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Universal (IPv4/IPv6) IP address and netmask calculator

Project description

Universal (IPv4/IPv6) CIDR calculator

Source available at:

Please report any issues at:


$ pip install uipcalc


uipcalc [-h] address

Universal (IPv4/IPv6) IP address and netmask calculator

positional arguments:
  address     IP address with netmask in CIDR or dotted-decimal notation

optional arguments:
  -h, --help  show this help message and exit


$ uipcalc
Number of addresses:  1048576

Netmask: (12)

Network:    11000000.0000 0000.00000000.00000000
Broadcast:  11000000.0000 1111.11111111.11111111
Netmask:    11111111.1111 0000.00000000.00000000

$ uipcalc
Number of addresses:  64

Netmask: (26)

Network:    11000000.00000000.00000010.00 000000
Broadcast:  11000000.00000000.00000010.00 111111
Netmask:    11111111.11111111.11111111.11 000000

$ uipcalc 2001:DB8::/48
Number of addresses:  1208925819614629174706176

Network:    2001:0db8:0000:0000:0000:0000:0000:0000
Broadcast:  2001:0db8:0000:ffff:ffff:ffff:ffff:ffff
Netmask:    ffff:ffff:ffff:0000:0000:0000:0000:0000 (48)

Network:    0010000000000001.0000110110111000.0000000000000000. 0000000000000000.0000000000000000.0000000000000000.0000000000000000.0000000000000000
Broadcast:  0010000000000001.0000110110111000.0000000000000000. 1111111111111111.1111111111111111.1111111111111111.1111111111111111.1111111111111111
Netmask:    1111111111111111.1111111111111111.1111111111111111. 0000000000000000.0000000000000000.0000000000000000.0000000000000000.0000000000000000

$ uipcalc 2001:DB8::/60
Number of addresses:  295147905179352825856

Network:    2001:0db8:0000:0000:0000:0000:0000:0000
Broadcast:  2001:0db8:0000:000f:ffff:ffff:ffff:ffff
Netmask:    ffff:ffff:ffff:fff0:0000:0000:0000:0000 (60)

Network:    0010000000000001.0000110110111000.0000000000000000.000000000000 0000.0000000000000000.0000000000000000.0000000000000000.0000000000000000
Broadcast:  0010000000000001.0000110110111000.0000000000000000.000000000000 1111.1111111111111111.1111111111111111.1111111111111111.1111111111111111
Netmask:    1111111111111111.1111111111111111.1111111111111111.111111111111 0000.0000000000000000.0000000000000000.0000000000000000.0000000000000000


  • Python 2 >= 2.7 or Python 3 >= 3.4
  • ipaddress (for Python < 3.3)
  • six


Licensed under ISC license.

See LICENSE.txt file for details.

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