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DNS Stuff - http://www.dnsstuff.com/
Many free web-based DNS and domain name tools all in one location. Includes standard DNS lookups, WHOIS/IPWHOIS, and even obscure DNS hosting tests, IPv6, IP-to-country and spam database lookups. Fast and thorough. |
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Name Server Zone Transfer Tool - http://www.digitalpoint.com/tools/zone-transfer/
Free tool to check the security of any name server. Requests a name server zone transfer for any domain. |
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DNS Report - http://member.dnsstuff.com/pages/dnsreport.php
Provides a free DNS report on your domain name, verifying that your DNS hosting is working properly. Includes over 40 different tests, looking for both minor and major problems. |
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DNS Bajaj - http://www.zonecut.net/dns/
Check the delegation of your domain. Has interesting graphical results. |
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AnalogX: DNSDig - http://www.analogx.com/contents/dnsdig.htm
DNSDig is a web version of dig. Allows queries for a domain's DNS from any machine on the Internet. |
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squish.net DNS Checker - http://www.squish.net/dnscheck/
Complete DNS traversal check. Shows every DNS server that is (or maybe) used for a DNS lookup. |
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Kloth.net NSlookup - http://www.kloth.net/services/nslookup.php
Web-based nslookup tool that lets you look up IP address information. Query their and other DNS domain name servers to look up and find IP address information of computers on the internet. |
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CheckDNS - http://www.checkdns.net
Online utility for DNS administrators. Test your DNS servers, domain registration, mail and web servers. |
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DNS Search Gateway - http://cgibin.erols.com/ziring/cgi-bin/nsgate/gate.pl
Handy web-based DNS lookup service, with links. |
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Global Whois - http://www.ratite.com/whois/
A WHOIS domain name search. Check domain name registrations, look up domain names, IP addresses, nameservers, registrars, etc. |
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Lookup Server - http://www.lookupserver.com
Provides basic forward and reverse DNS lookups, as well as MX record and server software lookups. |
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Codeflux Internet Tools Gateway - http://codeflux.com/exec/tools/
A gateway for: finger, nslookup, WHOIS, SSL, traceroute, ping, and dig. |
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Web-Based NSlookup page - http://www.enc.com.au/itools/nslookup.php
You can query any domain here to find the DNS information similar to a nslookup. Links to whois information. |
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iWEBTOOL - http://www.iwebtool.com
iWEBTOOL has frequently used web tools. Tools ranging from a rank checker to HTML encrypter. |
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Sitegizmos Webmaster Tools - http://www.sitegizmos.com
Sitegizmos provides some DNS tools, as well as some other tools useful to webmasters. |