Classless Inter-Domain Routing (CIDR) Tools

Everything about this Classless Inter-Domain Routing address block

Base information

Address Block 2001:4:112::/48
First address 2001:4:112::
Last address 2001:4:112:ffff:ffff:ffff:ffff:ffff
Hosts in range 1 208 925 819 614 629 174 706 176
Mask bits 48

IANA Special-Purpose Registry

This CIDR is in a special-purpose block reserved by IANA for special purposes.

Address Block 2001:4:112::/48
Purpose AS112-v6
Allocation Date December 2014
Termination Date N/A
Source true
Destination true
Forwardable true
Globally Reachable true
Reserved by protocol false
Defined in RFC [RFC7535]


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CIDR information and calculator

Analyze a CIDR

Example: or 2001:db8::/32