Cannot register

Hi there,
I cannot register via the launcher, below is the error message from the log. I have tried to close my VPN and rebooted my machine. I have updated with game scanner and was able to run offline. Please help. I can ping the server without problem.

2021-05-05 21:25:29.144 +08:00 [DBG] Initializing web socket
2021-05-05 21:25:29.160 +08:00 [INF] Attempting to connect to wss://ns544971.ip-66-70-180.net:4513/
2021-05-05 21:25:40.373 +08:00 [ERR] Unknown Host
System.Net.Sockets.SocketException (0x80004005): Unknown Host
2021-05-05 21:25:40.373 +08:00 [DBG] Web socket closed
2021-05-05 21:25:40.404 +08:00 [ERR] Server Offline!

C:\Users\Bruce Lee>ping ns544971.ip-66-70-180.net
Pinging ns544971.ip-66-70-180.net [66.70.180.188] with 32 bytes of data:
Reply from 66.70.180.188: bytes=32 time=319ms TTL=111
Reply from 66.70.180.188: bytes=32 time=317ms TTL=111
Reply from 66.70.180.188: bytes=32 time=318ms TTL=111
Reply from 66.70.180.188: bytes=32 time=317ms TTL=111
Ping statistics for 66.70.180.188:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 317ms, Maximum = 319ms, Average = 317ms

Best regards,

Max