Websites using Python 3.x

Q: How does VersionDB detect Python 3.x?

Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.

Q: How current is this data?

The figures on this page come from our September 2026 crawl. VersionDB runs a fresh crawl every month, and the database spans multiple monthly crawls.

Q: Can I download a list of Python 3.x websites?

Yes. The Lead List Exporter lets you filter the 8,477 Python 3.x sites by country, traffic and contact details, see the row count for free, and pay once for the rows you export. To try it first, the Free Lead List Exporter exports up to 10 matching domains at no cost, from a subset of our crawl.

Python is an interpreted and general-purpose programming language.

Lead List Exporter

8.4k live Python 3.x sites, ready to export.

That's how many Python 3.x 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 Exporter

Just need a few domains? Export up to 10 free from a subset of our crawl.

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Python 3.x companies in the United States

Every Python 3.x website we detected in the United States.

Companies with personnel emails

Only sites where a personal, company-hosted email was found.

Decision makers on LinkedIn

Sites with at least one personnel LinkedIn profile.

Top 100,000 Python 3.x sites by traffic

Start with the highest-traffic end of the dataset.

Sites on a .com domain

Limit results to Python 3.x websites on .com domains.

Companies with phone numbers

Only sites where an organisation phone number was found.

Create your own

Versions

Which Python 3.x versions are most used?

We could read a version number on 61% of Python 3.x sites. Of those, the most common are Python 3.12.3, on 825 sites, Python 3.10.12, on 619 sites and Python 3.9.2, on 475 sites.

