I think you mean IP mask. And to understand that you have to understand how IP addresses work and how you use them to define networks, subnets and hosts. Basically you have different categories of IP networks that can address different ammount of

How to Hide Your IP address (8 easy methods, 6 are Free) Apr 17, 2019 5 Ways to Block Your IP Address - wikiHow Apr 15, 2019 How to Hide IP Address [Totally FREE Methods for 2020] May 11, 2020 How to Change Your IP Address (and Why You'd Want To)

Your IP address is a unique signature for your device, and ports are the doorways which allow applications and other devices to send information to you. If you are connected to the internet and running programs, your device could have ports open that might allow hackers to access your connection and learn your IP.

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How to hide your IP address - Surfshark

IP Tutorial: Subnet Mask and Subnetting May 29, 2020 Should I Hide My IP Address? - WhatIsMyIP.com® Hiding your IP address is a good step in protecting yourself online. I don't want you to think it's useless, but it's certainly not the definitive measure that keeps your online status anonymous or protected. 1. You should make as many of your profiles private. Especially sites like Facebook, Twitter, and other popular social media sites. Top 5 Best Free Software to Mask Your IP Address for Apr 03, 2014