---
title: "Changes to Prefix routing history (90-day window)"
method: GET
path: "/api/v1/network/prefix/{cidr}/history"
---

# Changes to Prefix routing history (90-day window)

`GET /api/v1/network/prefix/{cidr}/history`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 3 of 25 revisions.

- **2026-08-28** `560e8847c7b3` — 1 breaking
- **2026-08-22** `914af3d38c7c` — 1 breaking, 8 info
- **2026-08-08** `4c4530760ba1` — 12 info

## Changes

- **2026-08-28** `560e8847c7b3` — 1 breaking
  - response property `observed_origins/anyOf[subschema #1]/items/` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
- **2026-08-22** `914af3d38c7c` — 1 breaking, 8 info
  - the response's body type changed from no type to `object` for status `200`
  - added the optional property `_meta` to the response with the `200` status
  - added the optional property `covering_prefixes` to the response with the `200` status
  - added the optional property `current_origin_asn` to the response with the `200` status
  - added the optional property `lookback_days` to the response with the `200` status
  - added the optional property `observed_origins` to the response with the `200` status
  - added the optional property `prefix` to the response with the `200` status
  - added the optional property `time_granularity_seconds` to the response with the `200` status
  - added the optional property `timeline` to the response with the `200` status
- **2026-08-08** `4c4530760ba1` — 12 info
  - added the optional property `code` to the response with the `401` status
  - added the optional property `code` to the response with the `429` status
  - added the optional property `code` to the response with the `503` status
  - added the optional property `hint` to the response with the `401` status
  - added the optional property `hint` to the response with the `429` status
  - added the optional property `hint` to the response with the `503` status
  - added the optional property `plan` to the response with the `401` status
  - added the optional property `plan` to the response with the `429` status
  - added the optional property `plan` to the response with the `503` status
  - added the optional property `reason` to the response with the `401` status
  - added the optional property `reason` to the response with the `429` status
  - added the optional property `reason` to the response with the `503` status

---

[Operation](https://skmtc.dev/sugra/apis/sugra-api/docs/api/v1/network/prefix/:cidr/history/get.md) · [API](https://skmtc.dev/sugra/apis/sugra-api.md) · [Page](https://skmtc.dev/sugra/apis/sugra-api/changes/api/v1/network/prefix/:cidr/history/get)