211.90.0.0 - 211.90.63.255 (CNUNINET-HEB) China United Telecommunications Corporation; CN 211.90.64.0 - 211.90.71.255 (CNUNINET-SHD) China United Telecommunications Corporation; CN 211.90.72.0 - 211.90.79.255 (CNUNINET-NEM) China United Telecommunications Corporation; CN 211.90.80.0 - 211.90.87.255 (CNUNINET-SX) China United Telecommunications Corporation; CN 211.90.88.0 - 211.90.215.255 (CNUNINET-JIS) China United Telecommunications Corporation; CN 211.90.216.0 - 211.91.79.255 (CNUNINET-ZHJ) China United Telecommunications Corporation; CN