About the commands you asked me to run:
$ netstat -naltp
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 2338/sshd
tcp 0 0 127.0.0.1:953 0.0.0.0:* LISTEN 2336/named
tcp 0 0 10.1.232.1:53 0.0.0.0:* LISTEN 2501/dnsmasq
tcp 0 0 127.0.0.1:53 0.0.0.0:* LISTEN 2336/named
tcp 0 0 54.37.85.217:49101 194.146.106.46:53 TIME_WAIT -
tcp 0 188 54.37.85.217:22 81.240.187.71:54531 ESTABLISHED 14034/6
tcp6 0 0 :::22 :::* LISTEN 2338/sshd
tcp6 0 0 ::1:953 :::* LISTEN 2336/named
tcp6 0 0 fd42:c46e:6167:1344::53 :::* LISTEN 2501/dnsmasq
tcp6 0 0 fe80::3840:29ff:fef3:53 :::* LISTEN 2501/dnsmasq
tcp6 0 0 ::1:53 :::* LISTEN 2336/named
$ ifconfig
eth0 Link encap:Ethernet HWaddr a4:bf:01:28:76:b8
inet addr:54.37.85.217 Bcast:54.37.85.255 Mask:255.255.255.0
inet6 addr: 2001:41d0:303:4dd9::/64 Scope:Global
inet6 addr: fe80::a6bf:1ff:fe28:76b8/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:28490090 errors:0 dropped:0 overruns:0 frame:0
TX packets:14889580 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:34157590130 (34.1 GB) TX bytes:7234030821 (7.2 GB)
Memory:a2b00000-a2bfffff
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:267384 errors:0 dropped:0 overruns:0 frame:0
TX packets:267384 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1
RX bytes:32959019 (32.9 MB) TX bytes:32959019 (32.9 MB)
lxdbr0 Link encap:Ethernet HWaddr fe:3b:94:46:d3:4e
inet addr:10.1.232.1 Bcast:0.0.0.0 Mask:255.255.255.0
inet6 addr: fd42:c46e:6167:1344::1/64 Scope:Global
inet6 addr: fe80::3840:29ff:fef3:4e94/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:11431304 errors:0 dropped:0 overruns:0 frame:0
TX packets:12266882 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:6716428195 (6.7 GB) TX bytes:33109697822 (33.1 GB)
# ... a bunch of veth* interfaces