Reverse DNS IP Address Lookup

Perform a Reverse DNS Lookup for any IP Address

123.157.243.2

Reverse DNS Lookup

WhoisReverse IPDiagnostics

Reverse DNS Results

Found 80 hostnames associated with this IP address:

HostnameWHOISDNS
mail.cnncnit.netViewView
mail.zhrzzl.com.cnViewView
mail.cnijx.comViewView
mail.cnncbx.com.cnViewView
mail.cinis.com.cnViewView
mail.cnechc.comViewView
mail.cni22.com.cnViewView
mail.cnec5.comViewView
mail.cbyi.cnViewView
mail.cirnic.comViewView
mail.cnmstc.comViewView
mail.cnecc.comViewView
mail.zh405.comViewView
mail.aep.com.cnViewView
mail.cnecc-intl.comViewView
mail.cnnc230.cnViewView
mail.xqcc.com.cnViewView
mail.cnsc-sh.comViewView
mail.hsycn.ccViewView
edge.cnnc.emailViewView
mail.cnec24.comViewView
mail.zh821.netViewView
mail.ciae.ac.cnViewView
mail.cnsi.ltdViewView
mail.cepc.bj.cnViewView
mail.niunep.comViewView
mail.cnncmail.cnViewView
mail.cnncfc.com.cnViewView
mail.puyuan.comViewView
mail.xnic262.comViewView
mail.cnnc272.comViewView
mail.zhxjky.cnViewView
mail.kaili.net.cnViewView
mail.swip.ac.cnViewView
mail.cnnc.emailViewView
mail.cnnc404.cnViewView
mail.cnncxne.cnViewView
mail.cnos.cnViewView
mail.cnpe.ccViewView
mail.cnla.cnViewView
mail.cnuc.cnViewView
mail.chinasufa.com.cnViewView
mail.cnire.comViewView
mail.cncc.topViewView
mail.zh100.bj.cnViewView
edge.cnncmail.cnViewView
mail.cnncshenzhen.comViewView
mail.cnncmed.comViewView
mail.cnnfc202.comViewView
mail.cirp.org.cnViewView
mail.cntc-sh.comViewView
mail.briug.cnViewView
mail.cnecme.comViewView
mail.cepe.companyViewView
mail.cnncnit.cnViewView
mail.cnbmc.com.cnViewView
mail.cjnf.com.cnViewView
mail.cepe.coViewView
mail.ceec.emailViewView
mail.hnhonghua.cnViewView
mail.cncs.bj.cnViewView
mail.chinergy.com.cnViewView
mails.cneic.com.cnViewView
mail.cdhaiguang.comViewView
mail.cnnc-everclean.comViewView
mail.tjyg.comViewView
mail.headwaychina.comViewView
mail.sufachina.comViewView
mail.cnnc.com.cnViewView
mail.icnecc.com.cnViewView
mail.chinergy.cnViewView
mail.npic.ac.cnViewView
mail.cni-ht.comViewView
mail.cni23.comViewView
mail.xhhydropower.comViewView
mail.bnif.com.cnViewView
mail.cnnp.comViewView
mail.cnhxcc.com.cnViewView
mail.cepi.siteViewView
mail.cnicec.comViewView

About Reverse DNS Lookup

Reverse DNS lookup (rDNS) translates an IP address back to a hostname. This is accomplished through PTR (pointer) records in the DNS system.

Reverse DNS is commonly used for:

  • Email server verification and spam prevention
  • Network troubleshooting and diagnostics
  • Security analysis and threat identification
  • Logging and audit trails

Not all IP addresses have reverse DNS records configured. The IP address owner is responsible for setting up PTR records with their internet service provider or hosting company.