What powers 
fessparker.com?
Last seen Sep 2026 · 23 technologies across 13 categories
Analytics
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Load balancers
Miscellaneous
PaaS
Programming languages
RUM
Security
Tag managers
Webmail
AI Crawlers
Does not block any of the 33 AI crawlers we track in its robots.txt. Checked Oct 2026.
Training crawlers
- Applebot-Extended Allowed
- Bytespider Allowed
- CCBot Allowed
- ClaudeBot Allowed
- Google-Extended Allowed
- GPTBot Allowed
Search and AI assistants
- Amazonbot Allowed
- OAI-SearchBot Allowed
- PerplexityBot Allowed
User-request fetchers
- ChatGPT-User Allowed
The other 23 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
Content Signals:
search=yes ai-train=no ai-input=yes declared in robots.txt
- Aug 2026 Content Signals changed
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, Content Signals
Audience
- 58% desktop
- 42% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.85 / 10 · ranked #261,387 of all domains
138 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 29.1 MB · 79 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Registered Dec 1997 (28 years) via Cloudflare, Inc., renews Dec 2030
- Hosted on Cloudflare (104.18.160.83)
- 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 2,098,198, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted