Quick Answer: What Is Private IP Address?

What is the 172 IP range?

between 128 and 191Its first octet is 172, which is between 128 and 191, inclusive.

Class C networks use a default subnet mask of 255.255.

255.0 and have 192-223 as their first octet.

The address 192.168..

How do I know my IP range?

Running ipconfig on a Windows PCClick the Start menu.In Search/Run bar, type cmd or command, then press Enter. … In the Command Prompt, type ipconfig or ipconfig/all, then press Enter. … Using the available IP range determined by your router, run a ping command to an address in that range to confirm it is free for use.

Why do we need private IP address?

As far as Internet security is concerned, the use of a private IP address is more secure than the use of a public IP address, as private IP addresses are not directly visible on the Internet and are behind NAT, which also ensures the security of the home network.

What is the difference between public IP and local IP?

An external or public IP address is used across the entire Internet to locate computer systems and devices. A local or internal IP address is used inside a private network to locate the computers and devices connected to it.

What is private and public IP address?

Private IP address is used with a local network and public IP address is used outside the network. Public IP address is provided by ISP, Internet Service Provider. … Private IP Address is used to communicate within the network. Public IP Address is used to communicate outside the network.

What is a 192.168 IP address?

192.168. 1.1 is a common factory IP address for a consumer-grade router. If the router is used for connecting to the Internet then all computers and devices which access the Internet through it will use this address as their default gateway.

Who can see my IP?

Anyone can find out where you are. Even if you don’t tell them what city you’re in, they could use your IP address to get an idea of where you’re connecting from. Even if you only contacted them once, they can analyze your IP address anytime after that…it doesn’t need to be in real time.

How do I make my IP private?

Use a proxy to hide your IP address. … Use Tor to hide your IP address for free. … Connect to a different network to change your IP address. … Ask your ISP to change your IP address. … Unplug your modem to change your IP address. … Use a NAT Firewall to hide your private IP address.More items…•

Why is 192.168 used?

Long story short, we are using 192.168. X.X IP addresses because this is best practice. The IETF has created three IP ranges for private networks, with Class C being the smallest and easiest to control and maintain. This is why most routers use exactly this IP range.

Is a public IP address safe?

Security. Routers that connect a private network through a single public IP have a built-in safety mechanism: unsolicited transmissions from outside the private network are automatically stopped. Having a public IP directly assigned to a computer, however, allows these requests to flow freely to the computer.

How do you know if your IP address is hacked?

Here Are Signs You Might Have Been HackedSomeone used one of your credit accounts. Online identity theft is common. … You start receiving odd email messages. … New programs suddenly appear. … A trusty password doesn’t work. … You notice strange browser activity. … You start losing control.

What is private IP address with example?

Private IPv4 addressesRFC1918 nameIP address rangeLargest CIDR block (subnet mask)24-bit block10.0.0.0 – 10.255.255.25510.0.0.0/8 (255.0.0.0)20-bit block172.16.0.0 – 172.31.255.255172.16.0.0/12 (255.240.0.0)16-bit block192.168.0.0 – 192.168.255.255192.168.0.0/16 (255.255.0.0)

What are the 3 private IP address ranges?

The Internet Assigned Numbers Authority (IANA) has reserved the following three blocks of the IP address space for private internets:10.0. 0.0 – 10.255. 255.255 (10.0. 0.0/8 prefix)172.16. 0.0 – 172.31. 255.255 (172.16. 0.0/12 prefix)192.168. 0.0 – 192.168. 255.255 (192.168. 0.0/16 prefix)

Does IP address show history?

As you can see, your IP address is not the fountain of knowledge that people deem it to be! … Our IP addresses are not the gateway to our personal lives, and if you have a respectable ISP provider, your IP address should never reveal anything more than your approximate location in the world.

Can someone use my IP address?

Neither your ISP nor anyone else can actually tell what you are doing on the Internet. But they can follow the activity of your public IP address—the one your router uses to access the Internet. … Anyone can use it to discover your general location (your neighborhood, not your house) and your ISP.

Which is a private IP address?

Any IP address that falls specified ranges is a private IP address and is non-routable on the Internet. These addresses are reserved for use only within private/corporate network and cannot be seen outside the private networks.

Is 172 a private IP address?

Note that only a portion of the “172” and the “192” address ranges are designated for private use. The remaining addresses are considered “public,” and thus are routable on the global Internet.

Is 172.16 a private IP?

0.0/8 private network has 24 host bits that can be used for any sub-netting scheme within the private organization. The 172.16. … 0.0/12 private network allows the following range of valid IP addresses: 172.16. 0.1 to 172.31.