In one embodiment, a request is received at a first computer system included within a first domain. The request is a request to send content to a network connected printer identified according to a printer identifier attributing the printer to a second domain, wherein the printer is included within a third domain. A validation request message is sent to a second computer system within the second domain requesting validation of the printer identifier. Responsive to receipt of validation information from the second system, the content, or a content availability message that the content is available to be obtained by the printer, is sent to a third computer system within the third domain, for the third system to forward to the printer.