System log with weird Mac addresses
 

Can someone help me identify what tyor of devices these mac addresses that keep connecting and disconnecting from my router throughout the day. When I search tbrm they come up with things I'm not understanding. Help please. As I believe my recent ex has been monitoring our network traffic. TIA
f2:be:da:44:63:58

192.168.1.71 mac12:3a:42:73:1d:cd. Then one min later disconnected then reconnected with a different IP same Mac
192.168.1.65. mac 12:3a:42:73:1d:cd

8c:49:62:e5:ca:aa - another one

Thank you.



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