::ffff:0:0/123 | ip calcalutor | ::ffff:0:0/123 network number, ::ffff:0:0/123 netmask address, ::ffff:0:0/123 broadcast address, ::ffff:0:0/123 wildcard mask address, whois ::ffff:0:0/123, ::ffff:0:0/123 reverse lookup, subnet calc, subcalc, subnetcalc, ipcalc, sipcalc