SURF is a Duth IT cooperative in service of educational and research institutions. In essence, they help out these organizations by vetting and building software and other tools that best suit their needs. For years they offered a website monitoring service of their own, SURFopzichter, to affiliated institutions. As of February 1, 2025, the application has been sunset. Since there are plenty more modern alternatives on the market that offer the same services, SURF now refers its members to Oh...