co ("404") is a domain controlled by six nameservers. Two of them are on the same IP network. wcbn.org, cuny.edu, fathom.com, dorkbot.org, barnard.edu and at least 15 other hosts share nameservers with this domain. uk.co, co.co, th.co, rr.co, in.co and at least 100 other hosts are subdomains to this hostname.