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Create a Zone Lockdown rule

An MCP tool from the Cloudflare API server, hosted on mcp.hjlabs.in.

Create a Zone Lockdown rule Creates a new Zone Lockdown rule. [POST /zones/{zone_id}/firewall/lockdowns]

Name on the gateway: cloudflare_api__zone_lockdown_create_a_zone_lockdown_rule · may change things.

Parameters

NameTypeDescription
zone_id requiredstringzone_id parameter
configurations requiredarrayA list of IP addresses or CIDR ranges that will…
descriptionstringAn informative summary of the rule. This value…
pausedbooleanWhen true, indicates that the rule is currently…
prioritynumberThe priority of the rule to control the…
urls requiredarrayThe URLs to include in the current WAF override.…

How to call it

Through the Smart Gateway, any client can run it by name with call_tool, or let the gateway find it with search_tools:

call_tool arguments
{
  "name": "cloudflare_api__zone_lockdown_create_a_zone_lockdown_rule",
  "arguments": {
    "zone_id": "…",
    "configurations": [],
    "urls": []
  }
}

Or connect the Cloudflare API server directly, which lists 3,127 tools including this one:

Run in your terminal
claude mcp add --transport http hj-cloudflare-api https://mcp.hjlabs.in/mcp/cloudflare-api \
  --header "Authorization: Bearer YOUR_API_KEY"

Try asking

Use the create a zone lockdown rule tool with zone_id set to ….

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