A printer searching device may comprise a first acquiring unit, a second acquiring unit, a searching unit, and a providing unit. The first acquiring unit may acquire a plurality of a first kind of global IP addresses that is allotted to a plurality of printers and register the plurality of the first kind of global IP addresses to a memory. The second acquiring unit may acquire a second kind of global IP address that is allotted to the terminal device. The searching unit may search, from the plurality of printers, one or more printers to which a value that is identical to a value of a network address part of the second kind of global IP address is allotted as a value of a network address part of the first kind of global IP address. The providing unit may provide a search result to the terminal device.