What powers mastercenter.com?
Last seen Sep 2026 · 45 technologies across 20 categories
Advertising
Analytics
CDN
CMS
Cookie compliance
CRM
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
Page builders
Programming languages
Security
Tag managers
UI frameworks
Widgets
WordPress plugins
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 Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 76% phone
- 24% desktop
United States
India
Indonesia
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.85 / 10 · ranked #1,873,212 of all domains
46 referring domains · OpenPageRank
Core Web Vitals
| LCP | 4.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 2300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 6.1 MB · 228 requests
- WordPress theme: wp-bootstrap-starter (child: mastercenter-child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Industry: Healthcare (declares
MedicalClinic)
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (104.21.65.2, IPv6)
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 7,630,115, 2 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Twitter Emoji (Twemoji) May 2026
- dropped core-js Nov 2025
- dropped Gravity Forms Nov 2025