NSLookup Utility Tool | Reverse DNS Lookup

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Reverse DNS

NSLOOKUP is a program to query Internet domain name servers (DNS). NSLOOKUP or Reverse DNS (rDNS) is a method of resolving an IP address into a domain name, just as the domain name system (DNS) resolves domain names into associated IP addresses.

Reverse DNS Lookup

See if your IP has a reverse DNS entry.

IP Address

Free Reverse DNS Lookup For Your Web Site

To place the search box on your web site, Copy the following HTML code and place it in your web page.

1 Enter IP/IPv6

2 Press the button “Reverse DNS”

 <table width="243" border="0" cellspacing="0" cellpadding="0" align="center"><tr> <td><a href="http://www.ipaddressguide.com"><img src="http://www.ipaddressguide.com/images/reversednslookup.gif" width="243" height="23" border="0"></a></td></tr><tr><td><table width="243" height="85" border="0" cellspacing="0" cellpadding="0"><tr><td background="http://www.ipaddressguide.com/images/ipaddressguidebg.gif" align="center"><table width="96%" border="0" cellspacing="0" cellpadding="0"><tr><td colspan="2" height="6"></td></tr><tr> <td align="center"><a href="http://www.ipaddressguide.com"><img src="http://www.ipaddressguide.com/images/ipaddressguide.gif" width="120" height="12" border="0"></a></td></tr><tr><td colspan="2" height="8"></td></tr><tr> <td align="center"><table width="100%" border="0" cellspacing="0" cellpadding="0"><tr><td width="41%"><form name="form1" method="post" action="http://www.ipaddressguide.com/dnslookup.aspx?ip=60.49.90.30" style="width:100%"><table width="100%" border="0" cellspacing="0" cellpadding="0"><tr><td width="79%" align="center"><INPUT id=txtReverseDNS style=" width:75px; FONT-SIZE: 10px; COLOR: #000000;FONT-FAMILY: Arial, Helvetica, sans-serif; text-align: center"value=60.49.90.30 name=txtReverseDNS></td></tr><tr><td width="21%" align="center"><input class=button id=btnReverseDNS type=submit value="Reverse DNS" name=btnReverseDNS style="FONT-SIZE: 10px; COLOR: #000000;FONT-FAMILY: Arial, Helvetica, sans-serif;"></td></tr></table></form></td><td width="59%" align="right" valign="top"><table width="100%" border="0" cellspacing="0" cellpadding="0"><tr><td width="9%" style="FONT-SIZE: 10px; COLOR: #616161;FONT-FAMILY: Arial, Helvetica, sans-serif;">1</td><td width=91%" style="FONT-SIZE: 10px; COLOR: #616161;FONT-FAMILY: Arial, Helvetica, sans-serif;">Enter IP/IPv6 </td></tr><tr><td style="FONT-SIZE: 10px; COLOR: #616161;FONT-FAMILY: Arial, Helvetica, sans-serif;" valign="baseline">2</td><td style="FONT-SIZE: 10px; COLOR: #616161;FONT-FAMILY: Arial, Helvetica, sans-serif;"> Press the button “Reverse DNS”</td></tr></table></td></tr></table></td></tr></table></td></tr></table></td></tr></table>

Reverse DNS Lookup
See if your IP has a reverse DNS entry.
IP Address