This is the logo for <a href="https://en.wikipedia.org/wiki/Cartoon_Network" class="extiw" title="w:Cartoon Network">Cartoon Network</a> that used from June 14, 2004 to May 28, 2010. However, it was and used by several channels in other countries until the following year.
Same as the source
<a href="https://en.wikipedia.org/wiki/Warner_Bros." class="extiw" title="w:Warner Bros.">Warner Bros.</a>, <a href="https://en.wikipedia.org/wiki/WarnerMedia" class="extiw" title="w:WarnerMedia">WarnerMedia</a>