The playground

Try any of 1465 endpoints — live.

Pick an endpoint, load a working example, tweak the params, and send — no signup to try. Results render the way the data deserves; raw JSON, headers & code are one tab away.

Playground demo key · api.reefapi.com
post/domain-intel/v1/tld_detail0 credits

Per-TLD metadata: ccTLD vs gTLD and its IANA RDAP server(s) (or a note that it is legacy-WHOIS-only, which explains why whois/availability 404 for that TLD).

Working example
Parameters
request preview
curl -X POST https://api.reefapi.com/domain-intel/v1/tld_detail \
  -H "x-api-key: $REEF_KEY" \
  -H "content-type: application/json" \
  -d '{"tld":"com"}'

Hit Send to run this endpoint live.

Playground · ReefAPI