removed from robots.txt
- Sep 2026 ccbot removed from robots.txt
- Sep 2026 google-extended removed from robots.txt
- Sep 2026 meta-externalagent removed from robots.txt
AI Crawlers
8 of 33 AI crawlers restricted
Audience
- 70% desktop
- 30% phone
United States
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.75 / 10 · ranked #737,345 of all domains
65 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 23.4 MB · 59 requests
- WordPress theme: space-station (child: spearcenter) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Spear Center
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (104.20.31.43, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 2,256,129, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected AccessiBe Jul 2026
- detected Beaver Builder Jul 2026
- detected Cloudflare Jul 2026
- detected CookieYes Jul 2026
- dropped core-js Jul 2026
- detected Facebook Pixel Jul 2026
- detected Google Call Conversion Tracking Jul 2026
- detected Google Font API Jul 2026
- detected Google Tag Manager Jul 2026
- detected GSAP Jul 2026
- detected jQuery Jul 2026
- detected jQuery Migrate Jul 2026
- detected Linkedin Insight Tag Jul 2026
- detected MailChimp Jul 2026
- detected MailChimp for WordPress Jul 2026
- detected Microsoft 365 Jul 2026
- detected MySQL Jul 2026
- detected Open Graph Jul 2026
- detected PHP Jul 2026
- detected reCAPTCHA Jul 2026
- detected Salesforce Jul 2026
- detected Select2 Jul 2026
- detected Slick Jul 2026
- detected TikTok Pixel Jul 2026
- detected WordPress Jul 2026
- detected WP Rocket Jul 2026
- detected Yoast SEO Jul 2026
- dropped Contentsquare Jun 2026
- detected core-js May 2026
- dropped Hotjar Apr 2026
- dropped Apache HTTP Server Mar 2026
- dropped Google Maps Mar 2026
- dropped lit-element Mar 2026
- dropped lit-html Mar 2026
- dropped Priority Hints Mar 2026
- dropped Cloudflare Bot Management Feb 2026
- dropped core-js Feb 2026
- dropped Google Analytics Feb 2026
- detected Cloudflare Dec 2025
- detected Cloudflare Bot Management Dec 2025
- detected Google Analytics Dec 2025
- dropped Google Analytics Nov 2025
- dropped Nginx Nov 2025
- dropped Plesk Nov 2025