CIDR visualizer | Toolkit

Explore a prefix

Move the boundary one bit at a time.

IPv4 address

Prefix length/19

/0 · all IPv4/32 · one host

One more network bit halves the address space. The entered address stays fixed while its containing network changes.

Network bits1913 host bits

Total addresses8,192

Usable capacity8,190Conventional subnet

Address bits19 network 13 host

00001010

Octet 1

00010100

Octet 2

00100000

Octet 3

00000000

Octet 4

Parent

Current10.20.32.0/19

Children

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