*** [ DIAGNOSING ]: Operating system
[i] Distro: Debian
[i] Version: 11
[✗] dig return code: 10
[✗] dig response: dig: couldn't get address for 'ns1.pi-hole.net': failure
[✗] Error: dig command failed - Unable to check OS
*** [ DIAGNOSING ]: Name resolution (IPv4) using a random blocked domain and a known ad-serving domain
[✗] Failed to resolve on lo (127.0.0.1)
[✗] Failed to resolve on eth0 (192.168.10.2)
[✓] doubleclick.com is 142.251.39.110 via a remote, public DNS server (8.8.8.8)
*** [ DIAGNOSING ]: Name resolution (IPv6) using a random blocked domain and a known ad-serving domain
[✗] Failed to resolve on lo (::1)
[✗] Failed to resolve on eth0 (2a02:908:1312:43c0:d482:559e:f784:7e77)
[✗] Failed to resolve on eth0 (fe80::418e:d5a5:a7f:3a3c)
[✓] doubleclick.com is 2a00:1450:400e:80e::200e via a remote, public DNS server (2001:4860:4860::8888)