Windows 10: Using hosts file to block sites: Use or ?

  1.    02 Jan 2018 #1

    Using hosts file to block sites: Use or ?

    I've always blocked domain names in the hosts file by assigning the IP as
    But I've been reading about the use of instead.
    What's the difference? Is one better than the other?
      My ComputerSystem Spec

  2.    02 Jan 2018 #2

    How to Geek can help..
    What is the Difference Between and

    For example, is used to in re-routing email through my anti-SPAM program on my PC.
    Last edited by dalchina; 02 Jan 2018 at 06:00.
      My ComputerSystem Spec

  3. Posts : 2,494
    Windows 10 Pro x64 1803 - 17134.5 XP/Vista/Win7/Win8.1 in VM for testing
       02 Jan 2018 #3

    Technically is the network segment broadcast address and is the current device

    It is usual to use as this routs packets (your data ), to a specific device (your current device) where it will be basically ignored

    Using will generally send the data to all devices on the local segment which would also normally be rejected, but would greatly increase the potential traffic on the local network if there were more that a single device on the network.

    As the address has an ambiguous usage it can act in various ways depending on the hardware in use is always a specific address so should be used as a loop-back address to kill potentially problem data packets)
      My ComputerSystem Spec


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