this happens only for Black desert online SEA server after the mainainence
Hi kayumityikki, have you tried restarting the router / modem and ONT to see if it helps?
Please PM us the subscriber name, registered Hub ID / email address, service address and mobile number by clicking >> HERE, we’ll arrange for assistance.
Thank you for the response. I've replied to your PM as well. Do consider powering down all your devices for 15-30 minutes before trying again to see if that helps.
Do let us know via PM if you require further assistance.
How's things now after a reboot of your equipment? Do try out some of the troubleshooting steps at www.starhub.com/personal/how-to/how-to-improve-your-home-fibre-broadband-wifi.html to see if this works for you.
If this doesn't work, let me have your registered name, contact number, affected service address and Hub ID / email address for verification by clicking the red words bracketed by the arrows here > via Private Message < so I can check on this for you.