CIDRFromIP.com
Convert IPs to CIDRs
Convert CIDR to IPs
Search for IP in a CIDR
CIDRs in IP Range 221.131.64.0 - 221.131.191.255
Start IP address:
End IP address:
Line Prefix
None
allow from
deny from
CIDR(s) for IP Range 221.131.64.0 - 221.131.191.255
221.131.64.0/18
221.131.128.0/18