nexargi@server-02:~$  grep -r ^deb /etc/apt --include=*.list
/etc/apt/sources.list.d/ubuntu-esm-infra.list:deb https://esm.ubuntu.com/infra/ubuntu xenial-infra-security main
/etc/apt/sources.list.d/ubuntu-esm-infra.list:deb https://esm.ubuntu.com/infra/ubuntu xenial-infra-updates main
/etc/apt/sources.list.d/kopia.list:deb http://packages.kopia.io/apt/ stable main
/etc/apt/sources.list.d/driveclient.list:deb [arch=amd64] http://agentrepo.drivesrvr.com/debian serveragent main
/etc/apt/sources.list.d/passenger.list:deb https://oss-binaries.phusionpassenger.com/apt/passenger xenial main
/etc/apt/sources.list:deb http://us.archive.ubuntu.com/ubuntu xenial main
/etc/apt/sources.list:deb-src http://us.archive.ubuntu.com/ubuntu xenial main
/etc/apt/sources.list:deb http://us.archive.ubuntu.com/ubuntu xenial-updates main
/etc/apt/sources.list:deb-src http://us.archive.ubuntu.com/ubuntu xenial-updates main
/etc/apt/sources.list:deb http://us.archive.ubuntu.com/ubuntu xenial universe
/etc/apt/sources.list:deb-src http://us.archive.ubuntu.com/ubuntu xenial universe
/etc/apt/sources.list:deb http://us.archive.ubuntu.com/ubuntu xenial-updates universe
/etc/apt/sources.list:deb-src http://us.archive.ubuntu.com/ubuntu xenial-updates universe
/etc/apt/sources.list:deb http://us.archive.ubuntu.com/ubuntu xenial-security main
/etc/apt/sources.list:deb-src http://us.archive.ubuntu.com/ubuntu xenial-security main
/etc/apt/sources.list:deb http://us.archive.ubuntu.com/ubuntu xenial-security universe
/etc/apt/sources.list:deb-src http://us.archive.ubuntu.com/ubuntu xenial-security universe
nexargi@server-02:~$