HTTP 451 unavailable-legal

Meaning of HTTP 451.

Source

Official Registry

Updated

2026-09-09

// securityCaution

Remote endpoint· agent-observatory-sensor.nolimit-observatory.workers.dev
Runs locally
Official / curated
Open source
Community-trusted

Running security audit…

Credentials
Network egress
Code execution
Data access
Supply chain

// install

Copy the install command and let the AI configure it · recommended for beginners

Please install the "HTTP 451 unavailable-legal" MCP server from askskill:
Run: claude mcp add --transport http 'io-github-sadri-dridi-http-451' 'https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/http-451/mcp'

// docs

No documentation provided

Check the source repo for usage and examples.

Go to source repo ↗

// from the same source

MCP

Memory Key Count

Count keys in a JSON object. Values discarded.

—Get→

MCP

Grapheme length, text discarded

—Get→

MCP

Firebase push-id charset, value discarded

—Get→

MCP

ISO country GI

Public ISO 3166-1 record for GI.

—Get→

MCP

Public suffix count

—Get→

MCP

PascalCase charset, value discarded

—Get→

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