What is a 10.135 host IP?
A 10.135 host IP is an IP address in the range 10.135.0.0. Normal uchicago.edu host IPs are in the range 128.135.0.0. 10.135 IP addresses are special campus-only addresses which are not Internet routable. Hosts which use these IP addresses can ONLY communicate with other computers on the University of Chicago Data Network. They cannot reach off-campus web-sites, mail servers, file servers, etc.