Classless Inter-Domain Routing (CIDR) Tools

Everything about this Classless Inter-Domain Routing address block

Base information

Address Block fe80::/10
First address fe80::
Last address febf:ffff:ffff:ffff:ffff:ffff:ffff:ffff
Hosts in range 332 306 998 946 228 968 225 951 765 070 086 144
Mask bits 10

IANA Special-Purpose Registry

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

Address Block fe80::/10
Purpose Link-Local Unicast
Allocation Date February 2006
Termination Date N/A
Source true
Destination true
Forwardable false
Globally Reachable false
Reserved by protocol true
Defined in RFC [RFC4291]


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CIDR information and calculator

Analyze a CIDR

Example: or 2001:db8::/32