IANA-reserved private IPv4 network ranges | |||
---|---|---|---|
Start | End | No. of addresses | |
24-bit Block (/8 prefix, 1 x class A) | 10.0.0.0 | 10.255.255.255 | 16 777 216 |
20-bit Block (/12 prefix, 16 x class B) | 172.16.0.0 | 172.31.255.255 | 1 048 576 |
16-bit Block (/16 prefix, 256 x class C) | 192.168.0.0 | 192.168.255.255 | 65 536 |
Note:
Private addresses are not routable and cannot be the source or destination of packets traversing the Internet.