top 2:
Free domain co.nr
Uni.cc
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Decent ones:
Dot TK
Active.ws
V3
http://shrink.ws/--------------------------------------------------------------------
Ones im not to crazy about:
Hot Redirect
IP fox
TC6.net
Y11 subdomain redirection
Shim.net
ni5.com
Zor.org
tz4.com
Smart Dots