APNs return BadPath always

When a message is pushed to APNs, if the APNs domain name is resolved to one of the IP addresses, the BadPath is returned. When the APNs domain name is resolved to another IP address, the message is pushed normally. return BadPath ip list sample: 17.188.137.22:443 17.188.134.20:443 17.188.129.26:443 17.188.181.77:443 17.188.140.149:443 17.188.172.32:443 17.188.172.91:443 17.188.181.78:443 17.188.181.206:443 17.188.181.76:443 17.188.132.153:443 17.188.172.33:443