CIDRFromIP.com
Convert IPs to CIDRs
Convert CIDR to IPs
Search for IP in a CIDR
CIDRs in IP Range 0.0.0.1 - 255.255.255.254
Start IP address:
End IP address:
Line Prefix
None
allow from
deny from
CIDR(s) for IP Range 0.0.0.1 - 255.255.255.254
0.0.0.1/32
0.0.0.2/31
0.0.0.4/30
0.0.0.8/29
0.0.0.16/28
0.0.0.32/27
0.0.0.64/26
0.0.0.128/25
0.0.1.0/24
0.0.2.0/23
0.0.4.0/22
0.0.8.0/21
0.0.16.0/20
0.0.32.0/19
0.0.64.0/18
0.0.128.0/17
0.1.0.0/16
0.2.0.0/15
0.4.0.0/14
0.8.0.0/13
0.16.0.0/12
0.32.0.0/11
0.64.0.0/10
0.128.0.0/9
1.0.0.0/8
2.0.0.0/7
4.0.0.0/6
8.0.0.0/5
16.0.0.0/4
32.0.0.0/3
64.0.0.0/2
128.0.0.0/2
192.0.0.0/3
224.0.0.0/4
240.0.0.0/5
248.0.0.0/6
252.0.0.0/7
254.0.0.0/8
255.0.0.0/9
255.128.0.0/10
255.192.0.0/11
255.224.0.0/12
255.240.0.0/13
255.248.0.0/14
255.252.0.0/15
255.254.0.0/16
255.255.0.0/17
255.255.128.0/18
255.255.192.0/19
255.255.224.0/20
255.255.240.0/21
255.255.248.0/22
255.255.252.0/23
255.255.254.0/24
255.255.255.0/25
255.255.255.128/26
255.255.255.192/27
255.255.255.224/28
255.255.255.240/29
255.255.255.248/30
255.255.255.252/31
255.255.255.254/32