root@debian-x270:/var/lib/NetworkManager# ls -l
total 92
-rw-r--r-- 1 root root 74 Jun 23 18:57 dnsmasq-enp0s31f6.leases
-rw-r--r-- 1 root root 60 Mar 9 22:37 internal-0a9a4c52-f940-4d03-92ef-5c6f3e3d7f68-wlp3s0.lease
-rw-r--r-- 1 root root 59 Jun 15 21:35 internal-27f63a78-9a5a-4491-bfeb-d63df71b9cbd-wlp3s0.lease
-rw-r--r-- 1 root root 59 Jun 15 10:58 internal-55909a6c-4f87-46bc-9ee1-f6a010c0aa81-wlp3s0.lease
-rw-r--r-- 1 root root 58 May 17 18:14 internal-62ba89cd-9046-488a-9f71-248c57aa6655-wlp3s0.lease
-rw-r--r-- 1 root root 60 May 29 11:47 internal-69f44aed-53c6-465d-94c5-d38cb1205ad4-wlp3s0.lease
-rw-r--r-- 1 root root 62 Jun 19 22:41 internal-6c2e30fe-aa8b-394c-b7f4-2cdde74af83f-enp0s31f6.lease
-rw-r--r-- 1 root root 60 May 26 00:03 internal-6d09376c-f00b-4373-86b0-d8e1855d6e5d-wlp3s0.lease
-rw-r--r-- 1 root root 60 May 3 16:39 internal-783fbd47-25b4-43d6-8ca4-911aeab5d1a3-wlp3s0.lease
-rw-r--r-- 1 root root 60 Mar 9 22:49 internal-82512e4a-5a78-4f3f-819f-11725c816d72-wlp3s0.lease
-rw-r--r-- 1 root root 58 Apr 13 15:29 internal-84906348-fc94-4c9b-9d46-9a9403e1b1c2-wlp3s0.lease
-rw-r--r-- 1 root root 59 May 20 11:50 internal-94aeaefd-3940-4301-ae43-635165f0e6dc-wlp3s0.lease
-rw-r--r-- 1 root root 60 Jun 12 19:16 internal-9cfb87b5-0a00-4436-8b14-6b08af020056-wlp3s0.lease
-rw-r--r-- 1 root root 58 Mar 13 21:18 internal-d6016637-825d-4a1e-aa7f-5192a4d5c043-wlp3s0.lease
-rw-r--r-- 1 root root 59 Mar 30 21:20 internal-d6925242-8a32-4a4c-976a-df4823125a16-wlp3s0.lease
-rw-r--r-- 1 root root 60 Jun 23 20:03 internal-d729f550-42d5-4822-aca3-251262d3d897-wlp3s0.lease
-rw-r--r-- 1 root root 62 Jun 15 15:41 internal-f4c4d66e-000c-4562-b793-dd0df5274f89-wlp3s0.lease
-rw-r--r-- 1 root root 61 Mar 13 00:02 internal-f53602f2-3bf7-4d46-9a30-ce5930d0de61-wlp3s0.lease
-rw-r--r-- 1 root root 939 Mar 8 22:04 NetworkManager-intern.conf
-rw-r--r-- 1 root root 68 Jun 22 20:03 NetworkManager.state
-rw------- 1 root root 50 Mar 8 22:04 secret_key
-rw-r--r-- 1 root root 760 Jun 22 20:03 seen-bssids
-rw-r--r-- 1 root root 781 Jun 23 18:58 timestamps
root@debian-x270:/var/lib/NetworkManager# cat dnsmasq-enp0s31f6.leases
1750680439 b8:27:eb:5f:56:17 10.42.0.48 raspberrypi 01:b8:27:eb:5f:56:17
root@debian-x270:/var/lib/NetworkManager#