The situation
LearnStack came to Dot Mirror as an already-established e-learning platform with five million monthly organic visitors and a DR of 74. The challenge wasn't building authority from scratch. It was sustaining and growing organic traffic in a verticals increasingly contested by well-funded competitors (Coursera, Udemy, LinkedIn Learning) who were accelerating their own content and link building programmes. LearnStack needed volume at quality, a consistent pipeline of new referring domains from high-DR sources to maintain their competitive position.