Dos query Baidu spider IP command

        Judging Baidu Spider IP or fake Baidu Spider, use the dos command to query Baidu Spider Reverse Check Command: nslookup IP 1. On the Windows platform Click “Start”-“Run”-“cmd”-“Enter nslookup IP Address ”-“Enter & rdquo; C:\\>nslookup 220.181.bc The query results are as follows: Server: google-public-dns-a.google.com Address: 8.8.8.8 Name: baiduspider-220.181.bccrawl. Baidu.com Address: 220.181.bc Summary: Windows can use the nslookup command to reverse the ip to determine whether it is from Baiduspider. Second, in the Linux platform $ host 123.125.a.b baiduspider-123.125.a.b.crawl.baidu.com. Summary: Linux can use the host command to reverse the ip to determine whether it is from the Baiduspider crawl.