Ratings can be customized for specific brands, ad categories, campaigns, or markets.</li> <li> <strong>DoubleVerify:</strong> provides online media verification and campaign effectiveness solutions for media entities looking to ensure quality advertising environments, campaign transparency and performance.</li> <li> <strong>comScore vCE (verification):</strong> is a holistic ad delivery validation solution that provides deep campaign insights including in-view data, geo validation, brand safe ad delivery and the prevention of non-human traffic.</li> <li> <strong>Integral Ad Science:</strong> provides verification services that scores and evaluates the brand safety, context, viewability and many other elements of web pages on an individual page level.</li> <li> <strong>Maxmind:</strong> provides its geolocation technology by pinpointing in real-time the location of Internet customers and visitors by country, geographic region, and the granular detail of city</li> <li> <strong>DigitalEnvoy:</strong> Using advanced IP level technology, DigitalEnvoy identifies the location of internet users by country, geographic region, and city. This data is used by media providers to help with accurate geotargeting.</li> <li> <strong>Quova:</strong> enables businesses to accurately identify where their Website visitors are geographically, by country, state or city. This, in turn, allows for accurate geotargeting of internet users.</li> </ul> <p>VDX.tv reserves the right, at its sole discretion, to modify, discontinue or terminate these Safety Guidelines at any time and without advance notice.