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httpagent-toolscdp

domain-availability-checker.underscoredone.com

Give this API up to 10 domain names and it will tell you whether each one has a registration record on file with the official registry. It uses RDAP — the modern, structured replacement for WHOIS — so there is no messy free-text parsing. Each domain comes back labeled 'registered', 'unregistered', or 'indeterminate' (when the registry does not support RDAP for that ending). Important: 'unregist...

Resource URL

https://domain-availability-checker.underscoredone.com/check

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health:okNetwork

For agents

Prompt snippet for AI agents

Find and pay for this x402 resource:
URL: https://domain-availability-checker.underscoredone.com/check
Type: http
Sources: agent-tools, cdp

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