While the other suggestions are superior, you don't need to use a regex with $/
use strict;
use warnings;
$/ = "\nobject ";
while (<DATA>)
{
chomp;
print "'$_'\n"
}
__DATA__
object network Microsoft.Lync.Host.3
host 138.108.25.111
description Help Desk Ticket #476739
object network Microsoft.Lync.Host.4
host 138.108.25.112
description Help Desk Ticket #476739
object network Microsoft.Lync.Host.5
host 138.108.25.113
description Help Desk Ticket #476739
object network Microsoft.Lync.Host.6
output
'object network Microsoft.Lync.Host.3
host 138.108.25.111
description Help Desk Ticket #476739'
'network Microsoft.Lync.Host.4
host 138.108.25.112
description Help Desk Ticket #476739'
'network Microsoft.Lync.Host.5
host 138.108.25.113
description Help Desk Ticket #476739'
'network Microsoft.Lync.Host.6
'
The first record needs to be massaged since object isn't preceded by a newline.