Google backlink checker tool for Penguin & disavow analysis. This tool uses the SEMrush traffic data and overlays the rollout dates for Penguin algorithm updates as published in Moz.
- Penguin (on/off)
- Panda (on/off)
Disclaimer: This tool is just the first step in a Penguin Penalty analysis. Additional review is required to confirm whether or not Penguin is the actual cause of any traffic drop.