16% on v3.12.3

Versions detected: 154
Sites with a version: 5,198

Share of sites by version

v3.12.3 16% 825 v3.10.12 12% 619 v3.9.2 9% 475 v3.8.10 8% 430 v3.11.2 7% 344 v3.7.3 6% 299 v3.6.9 4% 214 v3.12.13 2% 105 v3.6.8 1% 77 v3.13.5 1% 71 v3.10.20 1% 70 v3.5.3 1% 69 v3.6.12 1% 68 v3.5.2 1% 59 v3.11.15 1% 56 v3.10.18 1% 56 v3.9.25 1% 46 v3.8.20 1% 45 v3.11.14 1% 45 v3.7.17 1% 43 v3.12.12 1% 33 v3.11.9 1% 32 v3.12.0 1% 31 v3.12.11 1% 31 v3.8.17 1% 30 v3.10.15 1% 30 v3.10.19 1% 29 v3.8.12 1% 28 v3.8.8 1% 26 v3.10.14 1% 26 v3.11.13 <1% 25 v3.12.7 <1% 24 v3.10.16 <1% 24 v3.10.13 <1% 23 v3.9.9 <1% 23 v3.7.16 <1% 23 v3.11.4 <1% 23 v3.6.15 <1% 22 v3.6.2 <1% 18 v3.10.11 <1% 17 v3.7.7 <1% 17 v3.9.21 <1% 17 v3.8.5 <1% 16 v3.13.3 <1% 16 v3.13.14 <1% 15 v3.7.4 <1% 15 v3.10.9 <1% 14 v3.11.6 <1% 14 v3.9.18 <1% 14 v3.8.16 <1% 14 v3.9.17 <1% 13 v3.12.9 <1% 13 v3.9.16 <1% 12 v3.11.11 <1% 12 v3.6.5 <1% 12 v3.7.15 <1% 12 v3.8.0 <1% 11 v3.14.4 <1% 11 v3.10.17 <1% 10 v3.7.10 <1% 10 v3.4.2 <1% 10 v3.7.9 <1% 10 v3.10.0 <1% 9 v3.11.5 <1% 9 v3.14.2 <1% 9 v3.12.5 <1% 9 v3.8.13 <1% 9 v3.12.8 <1% 9 v3.7.8 <1% 9 v3.4.10 <1% 9 v3.9.24 <1% 8 v3.10.6 <1% 8 v3.9.23 <1% 8 v3.5.10 <1% 8 v3.4.3 <1% 8 v3.11.10 <1% 8 v3.12.10 <1% 8 v3.10.21 <1% 8 v3.9.19 <1% 8 v3.7.6 <1% 7 v3.14.6 <1% 7 v3.14.3 <1% 7 v3.13.2 <1% 7 v3.13.13 <1% 7 v3.8.3 <1% 7 v3.9.6 <1% 6 v3.10.4 <1% 6 v3.7.5 <1% 6 v3.5.1 <1% 6 v3.13.12 <1% 5 v3.14.0 <1% 5 v3.13.7 <1% 5 v3.11.7 <1% 5 v3.9.13 <1% 5 v3.6.10 <1% 5 v3.12.6 <1% 5 v3.8.2 <1% 4 v3.6.3 <1% 4 v3.9.20 <1% 4 v3.8.11 <1% 4 v3.11.0 <1% 4 v3.9.5 <1% 4 v3.11.3 <1% 4 v3.12.14 <1% 4 v3.11.8 <1% 4 v3.8.1 <1% 3 v3.12.1 <1% 3 v3.9.7 <1% 3 v3.13.9 <1% 3 v3.6.7 <1% 3 v3.14.5 <1% 3 v3.12.4 <1% 3 v3.8.18 <1% 3 v3.13.0 <1% 3 v3.9.4 <1% 3 v3.13.1 <1% 3 v3.8.19 <1% 3 v3.10.5 <1% 3 v3.7.2 <1% 3 v3.9.0 <1% 3 v3.13.11 <1% 3 v3.5.4 <1% 3 v3.6.13 <1% 3 v3.7.11 <1% 2 v3.10.10 <1% 2 v3.8.7 <1% 2 v3.9.1 <1% 2 v3.5.9 <1% 2 v3.7.13 <1% 2 v3.11.12 <1% 2 v3.4.5 <1% 2 v3.9.12 <1% 2 v3.10.7 <1% 2 v3.13.15 <1% 1 v3.8.15 <1% 1 v3.9.22 <1% 1 v3.4.1 <1% 1 v3.4.7 <1% 1 v3.6.0 <1% 1 v3.6.6 <1% 1 v3.3.0 <1% 1 v3.7.12 <1% 1 v3.10.8 <1% 1 v3.7.0 <1% 1 v3.6.11 <1% 1 v3.6.14 <1% 1 v3.10.2 <1% 1 v3.9.14 <1% 1 v3.6.4 <1% 1 v3.9.10 <1% 1 v3.13.8 <1% 1 v3.10.1 <1% 1 v3.9.15 <1% 1 v3.5.6 <1% 1

Live Websites

Websites Using Python 3.x

A sample of live Python 3.x sites from our latest crawl, with the other technologies each one runs.

Open in the Lead List Exporter

Domain	Also runs	Crawl Date
machineland.be	HSTS Google Analytics Google Tag Manager Amazon Web Services Amazon CloudFront	September 28, 2026
koningsport.nl	Google Tag Manager Less PostgreSQL Odoo Flask	September 27, 2026
cmim.org	Less PostgreSQL Odoo Flask	September 27, 2026
cid10.com.br	jQuery Apache HTTP Server Bootstrap jQuery UI Google AdSense	September 27, 2026
amarip.net	HTTP/3	September 27, 2026
cdlibre.org	HSTS Apache HTTP Server Google Analytics OpenSSL Fedora	September 27, 2026
master.ro	jQuery PHP Apache HTTP Server Bootstrap Joomla	September 27, 2026
aucsolutions.com	jQuery PHP Apache HTTP Server Bootstrap reCAPTCHA	September 27, 2026
kurutpro.ru	HTTP/3	September 27, 2026
swarm-aurora.com	jQuery Apache HTTP Server Bootstrap Google Analytics OpenSSL	September 27, 2026

How many websites use Python 3.x?

We found Python 3.x on 8,477 websites in our September 2026 crawl, across 149 countries.

Which countries use Python 3.x the most?

By number of websites, the top countries are United States (22%, 1,848 sites), Germany (9%, 734 sites), France (8%, 685 sites), Canada (4%, 374 sites) and Spain (4%, 320 sites). Together they account for 47% of the 8,477 Python 3.x sites we track. 42% of the sites are in English, and .com is the most used domain ending, on 36% of them.

