# Reverse DNS
This data call returns details of reverse DNS delegations for IP prefixes in the RIPE region.
GET /data/reverse-dns/data.json?resource=193.0.0.0/21
# Parameters
| Key | Value | Info | Required |
|---|---|---|---|
| resource | Prefix for the query | - | YES |
# Data Output
| Key | Info |
|---|---|
| delegations | contains domain objects found in the RIPE Whois database related to this prefix (either exact match, more or less-specific) representing reverse delegated zones. Each line is described as "key" and "value" pair. |
| query_time | Holds the time the query was carried out |
| resource | Defines the resource used for the query |
# Code Examples
curl --location --request GET "https://stat.ripe.net/data/reverse-dns/data.json?resource=193.0.0.0/21"
var requestOptions = {
method: 'GET',
};
fetch("https://stat.ripe.net/data/reverse-dns/data.json?resource=193.0.0.0/21", requestOptions)
.then(response => response.text())
.then(result => console.log(result))
.catch(error => console.log('error', error));
# Available versions for this data call:
1.0
This is the current and only version of this API call.