What powers clu-in.org?
Last seen Jun 2026 · 17 technologies across 11 categories
Analytics
Google Analytics
since Aug 2018
CDN
Google Hosted Libraries
since Feb 2022
jsDelivr
since Nov 2021
Microsoft Ajax Content Delivery Network
since Feb 2022
CMS
Drupal
since Nov 2021
Font scripts
Google Font API
since Aug 2018
JavaScript libraries
Miscellaneous
Operating systems
Windows Server
since Jan 2019
Programming languages
Security
HSTS
since Sep 2022
UI frameworks
USWDS
since Nov 2021
Web servers
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| electrical resistivity tomography | #2 | 1,600 |
| geophysical methods | #1 | 43 |
| dnapl | #4 | 26 |
| electrical resistivity survey | #3 | 11 |
| horizontal water well | #1 | 9 |
| geophysical survey | #11 | 7 |
| ert geophysics | #2 | 6 |
| soil vapor extraction | #9 | 5 |
| itrc lnapl | #2 | 5 |
| methyl tert butyl ether uses | #2 | 5 |
| green remediation | #2 | 5 |
| resistivity geophysics | #3 | 4 |
| electrical resistivity geophysical | #3 | 4 |
| x-ray fluorescence analysis | #17 | 3 |
| what is an ert test | #3 | 3 |
| methods of geophysical survey | #3 | 3 |
| geophysical surveying methods | #3 | 3 |
| geophysical resistivity | #4 | 3 |
| hunted wild animals | #5 | 3 |
| tce solubility | #3 | 2 |
| tce degradation pathway | #4 | 2 |
| what is a persistent organic pollutant | #10 | 2 |
| rdx explosive powder | #4 | 2 |
| perfluorinated | #14 | 2 |
| perfluorinated | #14 | 2 |
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.
Audience
- 80% desktop
- 20% phone
India
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.36 / 10 · ranked #84,718 of all domains
357 referring domains · OpenPageRank
Search traffic
1,800 est. monthly organic visits (US)
210 keywords in Google's top 30
Core Web Vitals
| LCP | 6.5 s |
| INP | 25 ms |
| CLS | 0.1 |
| TTFB | 2200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 3.8 MB · 80 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| clu-in.org | 17 |
| www.clu-in.org | 17 |
| triadcentral.clu-in.org | 4 |