I think the site got hugged:

   ping -c 4 pop.com
  PING pop.com (0.0.0.0): 56 data bytes
  ping: sendto: Socket is not connected
  ping: sendto: Socket is not connected
  Request timeout for icmp_seq 0
  ping: sendto: Socket is not connected
  Request timeout for icmp_seq 1
  ping: sendto: Socket is not connected
  Request timeout for icmp_seq 2
  
  --- pop.com ping statistics ---
  4 packets transmitted, 0 packets received, 100.0% packet loss