---
description: Core concepts for BYOIP, including prefix delegation, IRR, and RPKI.
title: Concepts
image: https://developers.cloudflare.com/og-docs.png
---

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> Documentation Index  
> Fetch the complete documentation index at: https://developers.cloudflare.com/byoip/llms.txt  
> Use this file to discover all available pages before exploring further.

# Concepts

Last updated Apr 16, 2026|Copy as Markdown|[View as Markdown](https://developers.cloudflare.com/byoip/concepts/index.md)|[Agent setup](https://developers.cloudflare.com/agent-setup/)

Review the topics below for more information about concepts related to BYOIP.

* [Dynamic advertisement](https://developers.cloudflare.com/byoip/concepts/dynamic-advertisement/)
* [Internet Routing Registry (IRR)](https://developers.cloudflare.com/byoip/concepts/irr-entries/)
* [Route filtering and RPKI](https://developers.cloudflare.com/byoip/concepts/route-filtering-rpki/)
* [Letter of Agency](https://developers.cloudflare.com/byoip/concepts/loa/)
* [Prefix delegations](https://developers.cloudflare.com/byoip/concepts/prefix-delegations/)
* [Static IPs](https://developers.cloudflare.com/byoip/concepts/static-ips/)

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