What powers shelftheory.com?
Last seen Sep 2026 · 33 technologies across 19 categories
Advertising
Analytics
CDN
CMS
Databases
Font scripts
Hosting
JavaScript libraries
Maps
Miscellaneous
Performance
Programming languages
Security
Tag managers
Video players
Web servers
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. A recent check saw a policy file missing; awaiting confirmation.
- robots.txt found
- llms.txt found
- llms-full.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.90 / 10 · ranked #3,849,223 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- Weight: 2.4 MB · 124 requests
- WordPress theme: astra (child: astra-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Shelftheory
- Industry: Home and construction (declares
HomeAndConstructionBusiness)
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on GoDaddy (107.180.112.100)
- DNS: GoDaddy DNS
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 12,141,574, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Cloudflare Browser Insights Sep 2026
- dropped HTTP/3 Sep 2026
- detected Priority Hints Sep 2026
- detected Apache HTTP Server Aug 2026
- detected GoDaddy Aug 2026
- detected Google Tag Manager Jul 2026
- detected Microsoft Advertising Jul 2026
- detected Microsoft Clarity Jul 2026
- dropped All in One SEO Apr 2026
- dropped Contact Form 7 Apr 2026
- dropped Google Call Conversion Tracking Apr 2026
- dropped Google Hosted Libraries Apr 2026
- dropped Gravity Forms Apr 2026
- dropped PixelYourSite Apr 2026
- dropped Trustindex Apr 2026
- dropped Unpkg Apr 2026
- detected Astra Mar 2026
- detected Cloudflare Bot Management Mar 2026
- detected Elementor Mar 2026
- detected Google Font API Mar 2026
- detected Google Maps Mar 2026
- detected HSTS Mar 2026
- detected jQuery Migrate Mar 2026
- detected jQuery UI Mar 2026
- detected Recent Posts Widget With Thumbnails Mar 2026
- detected Site Kit Mar 2026
- detected Twitter Emoji (Twemoji) Mar 2026
- detected Vimeo Mar 2026
- detected Yoast SEO Mar 2026
- dropped Draftpress HFCM Jan 2026
- dropped Font Awesome Jan 2026
- dropped Google Font API Jan 2026
- dropped Material Design Lite Jan 2026
- dropped Recent Posts Widget With Thumbnails Jan 2026
- dropped CallTrackingMetrics Dec 2025
- detected Google Call Conversion Tracking Dec 2025
- detected Cloudflare Browser Insights Nov 2025
- detected Draftpress HFCM Nov 2025