Posts Tagged ‘whois’

Attention Domain Owners: Don’t Ignore “Validate Contact Info” Emails Anymore

Wednesday, January 22nd, 2014

Starting this year, failure to provide proper contact info can lead to trouble for domain owners …

Every year or so it seems, I receive quite a few emails from various domain registrars asking me to verify that the contact information for my domains is correct. Contact information links a person or company, or proxy, to a domain name. This information may change over time, for instance when a site gets sold, the owner moves, or if the phone number changes. Some owners add fake contact information to domain names, while others use proxy services to hide their identity on the Internet and avoid being linked to that particular domain name.


eWhois – Reverse IP, Adsense, Analytics Lookups

Monday, July 25th, 2011

Here’s an interesting tool for anybody who runs a web site …

When I research a domain or website, I sometimes want to find out about other websites that the company or owner maintains. Why can this be important? Lets say I want to buy a website about Grand Canyon Helicopter Tours. With a reverse lookup I can make sure that the guy who is selling the domain is not owner of another site in the same niche. This could be bad for numerous reasons and is best to be avoided. A check of other web properties could also provide information about the level of business of a seller, or the expertise.


Find Out Where a Website is Hosted

Wednesday, July 20th, 2011

This seems like both a useful trick for finding out more about a website, and also just a fun tool for the curious …

I just bought an expensive domain and website, and would like to share one of the things that I did to verify the seller’s legitimacy. Among other things, I check a website’s whois information and hosting information to make sure they match with the information in the sales letter. If they do not match, or look fishy, I walk away from a deal.


The Best Tools and Methods to Track Down Suspect IP Addresses and URLs

Wednesday, October 27th, 2010

Here’s an extremely useful article for anyone who’s concerned about security or spamming …

There are many reasons why you might need to track down an IP address. You might have discovered a hacking attempt in one of your logs. You might think you have found a spammer that you want to add to a black list. The “why” are as many as are the “how.” Every operating system has different tools for helping you track down an IP address. Compounded with this is that any tool that makes use of an IP address also has different tools for this purpose. So where do you start? What’s the easiest way to find IP addresses and help locate their sources?


VTrace Offers Whois, DNS Lookup, Trace And More

Friday, August 27th, 2010

This sounds like an interesting program to experiment with …

It is sometimes important to gather information about a specific web host. A simple example is a traceroute that can be used to get information about a connection to a specific host. Most operating systems come with a basic set of networking tools that display those information.

But the standard tools of the operating system are not the only tools that can be used for the purpose of troubleshooting or analyzing a host or connection. The two other available options are online tools and third party applications.