range_boundaries: calculate the maximum and minimum IPs in an IP range
In iptools: Manipulate, Validate and Resolve 'IP' Addresses

Description Usage Arguments Value See Also Examples

when provided with a vector of IP ranges ("172.18.0.0/28"), range_boundaries calculates the maximum and minimum IP addresses in that range.

1	range_boundaries(ranges)

ranges

a vector of IP ranges. Currently only IPv4 ranges work.

a data.frame of four columns, "minimum_ip" (containing the smallest IP in the provided range) and "maximum_ip" (containing the largest). "min_numeric" & "max_numeric" (the min & max numeric versions of "minimum_ip" and "maximum_ip") and the original range string. If the range was invalid, both columns will contain Invalid" as the value.

ip_in_range to calculate if an IP address falls within a particular range, or ip_to_numeric to convert the dotted-decimal notation of returned IP addresses to their numeric representation.

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range_boundaries("172.18.0.0/28")
##   minimum_ip  maximum_ip min_numeric max_numeric         range
## 1 172.18.0.0 172.18.0.15  2886860800  2886860815 172.18.0.0/28