How Many Classes Of Private IP Addresses Are There?

What is the 172 IP range?

Private IPv4 addressesRFC1918 nameIP address rangeMask bits24-bit block10.0.0.0 – bits20-bit block172.16.0.0 – bits16-bit block192.168.0.0 – bits.

What IP address starts with 172?

The address 172.16. 52.63 is a class B address. Its first octet is 172, which is between 128 and 191, inclusive. Class C networks use a default subnet mask of 255.255.

Is my IP public or private?

Difference between Private and Public IP address:PRIVATE IP ADDRESSPUBLIC IP ADDRESSIt is used to communicate within the network.It is used to communicate outside the network.Private IP addresses of the systems connected in a network differ in a uniform manner.Public IP may differ in uniform or non-uniform manner.8 more rows•Jul 30, 2019

Who uses Class A IP addresses?

Class A IP addresses are used for huge networks, like those deployed by Internet Service Providers (ISPs). Class A IP addresses support up to 16 million hosts (hosts are devices that connect to a network (computers, servers, switches, routers, printers…etc.)

How many classes of IP address do we have?

five classesBroadly, the IPv4 Addressing system is divided into five classes of IP Addresses. All the five classes are identified by the first octet of IP Address. Internet Corporation for Assigned Names and Numbers is responsible for assigning IP addresses.

How many classes are there for IP addresses and what are the ranges?

TCP/IP defines five classes of IP addresses: class A, B, C, D, and E. Each class has a range of valid IP addresses. The value of the first octet determines the class. IP addresses from the first three classes (A, B and C) can be used for host addresses.

What is the difference between public IP and Private IP?

Private IP Address and Public IP Address are used to uniquely identify a machine on the internet. 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.

What are the 2 types of IP address?

‘IP’ stands for ‘Internet Protocol’. There are two versions of IP that currently coexist in the global Internet: IP version 4 (IPv4) and IP version 6 (IPv6). IP addresses are made up of binary values and drive the routing of all data over the Internet. IPv4 addresses are 32 bits long, and IPv6 addresses 128 bits long.

What is a Class D IP address?

Class D addresses are used for multicasting applications. Unlike the previous classes, the Class D is not used for “normal” networking operations. … Class D addresses are 32-bit network addresses, meaning that all the values within the range of 224.0. 0.0 – 239.255. 255.255 are used to uniquely identify multicast groups.

What are the 3 private IP address ranges?

Private addresses include IP addresses from the following subnets:Range from 10.0. 0.0 to 10.255. 255.255 — a 10.0. … Range from 172.16. 0.0 to 172.31. 255.255 — a 172.16. … A 192.168. 0.0 to 192.168. 255.255 range, which is a 192.168. … A special range 100.64. 0.0 to 100.127. 255.255 with a 255.192.

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. … x.x.x IP address may have difficulty reaching some sites on the global Internet.

What is a 192.168 IP address?

Using 192.168. 192.168. 0.0 is the beginning of the private IP address range that includes all IP addresses through 192.168. … One common IP address assigned to home routers is 192.168. 1.1. This IP address is used because the router is on the 192.168.