(Name Server LOOKUP) A Unix utility that displays the IP address of a host name or the host name of an IP address by querying the appropriate name server (DNS server) on the Internet. A Windows version is also available. See IPCONFIG.
 | Reproduced with permission from Computer Desktop Encyclopedia. Copyright (c) 1981-2008 The Computer Language Company Inc. All rights reserved. |
Additional Resources
- Network Utilities (msi)
- Network utilities is a program that encapsulates 4 common Network Utilities. Ping, tracert, nslookup, and IP information. You can open multiple windows of each utility and copy the results from each directly to the clipboard. Version 1 has no support for System 7.x.
- Software downloads 2008-10-24
- Websense reports China Netcom DNS cache poisoning
- The DNS server of one of China's largest ISPs has been poisoned to redirect typos to a malicious site rigged with drive-by exploits. According to a warning from Websense Security Labs, the DNS poisoning attacks are affecting customers of China Netcom CNC and are using a malicious...
- Blog posts 2008-08-21
- News to know: Limelight's Olympics; Software prices; Wordcamp 2008; Windows 7 Server
- Here are today's notable headlines. You can get News To Know via email alert and RSS daily: Jason Perlow: Limelight Networks: Why the Olympics didn't 'Melt' the Internet Larry Dignan: Limelight by the numbers: Akamai's thorn? Podcast: CIO tells how he reduced impact...
- Blog posts 2008-08-18
- Microsoft investigating NSlookup.exe flaw, reported attacks
- Microsoft investigating NSlookup.exe flaw, reported attacksMicrosoft can't stop hackersIt could be that hackers show up in Task Manager>Processes as 'cmd' or 'system' files.These file types probably operate in the CPU;these are hackers in your CPU.You can L click>End Process.This might cause a reboot as some hackers will force a reboot...
- Discussion threads 2008-08-15
- Microsoft investigating NSlookup.exe flaw, reported attacks
- Microsoft is investigating new public reports of a zero-day Windows vulnerability that's being exploited in the wild. According to a this SecurityFocus alert, the attacks are exploiting a remote code-execution vulnerability due to an unspecified error in NSlookup.exe, the command-line administrative tool used for testing and troubleshooting...
- Blog posts 2008-08-15
- Comcast's DNS records hijacked, redirect to hacked page
- Comcast's DNS records hijacked, redirect to hacked pagePity....Coulnd't have happened to a nicer company.So how would this have effected e-mailsto Comcast subscribers? Somehow I doubt the hijackers would have been generous enough to have left the MX record alone.Network Solutions...has realy no protection mechanism to protect those who register domains...
- Discussion threads 2008-05-29
- SharkNetworkTools (zip)
- SharkNetworkTools is a Internet utility for network monitoring. Can captures all active network connections, as well as the running tasks on the local system. Have Tools like: NSLookup, ActivePorts, Ping, Processes, TCPDump sniffer, TCPSender, TraceRoute, Whois, Fast Proxy Finder and PortScanner. This version is the first release on CNET Download.com.
- Software downloads 2008-03-18
- Judge+orders+WikiLeaks+offline%2C+then+backs+off
- Judge+orders+WikiLeaks+offline%2C+then+backs+offAren't the alleged "trade secrets" illegal?I'm sure that's not what the law says, but I don't think that "trade secrets" involving illegal conduct should be legally enforcible.RE: Judge orders WikiLeaks offline, then backs offShould be titled "Corrupt U.S. judge scared straight"Looks offline to me...NTRE: Judge orders WikiLeaks offline, then backs...
- Discussion threads 2008-02-19
- Phishing education eludes Net users; Can reverse DNS zap phishers and spam?
- Phishing education eludes Net users; Can reverse DNS zap phishers and spam?SenderID and SPF works a lot better since not everyone controls their ownSenderID and SPF works a lot better since not everyone controls their own reverse DNS. Setting up a regular forward DNS is trivial; setting up reverse...
- Discussion threads 2007-10-10
- Exploits, security tools disappear as German anti-hacker law takes effect
- Exploits, security tools disappear as German anti-hacker law takes effectWell, if you could prove that......hacking is another form of bearing arms, you might get their attention. Then again, I think the NRA General Council would rather be out target-shooting, duck hunting or selling guns anyways.NRA should be all over this...After...
- Discussion threads 2007-08-13
- NetSend + Utilities (zip)
- Net Send + Utilities is an all in one package intended for use by networking professionals. What was once a suite of scattered DOS applications, this program has brought together. The program works mainly in Windows NT and with some limitations see text file included with the program in Windows...
- Software downloads 2006-12-05
- Essential NetTools (zip)
- Essential NetTools is a set of network scanning, security, and administrator tools useful in diagnosing networks and monitoring your computer's network connections. It's a Swiss Army knife for everyone interested in a powerful network tool kit for everyday use. The program includes a NetStat utility that shows your computer's network...
- Software downloads 2006-12-01
- A Java Based Network Intrusion Detection System (IDS)
- The number of hacking and intrusion incidents is increasing alarmingly each year as new technology rolls out. Unfortunately in today's digitally connected world, there is no place to hide. DNS, NSlookup, Newsgroups, web site trawling, e-mail properties etc. are just some of the many ways in which one can be...
- White papers 2006-10-03
- New anatomy of a hack
- As a white-hat hacker for a big audit firm I spent days and nights in our “lab” launching scans and scripted attacks against client networks. Other than the possession of a “get-out-of-jail-free card”, a signed agreement from the customer, our methodologies were the same as any hacker’s. Eventually I...
- Blog posts 2006-05-15
- A painful Vista networking bug
- When I installed the latest Windows Vista release - the February Customer Technology Preview CTP, build 5308 - I ran into an odd networking bug. After a little research, I discovered I'm not alone.The symptoms are baffling. The network adapter installs correctly, and Vista can see all the other computers...
- Blog posts 2006-02-24
- Can telecoms wring profit from enterprise IP?
- Can telecoms wring profit from enterprise IP?Only temporarilyFrom what I see, IP will eventually be the end of the Telcos. Bring on WiMAX mesh!!!You obviously don't understand telecommunications!WiMAX is just wireless telecommunications. Most of the WiMAX offerings are by telcos and small ISPs withfiber backbones to telcos. ...
- Discussion threads 2005-05-18
- Site-blocking worm carries phishing risk
- Site-blocking worm carries phishing riskKey word is "worm"Hate to start the Linux/Windoze stuff today, but . . .This is the true "problem with Windoze" - worms. While one-shot viruses and trojans COULD affect Linux as much as Windoze, it is the self-replicating worm that is pretty much exclusive to Windoze....
- Discussion threads 2005-04-12
- DNS opens networks to data attacks
- DNS opens networks to data attacksGuess we can't blame...Guess we can't blame Microsoft for this one. Let's blame Al Gore. He said he invented the internet anyway, and we gotta have a scapegoat. :pThis makes little sense if A DNS server...is listening on port 53. How does this software...
- Discussion threads 2004-07-31
- TCP flaw threatens Net data transmissions
- TCP flaw threatens Net data transmissionsWhy dont we blame Microsoft for this one tooYes, must be Microsoft. I'm sure Microsoft must have something to do with the bad weather we're having here too :-PMr. MicrosoftGo ahead...Go ahead... Bring it on. I'm sure my connection is un-hackable. My IP address is...
- Discussion threads 2004-04-20
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