# 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
# Available versions for this data call:
1.0
This is the current and only version of this API call.