Websites using Bootstrap 4.1.2
Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains CSS and JavaScript-based design templates for typography, forms, buttons, navigation, and other interface components.
4.1k live Bootstrap 4.1.2 sites, ready to export.
That's how many Bootstrap 4.1.2 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.
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Every Bootstrap 4.1.2 website we detected in the United States.
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 Bootstrap 4.1.2 websites on .com domains.
Only sites where an organisation phone number was found.
Websites Using Bootstrap 4.1.2
A sample of live Bootstrap 4.1.2 sites from our latest crawl, with the other technologies each one runs.
| Domain | Also runs | Crawl Date |
|---|---|---|
| innospecinc.com | September 27, 2026 | |
| sagecreekhs.com | September 27, 2026 | |
| superfm963.com | September 27, 2026 | |
| airolo.ch | September 26, 2026 | |
| eobra.com.br | September 26, 2026 | |
| tutorfinder.com.au | September 25, 2026 | |
| phdconcursos.com.br | September 25, 2026 | |
| passusips.com | September 25, 2026 | |
| nib.gov.ua | September 25, 2026 | |
| laserboutique.bg | September 25, 2026 |
How many websites use Bootstrap 4.1.2?
We found Bootstrap 4.1.2 on 4,130 websites in our September 2026 crawl, across 83 countries.
Which countries use Bootstrap 4.1.2 the most?
By number of websites, the top countries are United States (48%, 1,967 sites), Japan (5%, 215 sites), Netherlands (4%, 163 sites), Germany (3%, 133 sites) and Brazil (3%, 106 sites). Together they account for 63% of the 4,130 Bootstrap 4.1.2 sites we track. 61% of the sites are in English, and .com is the most used domain ending, on 65% of them.
Where are Bootstrap 4.1.2 websites hosted?
The networks carrying the most Bootstrap 4.1.2 sites are Amazon.com, Inc. (1,444 sites), Cloudflare, Inc. (318 sites) and AMAZON-AES (218 sites).
What technologies are used with Bootstrap 4.1.2?
Across the 4,130 Bootstrap 4.1.2 sites we track, the technologies most often found alongside it are jQuery (97%, 3,994 sites), Popper (82%, 3,399 sites), Cloudflare (76%, 3,135 sites), cdnjs (74%, 3,049 sites) and BootstrapCDN (67%, 2,769 sites).
Breakdown of Bootstrap 4.1.2 websites
What else they run, plus their language, hosting network, domain extension and country.
| Technology | Sites |
|---|---|
jQuery | 3,994 |
Popper | 3,399 |
Cloudflare | 3,135 |
cdnjs | 3,049 |
BootstrapCDN | 2,769 |
|
jQuery CDN | 2,571 |
Slick | 1,820 |
Microsoft ASP.NET | 1,646 |
Windows Server | 1,591 |
IIS | 1,589 |
Bootbox.js | 1,584 |
| Cleave.js | 1,551 |
PHP | 1,430 |
reCAPTCHA | 1,365 |
Apache HTTP Server | 880 |
Google Analytics | 755 |
Nginx | 718 |
OWL Carousel | 611 |
HTTP/3 | 578 |
MySQL | 548 |
WordPress | 542 |
jQuery UI | 506 |
| parallax.js | 503 |
| HSTS | 476 |
|
jQuery Migrate | 418 |
| Language | Sites |
|---|---|
| English | 2,499 |
| Japanese | 204 |
| Dutch | 161 |
| Spanish | 127 |
| French | 114 |
| German | 95 |
| Portuguese | 84 |
| Russian | 84 |
| Italian | 69 |
| Polish | 51 |
| Chinese | 50 |
| Latin | 41 |
| Czech | 29 |
| Thai | 24 |
| Turkish | 19 |
| Tagalog | 18 |
| Danish | 15 |
| Hungarian | 13 |
| Indonesian | 13 |
| Romanian | 12 |
| Ukrainian | 12 |
| Vietnamese | 12 |
| Yoruba | 11 |
| Norwegian Nynorsk | 10 |
| Catalan | 9 |
| ASN | Sites |
|---|---|
| Amazon.com, Inc. | 1,444 |
| Cloudflare, Inc. | 318 |
| AMAZON-AES | 218 |
| Akamai Connected Cloud | 147 |
| OVH SAS | 138 |
| Esmero Holding B.V. | 116 |
| GMO Internet, Inc. | 86 |
| Hostinger International Limited | 72 |
| IONOS SE | 69 |
| WOLVERINE-TRADING-TECHNOLOGIES-LLC | 67 |
| DigitalOcean, LLC | 56 |
| Microsoft Corporation | 55 |
| Hetzner Online GmbH | 51 |
| SAKURA Internet Inc. | 46 |
| Google LLC | 42 |
| Xserver Inc. | 40 |
| Fastly, Inc. | 37 |
| CLOUDFLARENET | 35 |
| Combell NV | 35 |
| GoDaddy.com, LLC | 33 |
| Aruba S.p.A. | 30 |
| WHG Hosting Services Ltd | 22 |
| IFX Corporation | 21 |
| Alibaba US Technology Co., Ltd. | 18 |
| Beget LLC | 15 |
| TLD | Sites |
|---|---|
| com | 2,692 |
| nl | 114 |
| br | 105 |
| net | 99 |
| jp | 94 |
| org | 76 |
| de | 74 |
| ru | 61 |
| uk | 60 |
| it | 58 |
| pl | 55 |
| be | 53 |
| fr | 40 |
| ar | 28 |
| ch | 26 |
| tr | 25 |
| cz | 24 |
| ca | 23 |
| au | 22 |
| in | 21 |
| eu | 17 |
| io | 17 |
| ua | 17 |
| ro | 16 |
| es | 13 |
| Country | Sites |
|---|---|
| 🇺🇸 United States | 1,967 |
| Unknown | 427 |
| 🇯🇵 Japan | 215 |
| 🇳🇱 Netherlands | 163 |
| 🇩🇪 Germany | 133 |
| 🇧🇷 Brazil | 106 |
| 🇬🇧 United Kingdom | 88 |
| 🇫🇷 France | 82 |
| 🇮🇹 Italy | 76 |
| 🇷🇺 Russia | 76 |
| 🇵🇱 Poland | 65 |
| 🇮🇳 India | 62 |
| 🇧🇪 Belgium | 60 |
| 🇹🇷 Turkey | 43 |
| 🇦🇷 Argentina | 38 |
| 🇪🇸 Spain | 36 |
| 🇨🇦 Canada | 35 |
| 🇨🇭 Switzerland | 28 |
| 🇨🇿 Czech Republic | 28 |
| 🇦🇺 Australia | 23 |
| 🇲🇽 Mexico | 21 |
| 🇷🇴 Romania | 19 |
| 🇺🇦 Ukraine | 19 |
| 🇭🇰 Hong Kong | 18 |
| 🇻🇳 Vietnam | 18 |
FAQ
Answers drawn from our latest crawl of Bootstrap 4.1.2 websites. Anything else, email us and we will look it up.
Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.