UDDI Web Services UDDI SOAP/XML message-based programmatic web service interfaces. Production UDDI server, Publishing interface https://uddi.microsoft.com/publish UDDI SOAP Publication Interface Production UDDI server, Inquiry interface http://uddi.microsoft.com/inquire UDDI SOAP Inquiry Interface Test UDDI server, Publishing interface https://test.uddi.microsoft.com/publish UDDI SOAP Publication Interface urn:microsoft-com:test-signature-element - signifies that this is a testing version of the service Test UDDI server, Inquiry interface http://test.uddi.microsoft.com/inquire UDDI SOAP Inquiry Interface urn:microsoft-com:test-signature-element - signifies that this is a testing version of the service