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DNSchecker vs OpenGL Extensions Viewer

A side-by-side look at DNSchecker and OpenGL Extensions Viewer. For an in-depth review of either product, follow the links below.

DNSchecker

DNSchecker

Network & Admin

DNSchecker is a free open-source tool for checking the configuration of DNS servers and mail servers. It can validate records like MX, NS, SOA, SPF, and more across multiple DNS servers.

dnsserverconfigurationvalidation
OpenGL Extensions Viewer

OpenGL Extensions Viewer

Development

OpenGL Extensions Viewer is a small utility that allows you to view the OpenGL extensions supported by your graphics card and drivers. It shows which extensions are available and their supported version.

openglextensionsgraphics-carddrivers