Classless Inter-Domain Routing (CIDR) Tools

Everything about this Classless Inter-Domain Routing address block

Base information

Address Block 2002::/16
First address 2002::
Last address 2002:ffff:ffff:ffff:ffff:ffff:ffff:ffff
Hosts in range 5 192 296 858 534 827 628 530 496 329 220 096
Mask bits 16

IANA Special-Purpose Registry

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

Address Block 2002::/16
Purpose 6to4
Allocation Date February 2001
Termination Date N/A
Source true
Destination true
Forwardable true
Globally Reachable N/A
Reserved by protocol false
Defined in RFC [RFC3056]
Notes
  • See [RFC3056] for details.

REST API

REST API on request

About

Free online tools focused on reliability and speed.
For developers, we offer free public REST APIs: IP to geolocation, hostname information, user-agent string parser, identicon generator and more

CIDR information and calculator

Analyze a CIDR

Example: 127.0.0.0/8 or 2001:db8::/32