is_reserved: Reserved addresses

In ipaddress: Data Analysis for IP Addresses and Networks

Reserved addresses

Description

Most of these functions check if an address or network is reserved for special use. The exception is is_global(), which checks if it is not reserved.

A network is considered reserved if both the network_address() and broadcast_address() are reserved.

Usage

is_private(x)

is_global(x)

is_multicast(x)

is_unspecified(x)

is_reserved(x)

is_loopback(x)

is_link_local(x)

is_site_local(x)

Arguments

x	An ip_address or ip_network vector

Details

Here are hyperlinks to the IANA registries of allocated address space:

• IPv4: allocations, special purpose

• IPv6: allocations, special purpose

Value

A logical vector

See Also

Addresses reserved by IPv6 transition mechanisms can be identified by functions described in ipv6-transition.

Examples

is_private(ip_network(c("192.168.0.0/16", "2001:db8::/32")))

is_global(ip_network(c("1.0.0.0/8", "2002::/32")))

is_multicast(ip_network(c("224.0.0.0/4", "ff00::/8")))

is_unspecified(ip_network(c("0.0.0.0/32", "::/128")))

is_reserved(ip_network(c("240.0.0.0/4", "f000::/5")))

is_loopback(ip_network(c("127.0.0.0/8", "::1/128")))

is_link_local(ip_network(c("169.254.0.0/16", "fe80::/10")))

is_site_local(ip_network("fec0::/10"))

ipaddress documentation built on April 4, 2023, 9:09 a.m.