ECONNRESET(Whois :: ConnectionError) – 尝试在Ruby中查询Whoi

require 'rubygems'
require 'whois'

def check_domain(domain)
  c = Whois::Client.new
  c.query("google.com").available?
end

该程序不断出错(即使我在google.com上进行硬编码),并打印下面的消息.鉴于该计划有多简单,我已经没有想法 – 任何建议？

/Library/Ruby/Gems/1.8/gems/whois-2.0.2/lib/whois/server/adapters/base.rb:165:in `query_the_socket': Errno::ECONNRESET: Connection reset by peer (Whois::ConnectionError)
from /Library/Ruby/Gems/1.8/gems/whois-2.0.2/lib/whois/server/adapters/verisign.rb:41:in `request'
from /Library/Ruby/Gems/1.8/gems/whois-2.0.2/lib/whois/server/adapters/base.rb:113:in `query'
from /Library/Ruby/Gems/1.8/gems/whois-2.0.2/lib/whois/server/adapters/base.rb:150:in `buffer_start'
from /Library/Ruby/Gems/1.8/gems/whois-2.0.2/lib/whois/server/adapters/base.rb:112:in `query'
from /Library/Ruby/Gems/1.8/gems/whois-2.0.2/lib/whois/client.rb:90:in `query'
from /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/timeout.rb:62:in `timeout'
from /Library/Ruby/Gems/1.8/gems/whois-2.0.2/lib/whois/client.rb:87:in `query'
from checker.rb:7:in `check_domain'
from checker.rb:14
from checker.rb:11:in `each'
from checker.rb:11