Download websites that use Winstone Servlet Container

About Winstone Servlet Container

An embedded servlet container is not usually meant to be facing the public internet. Winstone Servlet Container was written to be small, to start quickly and to live inside another Java application as the component that answers HTTP, a role that normally sits behind a proxy or on a private network. Finding one on a public host generally means an internal tool has been left reachable.

The framing explains what a detection is worth. A build server, a monitoring console or an administrative application answering directly on a public address is an operational fact about the organisation running it, not a purchasing decision made by a web team. Anyone studying attack surface, software supply chains or the long tail of Java infrastructure cares about exactly that distinction, and nobody researching web server market share should read the fingerprint as a share signal.

Winstone Servlet Container carries an LGPL licence and dates to 2003, with no vendor attached, which is ordinary for a project maintained as source rather than sold as a product. Our index records a single version string for it, 0.9.10, a release from the period when the project was under active development. A host still answering with an old container version says something about how long the machine has gone without attention, and automation left running is a likelier explanation than an operator holding the version steady on purpose.

The container is also widely associated with continuous integration tooling, which shipped it for years as the server behind a self hosted web interface. Where a detection turns up, the process behind it is often that kind of bundled deployment rather than a deliberate choice of web server by whoever registered the domain.

As of October 2026 the fingerprint stands at 1 in our data. Two limits keep the figure conservative. Detection depends on the server identifying itself in response headers or on error pages, and operators who put a proxy or a content delivery network in front of an application usually strip or rewrite exactly those. Anything reachable only on a private network sits outside a public crawl by definition, and for software of this kind private deployment is the normal case rather than the exception.

A per-domain check tells you whether a particular host answers with this container. The export answers the questions that need the whole set. Which top level domains and hosting networks the exposed instances sit on, whether the population is shrinking as organisations retire old Java tooling, and what other outdated server software appears on the same hosts. For security research the value of a list over a lookup is that exposure is a pattern, and a pattern needs a population rather than a sample of one.