10 websites in the live index use FLoC Opt-Out as of October 2026. Download the full list of FLoC Opt-Out websites with website, company, country and language.
The website has opted-out of FLoC to declare that it does not want to be included in the user's list of sites for cohort calculation.
github.com/WICG/floc/blob/main/README.md
As of October 16, 2026, TechLeads detects FLoC Opt-Out on 10 websites: 0.00% of Advertising detections, the 183rd most-used of 264 Advertising technologies we track.
Quoting these numbers? Credit TechLeads with a link to this page.
Citation
TechLeads. "Companies Using FLoC Opt-Out." Data as of October 16, 2026. https://techleads.fyi/technology/floc-opt-outHTML link
<a href="https://techleads.fyi/technology/floc-opt-out">Companies using FLoC Opt-Out (TechLeads data)</a>Sample results for FLoC Opt-Out
| Rank | Icon | Website | Title | Description | Company | Country | Language |
|---|---|---|---|---|---|---|---|
| #1,540,038 | Adalytics | Automated programmatic log file analysis and measurement | - | - | - | ||
| #2 | Get the Right Date, Meet Singles on Katorymnd Dating Site | Katorymnd dating site for people looking for long-term relationships, not just one-night stands. If you | Katorymnd Dating site | - | - | ||
| #3 | Linxcom UK | Linxcom is a leading brand in Data Center and Telecom Infrastructure Solutions. Secure online ordering & free delivery. Contact us today. | Linxcom UK | - | - | ||
| #4 | Helsingin Terapiahuone | Helsingin Terapiahuone on vuonna 1999 perustettu yksityinen psykoterapiavastaanotto. Helsingin Terapiahuone tarjoaa psykoterapiapalveluita, yksilöterapiaa, pari- ja perheterapiaa sekä työnohjausta ja konsultointia koko maassa. | Helsingin Terapiahuone | - | - | ||
| #5 | Schraner Partner Architektur | Home | - | - | - | - | ||
| #6 | Joice Orthopaedics - Home | - | - | - | - | ||
| #7 | Joice Orthopaedics - Home | - | - | - | - | ||
| #8 | Jeannette Losa | Beratung und Bildung für Eltern und Fachpersonen Kinderbetreuung | - | - | - | - | ||
| #9 | Joice Orthopaedics - Home | - | - | - | - | ||
| #10 | Joice Orthopaedics - Home | - | - | - | - |
Complete FLoC Opt-Out website dataset in CSV. One-time purchase.
Secure checkout · 7-day download accessThe most-used Advertising technologies in the TechLeads index, by number of websites. FLoC Opt-Out accounts for 0.00% of Advertising detections (10 websites).
| Technology | Websites | Share of Advertising |
|---|---|---|
| Microsoft Advertising | 953,458 | 18.3% |
| DoubleClick.Net | 730,849 | 14.0% |
| Google Adsense Asynchronous | 703,103 | 13.5% |
| Google Publisher Tag | 557,965 | 10.7% |
| ID5 | 359,359 | 6.9% |
| Amazon Advertising | 273,868 | 5.3% |
| 33Across | 193,469 | 3.7% |
| Rubicon Project | 169,487 | 3.3% |
TechLeads scans public websites and identifies FLoC Opt-Out from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Website counts refresh daily; this page uses data from October 16, 2026. Counts only include websites we have scanned, so they can differ from other providers.
| OpenX | 151,950 | 2.9% |
| Google Ads | 116,523 | 2.2% |
Selling a Advertising product?
Get every FLoC Opt-Out website as a CSV for $29, remove your own customers, and you have a list of switch prospects. You can also upload the domains to LinkedIn as a company audience and advertise to exactly these companies, no emails needed.
Get the FLoC Opt-Out list · Ask for 25 free FLoC Opt-Out sites that don't use you
The website has opted-out of FLoC to declare that it does not want to be included in the user's list of sites for cohort calculation.
Our comprehensive database contains 10 websites using FLoC Opt-Out, making it the most complete FLoC Opt-Out sites list available. This FLoC Opt-Out customer websites directory helps businesses detect websites using FLoC Opt-Out and identify potential leads.
Our FLoC Opt-Out technology detection system scans millions of websites to identify those powered by FLoC Opt-Out. This list of sites with FLoC Opt-Out includes detailed information such as company names, contact details, social media profiles, and website rankings. Whether you're looking for top websites with FLoC Opt-Out or exploring FLoC Opt-Out adoption trends, our database provides comprehensive insights.
Each entry in our FLoC Opt-Out sites list includes valuable data points: domain name, global ranking, company information, contact details, social media links. This makes it easy to detect websites using FLoC Opt-Out and reach out to potential customers or partners.
Get instant access to the full list of sites with FLoC Opt-Out in CSV format. Our dataset includes all 10 FLoC Opt-Out customer websites with complete contact information, perfect for lead generation, market research, and competitive analysis. The data is regularly updated to ensure accuracy and includes the latest FLoC Opt-Out powered websites.