perl LWP html内容获取错误“500无法连接到www.google.com:80（错误的主机名'www.google.com'）”

Question

    #!/usr/bin/perl
    use strict;
    use warnings;
    use LWP;
    print "Content-type: text/html\n\n";
    my $browser = LWP::UserAgent->new;
    my $url = "http://www.google.com";
    my $response = $browser->get($url);
    my $html = $response->content;
    print $html;

我无法使用LWP获取html的内容。 它正在工作localhost但linux服务器无法正常显示错误'

    500 Can't connect to www.google.com:80 (Bad hostname 'www.google.com')

请帮忙修复错误？