/etc/news/hosts.nntp.nolimit is in inn 1:1.7.2q-44.1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 | ## $Revision: 1.1 $
##
## Any hosts listed in this file will be permitted to connect past the
## limits set up by the `-i' and `-X' flags to innd.
## Listed hosts must be present in hosts.nntp too!
##
localhost
|