www.enter-sys.net has one IP number , but the reverse is hsphere.cc. enter-sys.net is a domain controlled by two nameservers at enter-sys.net themselves. They are on the same IP network. Incoming mail for enter-sys.net is handled by seven mailservers having a total of 28 IP numbers. Some of them are on the same IP network. enter-sys.net has one IP number. www.enter-sys.net is hosted on a server in United States. Reputation is not yet known.