No signal of Radio Guinée/Radio Mali/RSO in 31mb on July 25

GUINEA/MALI/OMAN   No signal of R.Guinée/R.Mali/RSO in 31mb on July 25:
0600-2400 on  9650 CON 050 kW / non-dir to WeAf French R.Guinée Conakry
0800-1800 on  9635 BKO 050 kW / non-dir to WeAf French ORTM Radio Mali.
An addition, no signal of R.Sultanate of Oman - from the several weeks.
1400-2200+on  9620 THU 100 kW / 315 deg to WeEu En/Ar RSO, AIR in here!