It seems that Algeria Chaine 3 is off air [252 kHz] for at least today.
At the moment I can receive RTÉ Radio1 in Frankfurt/Germany on Longwave 252 kHz (20.10h UTC) with a pretty strong signal. Even at daytime I could catch the signal in an audible matter.

Heinz Schulz to mwcircle iog (2023-01-07)

They are now back with discussion in French at 0955  1/1/23

Zach Liangas to Longwaveradiolistening iog (2023-01-08)