Не мог разрешить 'proxyaddress'

Я знаю, что существуют тонны подобных вопросов, но я не мог найти решение от всех тех. В моем случае я понятия не имею что proxyaddress средства.

склонный - получают обновление:

Err:1 http://linux.dropbox.com/ubuntu wily InRelease
  Could not resolve 'proxyaddress'
Err:2 http://repository.spotify.com stable InRelease                                     
  Could not resolve 'proxyaddress'
Err:3 http://dl.google.com/linux/chrome/deb stable InRelease                             
  Could not resolve 'proxyaddress'
Err:4 http://ppa.launchpad.net/yannubuntu/boot-repair/ubuntu xenial InRelease
  Could not resolve 'proxyaddress'
Reading package lists... Done  
W: Failed to fetch http://linux.dropbox.com/ubuntu/dists/wily/InRelease  Could not resolve 'proxyaddress'
W: Failed to fetch http://dl.google.com/linux/chrome/deb/dists/stable/InRelease  Could not resolve 'proxyaddress'
W: Failed to fetch http://repository.spotify.com/dists/stable/InRelease  Could not resolve 'proxyaddress'
W: Failed to fetch http://ppa.launchpad.net/yannubuntu/boot-repair/ubuntu/dists/xenial/InRelease  Could not resolve 'proxyaddress'
W: Some index files failed to download. They have been ignored, or old ones used instead.

/etc/apt/apt.conf:

Acquire::http::Proxy "http://proxyaddress:proxyport";

/etc/resolv.conf:

# Dynamic resolv.conf(5) file for glibc resolver(3) generated by resolvconf(8)
# DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGES WILL BE OVERWRITTEN
# nameserver 8.8.8.8 # tried but did not work.
# nameserver 8.8.4.4
nameserver 127.0.1.1

nslookup> сервер:

Default server: 127.0.1.1
Address: 127.0.1.1#53

netstat - дремота:

Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name
tcp        0      0 127.0.1.1:53            0.0.0.0:*               LISTEN      945/dnsmasq