sds1.worldpath.net has one IP number , which also has a corresponding reverse pointer. ns1.worldpath.net point to the same IP. worldpath.net is a domain controlled by two nameservers at worldpath.net themselves. They are on different IP networks. Incoming mail for worldpath.net is handled by four mailservers. All of them are on the same IP network. worldpath.net has one IP number. sds1.worldpath.net is hosted on a server in United States.