Baidu uses IP addresses including:

IP:
180.76.15.144 
Hostname:
baiduspider-180-76-15-144.crawl.baidu.com 
http://whatismyipaddress.com/ip/180.76.15.144

IP:
202.46.57.24 
Hostname:
202.46.57.24 
ISP:
ShenZhen Sunrise Technology Co.,Ltd. 
Organization:
Beijing Baidu Netcom Science and Technology Co. 
http://whatismyipaddress.com/ip/202.46.57.24