I feel like they overcharge a little for the quality of product you get but they do have access to a couple datacenters some are significantly better than the others in terms of bandwidth and routing. I would look around and see if anyone has recommendations on specific sharktech products as I didn't use there service for very long.
Best way to find out is #sharktech on EFnet lots of our custeomrs hangout there. However, one thing you have to keep in mind we over partial managed service meaning we assist in server management unlike many others at no extra cost.
◎ Sharktech provides secure cyberspace with unique in-line and cloud-based DDoS protection.