Firebase 9.21.0
Firebase is a Google-backed application development software that enables developers to develop iOS, Android and Web apps.
32 live Firebase 9.21.0 sites, ready to export.
That's how many Firebase 9.21.0 websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.
Pick a ready-made template, or build your own filters in the Lead List Exporter and pay only for the rows you export.
Open the Lead List ExporterEvery Firebase 9.21.0 website we detected in the US.
Only sites where a personal, company-hosted email was found.
Sites with at least one personnel LinkedIn profile.
Start with the highest-traffic end of the dataset.
Limit results to Firebase 9.21.0 websites on .com domains.
Only sites where an organisation phone number was found.
Firebase 9.21.0 Complementary Technologies
Technologies frequently found with Firebase 9.21.0.
Websites Using Firebase 9.21.0
Live sites we caught running Firebase 9.21.0 in the wild, straight from the latest crawl.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| thesapphiclibrary.com | 🇺🇸 United States | Amazon.com, Inc. | July 26, 2026 |
| cenzurisano.info | 🇬🇧 United Kingdom | DigitalOcean, LLC | July 25, 2026 |
| megathemes.info | 🇳🇱 Netherlands | DigitalOcean, LLC | July 25, 2026 |
| ljepota-islama.info | 🇳🇱 Netherlands | DigitalOcean, LLC | July 25, 2026 |
| adventistdating.com | Unknown | Cloudflare, Inc. | July 25, 2026 |
| sisterwives.com | Unknown | Cloudflare, Inc. | July 24, 2026 |
| virtualprogaming.com | Unknown | Cloudflare, Inc. | July 23, 2026 |
| betballers.com | 🇳🇱 Netherlands | LeaseWeb Netherlands B.V. | July 22, 2026 |
| qanm.org | 🇨🇦 Canada | GloboTech Communications | June 18, 2026 |
| ezhire.life | Unknown | Cloudflare, Inc. | June 18, 2026 |
Top Firebase 9.21.0 Identifiers
Who is using Firebase 9.21.0 and where: top five by detected sites.
Most Frequent Firebase 9.21.0 Identifiers and Complementary Tech
Most frequently encountered identifiers for Firebase 9.21.0 and its complementary technologies.
| Technology | Sites |
|---|---|
jQuery | 26 |
|
jQuery Migrate | 19 |
Google Analytics | 14 |
PHP | 14 |
Apache HTTP Server | 13 |
Cloudflare | 10 |
Google AdSense | 10 |
Google Hosted Libraries | 10 |
HTTP/3 | 10 |
| HSTS | 8 |
Ubuntu | 8 |
jQuery UI | 8 |
Google Tag Manager | 7 |
Bootstrap | 6 |
MySQL | 6 |
Nginx | 6 |
OWL Carousel | 6 |
WordPress | 6 |
jsDelivr | 6 |
|
Cloudflare Browser Insights | 5 |
OpenSSL | 5 |
Unpkg | 5 |
Yoast SEO | 4 |
cdnjs | 4 |
reCAPTCHA | 4 |
| Language | Sites |
|---|---|
| English | 19 |
| Spanish | 5 |
| Croatian | 4 |
| Bosnian | 1 |
| Hebrew | 1 |
| Norwegian Bokmål | 1 |
| Portuguese | 1 |
| ASN | Sites |
|---|---|
| Cloudflare, Inc. | 9 |
| Amazon.com, Inc. | 7 |
| DigitalOcean, LLC | 6 |
| Fastly, Inc. | 2 |
| 23M GmbH | 1 |
| Emp Secure As | 1 |
| GloboTech Communications | 1 |
| GoDaddy.com, LLC | 1 |
| Hostinger International Limited | 1 |
| LeaseWeb Netherlands B.V. | 1 |
| Loopia AB | 1 |
| Unified Layer | 1 |
| TLD | Sites |
|---|---|
| com | 17 |
| app | 3 |
| info | 3 |
| br | 1 |
| exchange | 1 |
| global | 1 |
| in | 1 |
| life | 1 |
| mx | 1 |
| no | 1 |
| org | 1 |
| site | 1 |
| Country | Sites |
|---|---|
| Unknown | 11 |
| 🇺🇸 United States | 8 |
| 🇳🇱 Netherlands | 4 |
| 🇸🇪 Sweden | 2 |
| 🇧🇷 Brazil | 1 |
| 🇨🇦 Canada | 1 |
| 🇩🇪 Germany | 1 |
| 🇬🇧 United Kingdom | 1 |
| 🇮🇳 India | 1 |
| 🇲🇽 Mexico | 1 |
| 🇳🇴 Norway | 1 |