Is this domain malicious or named by ransomware? Domain threat check. $0.02 USDC on Base per call. Matches the hostname, parent domains and resolved IPv4 against ThreatCluster's high-confidence 30-day IOC feed and looks up ransomware leak-site claims. Returns one verdict: listed, claimed, listed_and_claimed or no_known_threat. Don't use this for many domains; use /v1/bulk-threat-check.