You can check the duration of the bound IP and whether it can be used on the todaylist of the S5 manager.
The available time limit is 6 hours, starting from the time you bind the ip.
①When the status of Available and Online are displayed as true, it means that your ip can continue to be used and it won't cost you credit to bind it again.
②When Online shows false, it means that this ip is offline and cannot be used.
③When the status of Available is False but the Online shows True, it means this IP can be used now but it'll cost you credit to bind it.