University-of-Pennsylvania AS55 University of Pennsylvania network provider: all IP-addresses, address range, subnets. University of Pennsylvania Philadelphia USA, determine the actual location by IP-address (address of the provider University-of-Pennsylvania) (site upenn.edu), location of AS55 (ISP hoster).
Service for getting the site location or IP-address: ISP provider, organization, country, region, city, range (network) of IP addresses. Additional tools (Ping check, HTTP check) allow you to test availability of IP address (site) from various points around the world in real time.