The difference between IPv4 and IPv6


There are 2 types of IP address.

IPv4 and IPv6


So, what’s the difference between IPv4 and IPv6?

Number of digits

Firstly, number of digits is different each other.

IPv4 is expressed by 32 digits  in binary, but usually exchanged to decimal number such as, and there are about 4.2 billion addresses.


In the case of Ipv6, it is composed by 128 digits in binary, usually exchanged to hexadecimal like 2001:0db8:85a3:0000:0000:8a2e:0370:7334, and there are about 4.3 billion to the fourth power. 

Which one is used often?

So, which one is used often?


At this point, mostly IP address is IPv4.

But because we are running out of IPv4, IPv4 are being exchanged to IPv6.


It is said that IPv6 can be allocated to every cell of every human being. 


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