# Announced Prefixes
This data call returns all announced prefixes for a given ASN. The results can be restricted to a specific time period.
GET /data/announced-prefixes/data.json?resource=AS3333&starttime=2020-12-12T12:00
# Parameters
| Key | Value | Info | Required |
|---|---|---|---|
| resource | ASN | The Autonomous System Number for which to return prefixes. | YES |
| starttime | ISO8601 or Unix timestamp | The start time for the query. | NO - defaults to two weeks before current date and time |
| endtime | ISO8601 or Unix timestamp | The end time for the query. | NO - if not set it falls back to current date and time |
| min_peers_seeing | integer | Minimum number of RIS peers seeing the prefix for it to be included in the results. Excludes low-visibility/localized announcements. | NO (default: 10) |
# Data Output
| Key | Info |
|---|---|
| prefixes | A list of all announced prefixes + the timelines when they were visible. |
| prefix | The announced prefix. |
| timelines | All the timelines when the prefix was announced. |
| starttime | Start time of this period. |
| endtime | End time of this period. |
| query_starttime | The start of the time the query covers. |
| query_endtime | The end of the time the query covers. |
| latest_time & earliest_time | Holds the latest and the earliest time data is available for. |
| resource | The resource used for the query. |
# Code Examples
# Available versions for this data call:
1.2
This is the current and only version of this API call.