Just as a "Thinking Outside the Box" exercise, you can always get the time from the NIST, available from any and all of the mirrors mentioned here.
use strict;
my $host = '129.6.15.28';
my $port = '13';
my $sock = IO::Socket::INET->new(PeerAddr => $host,
PeerPort => $port,
Proto => 'TCP');
die "Couldn't connect to $host on $port: $!\n" unless $sock;
scalar <$sock>;
my $time = scalar <$sock>;
$sock->close;
print $time."\n";
# $time has the format:
#JJJJJ YR-MO-DA HH:MM:SS TT L H msADV UTC(NIST) OTM
*shrug* It just happens to be something I'm working on for another project.
C-.
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