this is a logo i did way back 2003 for a local event company in Malaysia. Three Sixty Five Events Sdn Bhd .
Then in 2007 this logo was used in their website www.threesixtyfive.com.my
It displays the 365 intertwine with e in the 6.
the 365 was done in illustrator but the E was a free font "danube" from dafont.com
its been copied many times by few others claiming theirs