Mike Coddington <mike@coddington.us> writes:
> There was a useful tool that someone posted on misc a while back called
> netcalc. I think this is its website:
> https://jamsek.dev/posts/2019/Sep/21/ipv4-and-ipv6-cidr-subnet-calculator/
> Check it out if you want to get a better grasp on CIDR notation.
There is also ipcalc in packages and that is one I use frequently,
though it's only for IPv4.
$ ipcalc 104.149.1.112/28
address : 104.149.1.112
netmask : 255.255.255.240 (0xfffffff0)
network : 104.149.1.112 /28
broadcast : 104.149.1.127
host min : 104.149.1.113
host max : 104.149.1.126
Allan
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