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ip2asn.net

Looks up the origin autonomous system numbers for a given IP address.

1 endpoint1 known toolsFirst detected June 13, 2026Last detected August 21, 2026

ENDPOINT 1

https://ip2asn.net/mcp

No auth detected

MCP server metadata

Name
ip2asn
Version
1.0.0
Capabilities
toolsresources

Known tools 1

lookup_asn

Look up the origin AS numbers for an IP address

Inferred read-only

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.ip2asn]
url = "https://ip2asn.net/mcp"
enabled = true
Claude Code

.mcp.json

{
  "mcpServers": {
    "ip2asn": {
      "type": "http",
      "url": "https://ip2asn.net/mcp"
    }
  }
}
Claude Desktop

Settings → Connectors → Add custom connector

Name: ip2asn
Remote MCP URL: https://ip2asn.net/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "ip2asn": {
      "url": "https://ip2asn.net/mcp"
    }
  }
}
Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code
{
  "servers": {
    "ip2asn": {
      "type": "http",
      "url": "https://ip2asn.net/mcp"
    }
  }
}
Generic MCP

Client-specific MCP configuration

{
  "name": "ip2asn",
  "transport": "streamable-http",
  "url": "https://ip2asn.net/mcp"
}
MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

TRUST AND VERIFICATION EVIDENCE

Trust Data Available

BuiltWith Trust API v2 evidence for ip2asn.net was fetched 2026-07-26T19:52:00.143Z and is being refreshed.

Trust status Neutral

ip2asn.net is assessed as Neutral: No suspicious signals found, but no strong positive signal either

Indexed

Evidence is source-attributed and does not guarantee that a third-party server is safe. Risk labels are conservative metadata heuristics.