Domain tools reverse IP: http://www.domaintools.com/reverse-ip/ (需要免费注册)
MSN search: http://search.msn.com 语法： “ip:x.x.x.x” (没有引号)
Webhosting info: http://whois.webhosting.info/ 语法： http://whois.webhosting.info/x.x.x.x
DNSstuff: http://www.dnsstuff.com/ (有多种服务可用)
http://net-square.com/msnpawn/index.shtml (要求安装)
tomDNS: http://www.tomdns.net/ (一些服务仍然是非公开的)
SEOlogs.com: http://www.seologs.com/ip-domains.html (反向IP/域名查找)

http://www.114best.com/ip/

http://reverseip.911cha.com/

http://www.yougetsignal.com/tools/web-s … eb-server/ 国外！

www.ip.wen.la 国内 在推荐2个

http://www.myipneighbors.com/

http://www.sitedossier.com/

http://whois.net/index.php

www.ip866.com

http://ip.iy8.net/

http://www.rootkit.net.cn/index.aspx

http://www.myipneighbors.com/

ipsame.com