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IP address calculation tool

Support whois information query such as ipv4, v6, country domain name, and non mainstream domain name

IP computing tools are Zhang Ziran's Personal Blog The second time is to make and tidy up, remove the superfluous and restore the classic. If you need to use other functions, please use Address of the first version perhaps Address of the second version

Please go to Zhang Ziran's personal blog message book Message exchange Ipjs=ip computing. It also supports https access, Https IP computing website: https://ipjs.zhangziran.com

Number of IP required Mask Address Translator

Number of addresses required:

Calculation result:

Mask bit (cidr):/

Subnet mask:

Number of addresses available:

Network and IP address calculator
Display the network, broadcast, first and last given network address:
IP/mask bit:	/
Processing results:
Available addresses:
Mask:
Network:
First available:
Last available:
radio broadcast:
In the netmask "bit format" is also called CIDR Format (CIDR=Classless Inter Domain Routing).

IP address and network converter

Subnet mask converter (bitwise decimal format)

Result:/

Number of mask conversions to network available addresses

Mask bit (cidr):/

Calculation result:

Number of available addresses: Total addresses:

Dotted decimal format:

IP multicast address range

All multicast addresses can be easily recognized because the peer mode "1110" starts.

224.0.0.0 - 224.0.0.255 Well known multicast address, control channel

224.0.1.0 - 238.255.255.255 Worldwide (Internet Wide) Multicast Addresses

239.0.0.0 - 239.255.255.255 Local multicast address

Calculate a bit to fill an IP address

Reverse calculation of broadcast address in this network segment

Subnet mask:

Broadcast address: