最近，我们收到来自托管公司的共享服务器的投诉，说明流量巨大。经过一番检查 - 似乎是最大的罪魁祸首之一是Facebook。以下是访问该网站的热门ips列表：
870 66.220.158.113
871 66.220.152.114
879 66.220.152.112
880 66.220.158.112
885 66.220.158.115
890 66.220.158.116
898 69.171.248.0
904 69.171.248.7
915 69.171.248.3
916 66.220.158.114
922 66.220.158.119
924 69.171.237.115
928 69.171.248.6
942 66.220.158.117
944 69.171.248.5
945 69.171.237.112
949 69.171.248.4
959 69.171.248.2
963 66.249.64.38
978 69.171.237.116
978 69.171.237.117
981 69.171.237.119
1001 69.171.237.113
1002 69.171.248.1
1008 66.249.64.43
1056 69.171.237.114
1443 157.55.39.237
1613 157.55.39.144
2000 157.55.39.74
2033 157.55.39.92
其中大部分都是facebook！我怎样才能限制Facebook经常回来？好像og：ttl不再是Facebook认可的东西了。我不知所措。
感谢任何想法