BOSTON, April 18, 2000 - Domania.com, a leading infomediary in online real estate services, today announced the election of Douglas S. Rossbach to its Board of Directors. Rossbach is a recognized leader in e-commerce strategies for retail financial services concerns.

Mr. Rossbach joins Domania President Steven Kropper, Domania Chief Operating Officer Francine V. Rivkin, and Guy Bradley, General Partner, CMGI @Ventures, as the fourth board member.

"Doug Rossbach brings to Domania.com the convergent experience of three worlds critical to the success of our vision - retail lending, broad financial services consulting and management experience, and internet strategy," said Steven A. Kropper, president, Domania.com. "His wisdom and dynamic experience in the changing landscape of consumer financial services will have a strong impact on our growth momentum; and we are delighted to have him as a board leader."

Mr. Rossbach currently is Senior Vice President, Electronic Commerce, for Radian Guaranty Inc., a unit of Radian Group Inc. (NYSE: RDN), which provides private mortgage insurance to more than 3,500 lenders nationwide. He specifically is responsible for the development and implementation of Radian's Internet and e-commerce strategies.

Prior to joining Radian this year, and since 1989, Rossbach was a senior executive with Norwest Mortgage, among the nation's largest retail lenders. Most recently he served as Senior Vice President, Internet Strategy and Development, overseeing the development and execution of Norwest's retail e-commerce strategy. He also oversaw strategic alliances with major portals and development companies, as well as Wells Fargo Online Financial Services. Prior to joining Norwest, Rossbach was a management consultant with McKinsey and Company in Atlanta, Georgia, from 1986 to 1989, leading a practice for a wide-range financial service clients in the U.S. and Australia. Rossbach received a Bachelor of Arts in English from the University of Virginia and earned his MBA from New York University. He resides in New Jersey with his wife and three children.

About Radian

Radian Guaranty Inc. is the operating subsidiary of Radian Group Inc. (NYSE: RDN), headquartered in Philadelphia. Radian provides private mortgage insurance and risk management services to mortgage lenders nationwide; these services increase homeownership opportunities by helping people to buy homes with down payments of less than 20 percent. Private mortgage insurance protects lenders from default-related losses on residential first mortgages and facilitates the sale of low-down payment mortgage loans in the secondary market.

About domania.com

Domania.com (www.domania.com) leads the education of homebuyers, homesellers and homeowners by providing unprecedented, free access to valuable and hard-to-find real estate data and information. An independent real estate services infomediary, domania.com empowers consumers with its Home Price Check, the largest free online bank of home sales comparables, Value Check and Property Tax tools. Domania.com also includes user-personalized services such as My Domania; as well as real estate news, original content and community; HouseTalk message boards for sharing information, insight and advice, and the exclusive DomaniaGram system, which communicates user-customized information and promotional offers that support specific needs and interests. Domania.com's Home Price Check service (www.homepricecheck.com) already has been cited as a Top 10 online real estate destination by Nielsen//NetRatings and also is available through relationships with leading web properties including Yahoo!, America Online (AOL), CompuServe, Dow Jones, Motley Fool, and MarketWatch.com, Inc.

Domania.com is managed by homeowners for homeowners to be a consumer-centric content and community destination that supports Americans through a lifetime of managing their most prized and valuable assets, their homes. Privately-held domania.com is an investment of CMGI @Ventures, the venture capital affiliate of CMGI (NASDAQ: CMGI).