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Change an RRSet's TTL

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

Change an RRSet's TTL Changes the Time To Live (TTL) of an RRSet in the Zone. Only applicable for Zones in primary mode. #### Operation specific errors | Status | Code | Description | | --- | --- | --- | | 422 |… [POST /zones/{id_or_name}/rrsets/{rr_name}/{rr_type}/actions/change_ttl]

Name on the gateway: hetzner_api__change_zone_rrset_ttl · may change things.

Parameters

NameTypeDescription
id_or_name requiredstringID or Name of the Zone.
rr_name requiredstringName of the RRSet. The name must be in lower case, and…
rr_type requiredA | AAAA | CAA | CNAME | DS | HINFO | HTTPS | MX | NS | PTR | RP | SOA | SRV | SVCB | TLSA | TXTType of the RRSet.
ttl requiredintegerTime To Live (TTL) of the RRSet. Must be in between 60s and 2147483647s. If…

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": "hetzner_api__change_zone_rrset_ttl",
  "arguments": {
    "id_or_name": "…",
    "rr_name": "…",
    "rr_type": "…",
    "ttl": 0
  }
}

Or connect the Hetzner Cloud API server directly, which lists 178 tools including this one:

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

Try asking

Use the change an rrset's ttl tool with id_or_name set to ….

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