R: Reverse DNS pointer

reverse_pointer {ipaddress} | R Documentation

## Reverse DNS pointer

### Description

Returns the PTR record used by reverse DNS.

### Usage

    reverse_pointer(x)

### Arguments

`x` | An `ip_address` vector

### Details

These documents describe reverse DNS lookup in more detail:

- IPv4: RFC-1035 Section 3.5

- IPv6: RFC-3596 Section 2.5

### Value

A character vector

### Examples

    reverse_pointer(ip_address("127.0.0.1"))

    reverse_pointer(ip_address("2001:db8::1"))

[Package ipaddress version 0.5.2 Index]