Could you run in Command Line (you can find it in Windows menu, press Win button to open it) arp -a 10.1.10.199 and write does this command return a result. After this run the following command ping 10.1.10.199 and write does this command return a result. You can try it with any IP addresses that is not shown is AIPS result but it should be. Cause it likely that there is no devices with this IP address in this range, thus its not shown in AIPS result.
Could you run in Command Line (you can find it in Windows menu, press Win button to open it)
arp -a 10.1.10.199
and write does this command return a result. After this run the following command
ping 10.1.10.199
and write does this command return a result. You can try it with any IP addresses that is not shown is AIPS result but it should be. Cause it likely that there is no devices with this IP address in this range, thus its not shown in AIPS result.