URLs don't get any shorter than t.co. Twitter is now using t.co as part of a service to protect users from harmful activity. Links on Twitter now pass through t.co and are simultaneously checked by a list of dangerous sites, so they can warn their users and keep Twitter a trusted hub containing rich, up to the second information. Short, safe and to the point—something Twitter does well and .CO is happy to help with. If you need a shortener, it doesn't get any shorter than .CO.

Keep it short, keep it simple. Venture Hacks has integrated .CO as a brand shortener. Get the advice you need to get your startup off the ground, and share it with a vh.co link.

Link sharing accounts for a staggering amount of site traffic, no matter what type of content you are producing. Politi.co is leveraging the power of link sharing with the power of the Politico brand to create shorter links that are guaranteed to be safe and endorsed by the brand.

When it comes to URL shorteners, smaller is definitely better! One of the smallest, easiest-to-remember URLs in the world, X.CO, is quickly becoming the premier URL shortener of choice. Not only can you use your X.CO short links in your Twitter and Facebook posts, emails and blogs – you can also customize them as you like and get the best analytics available anywhere! So go ahead, shorten those links with X.CO – or build your own custom url shortener with a .CO domain name today!

When it comes to URLs, bigger is not always better. That's why the biggest "G" in the world just launched a shortcut on the smallest URL in the world. G.CO is the official shortcut for Google's products and services – making it easier for Google to connect and engage with consumers – and for people around the world to share and remember links to official Google websites.