What powers 
building-performance.org?
Last seen Sep 2026 · 54 technologies across 27 categories
Advertising
Analytics
Caching
CDN
CMS
Cookie compliance
Databases
Font scripts
Hosting
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Live chat
Maps
Marketing automation
Miscellaneous
PaaS
Performance
Programming languages
Security
Tag managers
UI frameworks
Video players
Web servers
Webmail
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 85% desktop
- 15% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.89 / 10 · ranked #258,065 of all domains
165 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 2.1 MB · 121 requests
- WordPress theme: bb-theme (child: bb-theme-child) · all themes
- Structured data: JSON-LD, Microdata, 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 Liquid Web (209.188.91.70)
- DNS: GoDaddy DNS
- Email: no MX record returned, SPF names Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 2,081,719, 4 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.building-performance.org | 40 |
| building-performance.org | 31 |
| events.building-performance.org | 20 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Microsoft Clarity Apr 2026
- detected CookieYes Mar 2026
- detected Microsoft Advertising Mar 2026