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  1. Why is my localhost not 127.0.0.1 but ::1, and what notation is that?

    Not only is that IPv6, but there is nothing special or hard-coded about localhost; it is specified in the HOSTS file. It is 127.0.0.1 by default, but you can change it to whatever you want, or remove it …

  2. What is difference between localhost address 127.0.0.1 and 127.0.1.1

    Apr 6, 2016 · 127.0.0.1 is the loopback address, commonly known as localhost, which is the name that resolves to it by the local hosts file. This file is in different locations depending on the OS, but in most …

  3. networking - Why is localhost IP 127.0.0.1? - Super User

    Aug 29, 2009 · 127 is the last network number in a class A network with a subnet mask of 255.0.0.0. 127.0.0.1 is the first assignable address in the subnet. 127.0.0.0 cannot be used because that would …

  4. What's the difference between 127.0.0.1 and 0.0.0.0?

    Aug 2, 2015 · It's 127.0.0.1 INADDR_LOOPBACK vs. 0.0.0.0 INADDR_ANY which is used for socket binding to all available interfaces so you listen on all IPs of the host.

  5. windows 7 - How does localhost 127.0.0.1 work? - Super User

    Localhost or 127.0.0.1 is simply a built in 'name' for your local computer. That is, 127.0.0.1 is called a "loopback", because it is merely a pointer that points back to your machine. It's a reserved IP …

  6. What is the loopback device and how do I use it? - Ask Ubuntu

    Apr 9, 2017 · That is, 127.0.0.1 through 127.255.255.254 all represent your computer. For most purposes, though, it is only necessary to use one IP address, and that is 127.0.0.1.

  7. What's a loopback-address? I.e. 127.0.0.1 - Super User

    Jun 6, 2015 · What is a loop-back address? 127.0.0.1 is a loop-back address, but what does this even mean? Please be very descriptive and give an example, as I'm having a hard-time understanding this.

  8. What's the difference between 127.0.0.1 and 127.0.0.0

    The difference shown here is that there exists two routes - a general route to any device using 127.x.y.z and a very specific route to host 127.0.0.1 (which is in 127.0.0.0), both of which use the 127.0.0.1 …

  9. How to allow remote connections to Flask? - Ask Ubuntu

    Inside the system, running on virtual machine, I can access the running server at 127.0.0.1:5000. Although the 'remote' address of the vm is 192.168.56.101 (ping and ssh work fine), I cannot acces...

  10. What is the difference between 127.0.0.1 and non-localhost addresses?

    Aug 18, 2022 · From my point of view, your questions are too different to be grouped in a single question. To answer your main question : the purpose to use 127.0.0.1 instead of a non localhost …