What powers heartvalvevoice.com?
Last seen Aug 2026 · 29 technologies across 16 categories
Analytics
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Payment processors
Performance
Programming languages
SEO
UI frameworks
Video players
Web servers
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 58% phone
- 42% desktop
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.14 / 10 · ranked #1,358,217 of all domains
52 referring domains · OpenPageRank
Core Web Vitals
| LCP | 6.3 s |
| CLS | 0 |
| TTFB | 5000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United Kingdom)
- Weight: 2.6 MB · 86 requests
- WordPress theme: avada (child: avada-child-theme) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on LAYERSHIFT (87.239.17.242)
- DNS: tangledweb.net
- Email: no MX record returned
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Nov 2026
- Common Crawl link graph: rank 8,950,853, 2 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Bootstrap Jul 2026
- detected core-js Jul 2026
- detected Facebook Pixel Jul 2026
- detected GiveWP Jul 2026
- detected Google Analytics Jul 2026
- detected Google Font API Jul 2026
- detected GSAP Jul 2026
- detected Isotope Jul 2026
- detected jQuery Jul 2026
- detected LazySizes Jul 2026
- detected lite-youtube-embed Jul 2026
- detected MailChimp Jul 2026
- detected MailChimp for WordPress Jul 2026
- detected Moment.js Jul 2026
- detected MySQL Jul 2026
- detected Nginx Jul 2026
- detected Open Graph Jul 2026
- detected PHP Jul 2026
- detected Priority Hints Jul 2026
- detected React Jul 2026
- detected RSS Jul 2026
- detected Site Kit Jul 2026
- detected Stripe Jul 2026
- detected Swiper Jul 2026
- detected Vimeo Jul 2026
- detected WordPress Jul 2026
- dropped WP Fastest Cache Jul 2026
- detected Yoast SEO Jul 2026
- detected YouTube Jul 2026
- detected ZURB Foundation Jul 2026
- detected WP Fastest Cache Feb 2026
- dropped Plesk Dec 2025