What powers 
grandmasmarathon.com?
Last seen Sep 2026 · 41 technologies across 18 categories
Analytics
CDN
CMS
Databases
Font scripts
Hosting
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Performance
Programming languages
Security
Tag managers
UI frameworks
Webmail
WordPress plugins
WordPress themes
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 51% phone
- 49% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.37 / 10 · ranked #422,596 of all domains
165 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 2.9 MB · 160 requests
- WordPress theme: hello-elementor (child: marathon-theme) · all themes
- 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
- Hosted on Cloudflare (141.193.213.20)
- DNS: GoDaddy DNS
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 2,069,754, 4 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| grandmasmarathon.com | 39 |
| yaf.grandmasmarathon.com | 36 |
Full technology history →
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Recent changes
- dropped YouTube Sep 2026
- detected YouTube Jul 2026
- detected Twitter Emoji (Twemoji) Dec 2025