403 live Serendipity 2.x sites, ready to export.
That's how many Serendipity 2.x websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.
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Every Serendipity 2.x website we detected in Germany.
Only sites where a business, company-hosted email was found.
Sites with at least one business LinkedIn profile.
Start with the highest-traffic end of the dataset.
Limit results to Serendipity 2.x websites on .com domains.
Which Serendipity 2.x versions are most used?
We could read a version number on 96% of Serendipity 2.x sites. Of those, the most common are Serendipity 2.5.0, on 143 sites, Serendipity 2.4.0, on 68 sites and Serendipity 2.6.0, on 42 sites.
- Versions detected
- 20
- Sites with a version
- 388
Websites Using Serendipity 2.x
A sample of live Serendipity 2.x sites from our latest crawl, with the other technologies each one runs.
| Domain | Also runs | Crawl Date |
|---|---|---|
| geiger-online.ch | September 25, 2026 | |
| radiotux.de | September 24, 2026 | |
| hsb-forum.de | September 22, 2026 | |
| thebudgetbabe.com | September 20, 2026 | |
| sinocharacters.com | August 20, 2026 | |
| andyramblings.co.uk | August 20, 2026 | |
| novaworkssoftware.com | August 19, 2026 | |
| wuschelbu.de | August 19, 2026 | |
| inversblog.de | August 19, 2026 | |
| hypnochi.com | August 19, 2026 |
How many websites use Serendipity 2.x?
We found Serendipity 2.x on 403 websites in our September 2026 crawl, across 30 countries.
Which countries use Serendipity 2.x the most?
By number of websites, the top countries are Germany (61%, 246 sites), United States (11%, 44 sites), Netherlands (4%, 15 sites), Switzerland (2%, 10 sites) and France (2%, 10 sites). Together they account for 81% of the 403 Serendipity 2.x sites we track. 50% of the sites are in German, and .de is the most used domain ending, on 47% of them.
Where are Serendipity 2.x websites hosted?
The networks carrying the most Serendipity 2.x sites are Strato GmbH (43 sites), Hetzner Online GmbH (40 sites) and Neue Medien Muennich GmbH (25 sites).
What technologies are used with Serendipity 2.x?
Across the 403 Serendipity 2.x sites we track, the technologies most often found alongside it are PHP (100%, 403 sites), jQuery (over 99%, 401 sites), Apache HTTP Server (65%, 261 sites), Modernizr (46%, 184 sites) and Nginx (24%, 96 sites).
Breakdown of Serendipity 2.x websites
What else they run, plus their language, hosting network, domain extension and country.
| Technology | Sites |
|---|---|
PHP | 403 |
jQuery | 401 |
Apache HTTP Server | 261 |
Modernizr | 184 |
Nginx | 96 |
| HSTS | 82 |
Bootstrap | 77 |
Onsen UI | 77 |
Lightbox | 53 |
BootstrapCDN | 45 |
UNIX | 44 |
YouTube | 42 |
Debian | 38 |
Google AdSense | 34 |
HTTP/3 | 27 |
LiteSpeed | 24 |
Ubuntu | 21 |
Google Analytics | 18 |
Cloudflare | 17 |
reCAPTCHA | 17 |
OpenSSL | 16 |
cdnjs | 12 |
AddThis | 11 |
|
jQuery CDN | 10 |
OpenResty | 9 |
| Language | Sites |
|---|---|
| German | 201 |
| English | 137 |
| Dutch | 9 |
| Latin | 7 |
| French | 5 |
| Romanian | 4 |
| Welsh | 3 |
| Italian | 3 |
| Japanese | 3 |
| Norwegian Nynorsk | 3 |
| Tswana | 3 |
| Afrikaans | 2 |
| Danish | 2 |
| Esperanto | 2 |
| Hungarian | 2 |
| Russian | 2 |
| Swedish | 2 |
| Turkish | 2 |
| Finnish | 1 |
| Ganda | 1 |
| Norwegian Bokmål | 1 |
| Polish | 1 |
| Spanish | 1 |
| Swahili | 1 |
| Tsonga | 1 |
| ASN | Sites |
|---|---|
| Strato GmbH | 43 |
| Hetzner Online GmbH | 40 |
| Neue Medien Muennich GmbH | 25 |
| IONOS SE | 24 |
| manitu GmbH | 24 |
| Host Europe GmbH | 19 |
| netcup GmbH | 17 |
| DigitalOcean, LLC | 15 |
| dogado GmbH | 12 |
| EVANZO e-commerce GmbH | 11 |
| Cloudflare, Inc. | 7 |
| OVH SAS | 7 |
| uvensys GmbH | 6 |
| 23M GmbH | 5 |
| Akamai Connected Cloud | 5 |
| Contabo GmbH | 5 |
| Cyber_Folks SRL | 5 |
| Greenhost BV | 5 |
| A2 Hosting, Inc. | 4 |
| Amazon.com, Inc. | 4 |
| GoDaddy.com, LLC | 4 |
| HostPapa | 4 |
| Hostinger International Limited | 4 |
| InMotion Hosting, Inc. | 4 |
| LeaseWeb Netherlands B.V. | 4 |
| TLD | Sites |
|---|---|
| de | 188 |
| com | 88 |
| net | 31 |
| org | 27 |
| ch | 8 |
| nl | 7 |
| eu | 5 |
| info | 5 |
| ro | 5 |
| uk | 5 |
| at | 3 |
| be | 2 |
| blog | 2 |
| ca | 2 |
| fr | 2 |
| ru | 2 |
| ws | 2 |
| ar | 1 |
| au | 1 |
| cc | 1 |
| cl | 1 |
| dev | 1 |
| dk | 1 |
| fi | 1 |
| fm | 1 |
| Country | Sites |
|---|---|
| 🇩🇪 Germany | 246 |
| 🇺🇸 United States | 44 |
| 🇳🇱 Netherlands | 15 |
| Unknown | 12 |
| 🇨🇭 Switzerland | 10 |
| 🇫🇷 France | 10 |
| 🇬🇧 United Kingdom | 10 |
| 🇸🇬 Singapore | 8 |
| 🇨🇦 Canada | 7 |
| 🇦🇺 Australia | 5 |
| 🇷🇴 Romania | 5 |
| 🇦🇹 Austria | 3 |
| 🇨🇾 Cyprus | 3 |
| 🇯🇵 Japan | 3 |
| 🇧🇪 Belgium | 2 |
| 🇫🇮 Finland | 2 |
| 🇮🇹 Italy | 2 |
| 🇷🇺 Russia | 2 |
| 🇹🇷 Turkey | 2 |
| 🇦🇷 Argentina | 1 |
| 🇧🇬 Bulgaria | 1 |
| 🇨🇱 Chile | 1 |
| 🇩🇰 Denmark | 1 |
| 🇭🇺 Hungary | 1 |
| 🇮🇪 Ireland | 1 |
FAQ
Answers drawn from our latest crawl of Serendipity 2.x 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.