IPv4 Chart

Every device that can connect to the internet needs to have an unique identifier – also known as an Internet Protocol (IP) address. The two most common version of IP addresses is IPv4. The IPv4 pool is limited and is 32-bits (232) in size and contains 4,294,967,296 IPv4 addresses.

IP Addresses Bits Prefix Subnet Mask
1
0
/32
255.255.255.255
2
1
/31
255.255.255.254
4
2
/30
255.255.255.252
8
3
/29
255.255.255.248
16
4
/28
255.255.255.240
32
5
/27
255.255.255.224
64
6
/26
255.255.255.192
128
7
/25
255.255.255.128
256
8
/24
255.255.255.0
512
9
/23
255.255.254.0
1K
10
/22
255.255.252.0
2K
11
/21
255.255.248.0
4K
12
/20
0 255.255.240.0
8K
13
/19
255.255.224.0
16K
14
/18
255.255.192.0
32K
15
/17
255.255.128.0
64K
16
/16
255.255.0.0
128K
17
/15
255.254.0.0
256K
18
/14
255.252.0.0

K = 1024

RIPE NCC Member

Hostio Solutions is a label of Access2.IT Group B.V. which is a member of RIPE NCC. We buy and maintain our ranges directly at RIPE.
 
RIPE is sold out as of November 2019. Hostio Solution still has IPv4 ranges in stock for rental. Get them for your servers before our stock is depleted.

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