---
title: "Retrieve list of CIDRs"
method: GET
path: "/prefilter"
tags: ["prefilter"]
---

# Retrieve list of CIDRs

`GET /prefilter`

## Response `200`

Success

- Prefilter — Collection of endpoints to be served
  - `spec` PrefilterSpec — CIDR ranges implemented in the Prefilter
    - `revision` integer
    - `deny` string[]
  - `status` PrefilterStatus — CIDR ranges implemented in the Prefilter
    - `realized` PrefilterSpec — CIDR ranges implemented in the Prefilter
      - `revision` integer
      - `deny` string[]

## Other responses

- `500` — Prefilter get failed

---

[API](https://skmtc.net/cilium/apis/cilium-api.md) · [All operations](https://skmtc.net/cilium/apis/cilium-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/cilium/cilium-api/versions/351336b27221/schema)