Where are Python 3.x websites hosted?

The networks carrying the most Python 3.x sites are Amazon.com, Inc. (796 sites), OVH SAS (765 sites) and Hetzner Online GmbH (726 sites).

What technologies are used with Python 3.x?

Across the 8,477 Python 3.x sites we track, the technologies most often found alongside it are Flask (52%, 4,449 sites), Apache HTTP Server (43%, 3,616 sites), PostgreSQL (42%, 3,593 sites), Less (41%, 3,509 sites) and Odoo (41%, 3,508 sites).

Deep Dive

Breakdown of Python 3.x websites

What else they run, plus their language, hosting network, domain extension and country.

Technology	Sites
Flask	4,449
Apache HTTP Server	3,616
PostgreSQL	3,593
Less	3,509
Odoo	3,508
mod_wsgi	3,256
OpenSSL	3,235
jQuery	2,512
PHP	2,261
Google Analytics	1,906
HSTS	1,666
Bootstrap	1,655
HTTP/3	881
MySQL	834
WordPress	824
CentOS	796
jQuery Migrate	753
Ubuntu	723
Google Tag Manager	641
Cloudflare	557
jsDelivr	544
Nginx	530
cdnjs	506
Django	474
YouTube	474

Language	Sites
English	3,551
Spanish	725
French	625
German	469
Chinese	237
Latin	211
Dutch	206
Japanese	205
Portuguese	187
Czech	151
Italian	145
Russian	100
Somali	84
Tagalog	78
Slovak	73
Polish	72
Catalan	61
Korean	60
Welsh	53
Romanian	48
Danish	46
Vietnamese	46
Afrikaans	43
Esperanto	43
Swedish	41

ASN	Sites
Amazon.com, Inc.	796
OVH SAS	765
Hetzner Online GmbH	726
DigitalOcean, LLC	359
123.Net, Inc.	272
Contabo GmbH	230
Google LLC	206
Akamai Connected Cloud	181
Leaseweb Canada Inc.	166
IONOS SE	163
SAKURA Internet Inc.	137
Microsoft Corporation	136
Hostinger International Limited	116
Hangzhou Alibaba Advertising Co.,Ltd.	100
The Constant Company, LLC	71
Administracion Nacional de Telecomunicaciones	69
Oracle Corporation	61
netcup GmbH	54
Comcast Cable Communications, LLC	50
SWAN, a.s.	49
Contabo Inc.	46
Shenzhen Tencent Computer Systems Company Limited	45
Hurricane Electric LLC	44
Data Communication Business Group	37
Scaleway SAS	37

TLD	Sites
com	3,067
org	556
net	392
de	357
fr	246
cz	155
eu	148
es	145
jp	139
be	137
br	137
nl	131
ru	97
ch	91
it	87
uk	79
ca	74
sk	67
at	66
pl	63
io	62
co	61
mx	61
au	60
uy	59

Country	Sites
🇺🇸 United States	1,848
🇩🇪 Germany	734
🇫🇷 France	685
🇨🇦 Canada	374
🇪🇸 Spain	320
🇯🇵 Japan	303
🇳🇱 Netherlands	261
🇨🇿 Czech Republic	199
🇬🇧 United Kingdom	196
🇨🇳 China	184
🇧🇪 Belgium	182
Unknown	171
🇧🇷 Brazil	168
🇮🇳 India	140
🇷🇺 Russia	135
🇮🇹 Italy	126
🇨🇭 Switzerland	117
🇦🇹 Austria	116
🇦🇺 Australia	102
🇸🇬 Singapore	94
🇫🇮 Finland	83
🇲🇽 Mexico	83
🇰🇷 South Korea	81
🇵🇱 Poland	81
🇸🇰 Slovakia	77

FAQ

Answers drawn from our latest crawl of Python 3.x websites. Anything else, email us and we will look it up.

How does VersionDB detect Python 3.x?

Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.

How current is this data?

Can I download a list of Python 3.x websites?