There's still lots of DEL hockey on German free TV stations!!!
You can catch DEL highlights on the regional ARD stations which are - like DSF and Premiere - transmitted free-to-air on Astra (digital, 19°E).
"HR/Hessen Fernsehen" shows highlights from the Frankfurt Lions and Kassel Huskies each Friday around midnight (The 10-minute show is called "Eiszeit").
(often re-runs Saturday 9.50am and between 5.15 and 6pm in the afternoon)
At about the same time, "BR 3 / Bayerisches Fernsehen" airs a newscast, "Rundschau Nachtausgabe mit Sport". This is a half-hour format, sports highlights start about 10, 15 minutes into the show. They usually have at least one home game from the 3 Bavarian DEL teams on the show, namely ERC Ingolstadt, the Nuremberg Ice Tigers or Ausgburg Panthers.
Several sports shows on the regional channels.
"Das Erste/ARD": "Sportschau", starts after 6pm, usually has highlights from the Premiere game.