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IP Addresses

Dual Stack Check

IPv4/IPv6 Dual Stack Test This tools checks to see if your internet connection supports both IPv4 and IPv6 connectivity. The protocol with which you connected to our server is listed first. IPv4: 24.156.99.202 IPv6: If this tool behaves different than you expect please contact us and let us know. Related Articles What is Dual Stack?…

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TCP/IP Simplified

As we all know, computers are a combination of hardware (computers, monitors, and modems/routers) and software applications or programs (word processing, spreadsheet/accounting programs, etc.). The same goes for networking: Both hardware and software are involved—and the heart of the networking software, which is built into your computer, is TCP/IP…the international standardized guidelines for network communications.…

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What is a TCP/IP Packet?

In its simplest form, a packet is the basic unit of information in network transmission. Most networks use TCP/IP as the network protocol, or set of rules for communication between devices, and the rules of TCP/IP require information to be split into packets that contain both a segment of data to be transferred and the…

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What is a IPv6?

5 Things to Know About the NEW IP Address Format

It’s called IPv6. Now before we go much further, let’s review the IP address just a bit. You don’t have to have a driver’s license with you to drive a car—a policeman would disagree—but that’s a fact. However, if you want to go on the Internet, you definitely do need an IP address…every time…no matter…

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What is localhost?

There is so much specialized terminology related to computers that it’s impossible for the average person to know what they mean and refer to. Fortunately, it’s also unnecessary to know all this terminology before you jump on the Internet and do whatever it is you want to do. That brings us to the computer term…

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What is a Link-Local IP Address?

Link-local IP address ranges Link-local addresses may be assigned manually or automatic operating system procedures. They are assigned most often via autoconfiguration. They are normally only used to assign IP addresses when no mechanism of address configuration exists, such as DHCP, or when another configuration method has failed. The ranges and the amount of usable…

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What is a IPv6?

What Will the Switch to IPv6 Look Like?

There are two versions of IP addresses: IPv4 and IPv6, as in “version 4” and “version 6.” IPv4 is the version that most of us are familiar with and use. (It’s not our choice: We use whatever protocol our Internet Service Provider (ISP) uses. Read our article for more information on the two.) IPv6 is…

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IPv6 Coming Soon

Will You Be Getting a New-Looking IP Address Soon? As reported in several articles first seen here on WhatIsMyIPAddress.com, the world ran out of IP addresses sometime in the fall of 2015. But, as you’ve probably noticed, your computer hasn’t crashed, you can still go on the Internet and your trusty regular IP address is…

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