bgpview_asn_prefixes
Get IP prefixes announced by an ASN from BGPView.
This record as markdown: /tools/io-github-malamutemayhem-unclick-mcp-server/bgpview-asn-prefixes.md
What bgpview_asn_prefixes does on UnClick
AI agents call bgpview_asn_prefixes to retrieve information from UnClick without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
asn | string | Yes | ASN number. |
Parameters from the server's own tool schema.
Why bgpview_asn_prefixes is rated Low
This tool retrieves publicly available BGP prefix information from a third-party service. It performs a query operation that returns data without modifying, deleting, or executing any code. The blast radius of misuse is minimal—an agent could gather routing information but cannot use this alone to cause harm. Classification as Read is appropriate.
From the tool's definition Tool description: 'Get IP prefixes announced by an ASN from BGPView.' The verb 'Get' and the read-only nature of querying BGPView (a public BGP routing data service) indicate data retrieval with no side effects.
Attacks that exploit this kind of access
The rule that runs bgpview_asn_prefixes safely
PolicyLayer is an MCP gateway: it sits between your AI agents and UnClick, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For bgpview_asn_prefixes, this is the rule to start with:
bgpview_asn_prefixes is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect UnClick, apply this rule, and every bgpview_asn_prefixes call is checked against it from then on.
Questions about bgpview_asn_prefixes
Get IP prefixes announced by an ASN from BGPView. It is categorised as a Read tool in the UnClick MCP Server, which means it retrieves data without modifying state.
bgpview_asn_prefixes accepts 1 parameter: asn. Required: asn. The full parameter table on this page comes from the server's own tool schema.
Register the UnClick MCP server in PolicyLayer and add a rule for bgpview_asn_prefixes: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches UnClick. Nothing to install.
bgpview_asn_prefixes is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the bgpview_asn_prefixes rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for bgpview_asn_prefixes. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
bgpview_asn_prefixes is provided by the UnClick MCP server (@unclick/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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