Juno Online Services
| Company type | Subsidiary |
|---|---|
| Industry | Internet service provider |
| Founded | May 1996 |
| Founder | Charles Ardai, Brian Marsh, Clifford Tse |
| Headquarters | Newark, New Jersey , United States |
Area served | United States |
| Owner | B. Riley Financial (via United Online) |
| Parent | United Online |
| Website | www |
Juno Online Services, commonly referred to as Juno, is an American Internet service provider that initially launched as a no-cost email platform before broadening its range of services. It functions as a subsidiary under United Online, which is owned by the investment firm B. Riley Financial. United Online’s portfolio also includes NetZero and BlueLight Internet Services.
History
Established in May 1996 by Charles Ardai, Brian Marsh, and Clifford Tse with funding from the D. E. Shaw Group, Juno introduced a free email service featuring a proprietary client that enabled users to send and receive emails through dial-up connections, monetized via targeted advertising. By June 1998, Juno expanded to offer paid customers enhanced support and internet browsing features. In December 1999, the company launched a free web and email service supported by an advertising toolbar; however, as of July 2015, free usage was limited to 10 hours monthly.
After the dot-com bubble burst resulted in reduced Internet advertising revenues, Juno adjusted its business model to provide discounted web and email services at approximately half the cost of leading ISPs.
Juno made its public market debut on NASDAQ in May 1999 under the ticker JWEB. In June 2001, it merged with rival NetZero (NASDAQ: NZRO) following patent disputes related to free Internet access technologies. This merger created United Online, and both companies’ shares were removed from trading by September 2001.
Following the merger, Juno and NetZero rolled out a service designed to speed up web browsing by lowering image resolution to accelerate page loading times.
In 2001, Juno revised its privacy policy to permit the utilization of idle customer CPU cycles for grid computing purposes. This initiative aimed to generate supplementary income by selling computing resources to private enterprises—a strategic move intended to enhance revenue streams after the dot-com downturn. Although a client application for this "Juno Virtual Supercomputer" was announced, its long-term financial impact remains uncertain.
Proprietary client
Throughout the late 1990s, the Juno client software received several updates. Version 1.49 marked the final release compatible with Windows 3.1, with version 1.51 addressing date-related bugs. Versions 4.0.11 and 5.0.33 supported Windows 95 and subsequent editions. Version 4 introduced features such as attachments, a spell-checker, customizable fonts and colors, and stored archived messages in multiple files each capable of holding up to 1000 emails.
Version 5 incorporated a rudimentary spam filter and enabled message formatting with fonts, colors, and embedded images. It consolidated messages into a single large file, which occasionally led to "folder collapse" problems when disk space was insufficient.
Starting December 1, 2004, accessing email through clients like Juno’s required subscription plans such as Juno Platinum or Megamail; free usage was restricted to the web-based platform.
The Juno client version 5.0 build 33 was incompatible with Internet Explorer 7; however, build 49 addressed these compatibility issues and added support for Windows Vista. In 2009, version 8 was released with compatibility for Windows 7. Afterward, proprietary mail clients received limited updates while maintaining interoperability with standard POP3 email clients.
The client lacked integration with external antivirus or sophisticated spam filtering solutions; versions 5 and 8 only supported filtering based on exact email addresses. To mitigate spam, Juno operated a server-side spam filtering system known as a spamdesk.
Although capable of backing up emails and contact lists, the client did not provide direct export functionality for transferring data to other platforms. Users relied on third-party tools such as juno5bdb (to handle messages stored in Berkeley DB format) and Dawn (for contacts) to facilitate data conversion and export processes.
Development centers
Juno set up an offshore development facility in Hyderabad, India, operating under the name United Online Software Development India Pvt. Ltd., to enhance its worldwide business activities and technology innovation.
See also
External links
- Articles with short description
- Internet service providers of the United States
- American companies established in 1996
- Telecommunications companies established in 1996
- Internet properties established in 1996
- Companies based in Newark, New Jersey
- 1996 establishments in New York City
- 5
- Companies of the United States by year of establishment