Hit:4 http://archive.canonical.com/ubuntu bionic InRelease
0% [Waiting for headers]Answer for: http://security.ubuntu.com/ubuntu/dists/bionic-security/InRelease
HTTP/1.1 503 Service Unavailable
Server: squid/3.5.23
Mime-Version: 1.0
Date: Fri, 21 Dec 2018 19:19:21 GMT
Content-Type: text/html;charset=utf-8
Content-Length: 3600
X-Squid-Error: ERR_CONNECT_FAIL 110
X-Cache: MISS from detr3-notify08.westlandrdc.mi.michigan.comcast.net
X-Cache-Lookup: MISS from detr3-notify08.westlandrdc.mi.michigan.comcast.net:3850
Via: 1.1 detr3-notify08.westlandrdc.mi.michigan.comcast.net (squid/3.5.23)
Connection: keep-alive

Err:5 http://security.ubuntu.com/ubuntu bionic-security InRelease
  503  Service Unavailable [IP: 91.189.88.149 80]