What powers efficientwindows.org?
Last seen Aug 2026 · 26 technologies across 16 categories
Analytics
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
Security
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Tag managers
UI frameworks
Web servers
Webmail
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
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| window frame | #5 | 780 |
| window glazing | #3 | 480 |
| double glass window | #7 | 280 |
| energy star windows | #5 | 250 |
| double glazing | #3 | 230 |
| triple pane windows | #9 | 99 |
| glazed glass | #2 | 78 |
| single glazing window | #1 | 64 |
| window ratings | #2 | 63 |
| efficient windows | #1 | 59 |
| nfrc ratings | #3 | 57 |
| single glazed window | #2 | 34 |
| nfrc label | #2 | 34 |
| low e coating | #5 | 34 |
| window efficiency ratings | #2 | 26 |
| low e glass | #14 | 25 |
| double-glazed glass | #3 | 25 |
| double glazed window | #14 | 25 |
| what is double glazed windows | #4 | 24 |
| what is a storm window | #8 | 24 |
| what is double glazing | #5 | 23 |
| low-e double-pane windows | #2 | 23 |
| low e double pane windows | #2 | 23 |
| iecc climate zone map | #7 | 23 |
| what is a window frame | #3 | 20 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 76% desktop
- 24% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.33 / 10 · ranked #182,675 of all domains
201 referring domains · OpenPageRank
Search traffic
3,600 est. monthly organic visits (US)
926 keywords in Google's top 30
Core Web Vitals
| LCP | 2 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 3.3 MB · 61 requests
- WordPress theme: efficient-windows · all themes
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| efficientwindows.org | 24 |
| www.efficientwindows.org | 17 |
Full technology history →
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Recent changes
- dropped HSTS Jun 2026
- detected Cloudflare Oct 2025
- detected Cloudflare Bot Management Oct 2025