What do I use to check propagation ?

Faros 1.4 

Automatic NCDXF beacon monitor for Radio Amateurs, 
SWL'ers and HF communication engineers 

http://www.dxatlas.com/faros/

Features:

• continuously monitors 18 NCDXF beacons on five bands;
• automatically detects the presence of the beacon signals, even in QRM and noise;
• measures the signal-to-noise ratio, the QSB index, and the propagation delay of the signal;
• automatically identifies long path openings based on the signal delay;
• has a real-time display of band conditions;
• maintains a long-term history of beacon observations;
• generates signal charts at regular intervals in a form suitable for Web publishing;
• generates observation logs optimized for automatic analysis.