What powers gymmaster.vn?
Last seen Oct 2026 · 16 technologies across 10 categories
Analytics
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Programming languages
UI frameworks
Web servers
AI Crawlers
Does not block any of the 33 AI crawlers we track in its robots.txt. Checked Oct 2026.
Training crawlers
- AI2Bot Allowed
- Applebot-Extended Allowed
- Bytespider Allowed
- CCBot Allowed
- ClaudeBot Allowed
- cohere-training-data-crawler Allowed
- Diffbot Allowed
- Google-Extended Allowed
- GPTBot Allowed
- meta-externalagent Allowed
Search and AI assistants
- Amazonbot Allowed
- Claude-SearchBot Allowed
- OAI-SearchBot Allowed
- PerplexityBot Allowed
User-request fetchers
- ChatGPT-User Allowed
- Claude-User Allowed
The other 17 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
- llms-full.txt found
- ai.txt not found
Content Signals:
search=yes ai-train=yes ai-input=yes declared in robots.txt
- Sep 2026 anthropic-ai: Allowed (was Blocked)
- Sep 2026 ccbot: Allowed (was Blocked)
- Sep 2026 bytespider: Allowed (was Blocked)
- Sep 2026 applebot-extended: Allowed (was Blocked)
- Sep 2026 chatgpt-user: Allowed (was Blocked)
- Sep 2026 llms.txt appeared
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt, Content Signals
Audience
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.26 / 10 · ranked #9,219,137 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- CDN: Cloudflare
- Weight: 0.9 MB · 50 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (104.21.11.211, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 24,876,589, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| gymmaster.vn | 14 |
| booking-yoga.gymmaster.vn | 5 |
Full technology history →
Report an incorrect detection
Recent changes
- detected core-js Sep 2026
- detected Facebook Pixel Sep 2026
- dropped Bootstrap Aug 2026
- dropped Contact Form 7 Aug 2026
- dropped core-js Aug 2026
- dropped Facebook Pixel Aug 2026
- dropped FancyBox Aug 2026
- dropped Google Font API Aug 2026
- dropped Google Tag Manager Aug 2026
- dropped jQuery Aug 2026
- dropped jQuery Migrate Aug 2026
- dropped jQuery UI Aug 2026
- dropped Mustache Aug 2026
- dropped MySQL Aug 2026
- dropped Open Graph Aug 2026
- dropped PHP Aug 2026
- dropped Popper Aug 2026
- dropped Preact Aug 2026
- dropped RSS Aug 2026
- dropped Selectize Aug 2026
- dropped Swiper Aug 2026
- dropped WordPress Aug 2026
- dropped WP-Optimize Aug 2026
- dropped WP-PageNavi Aug 2026
- dropped Yoast SEO Aug 2026
- dropped Yoast SEO Premium Aug 2026