Users suspicious of shortened URLs can add /- to the end of a TweaK URL to reveal the true address, for example 5wgpt.tk/-. Dot TK officials explained that TweaK uses true 301 redirection so search ...
Google's John Mueller said in a Google Webmaster Help thread that you should avoid using special characters in your URLs. Specifically avoid using "commas, semicolons, colons, spaces, quotes, etc." in ...