主权项 |
1. A method performed by a computing device, the method comprising:
requesting, by the computing device, a first domain name system (DNS) server of a first protocol type to resolve a network name into a network address of the first protocol type; only where the network name is not resolved into a network address of the first protocol type by the first DNS server,
requesting, by the computing device, a second DNS server of a second protocol type to resolve the network name into a network address of the second protocol type; and, where the first DNS server or the second DNS server resolves the network name into a network address,
receiving by the computing device from the first DNS server or the second DNS server, the network address into which the network name has been resolved for access of a network resource at the network address and identified by the network name,accessing, by the computing device, the network resource at the network address into which the network name has been resolved. |