Real-time threat intelligence for IPs

Instant IP Reputation Checks
Built for fraud prevention

Screen logins, signups, payments, and API traffic in milliseconds. Get a unified fraud score, hosting/VPN/TOR detection, and actionable reasons to block or step-up verification.

Millisecond-Level Response
Fast scoring for real-time decisions
Global coverage
Geolocation, ASN, and network context
Actionable
Reasons + flags you can enforce
Quick example
One call. One decision.
Simple JSON
cURL
curl -s "https://closriq.com/api/ip-check.php?ip=8.8.8.8" | jq
Fraud score
0–100
Threat
low–high
Tip: pass browser signals (timezone, screen, webdriver) to improve confidence.

Live IP Reputation Demo

Check any IPv4/IPv6. See risk score, flags, reasons, and raw JSON.

Fraud prevention Bot detection Abuse signals
IP Reputation Checker
Live mode refreshes every 5s
Tip: use docs “Try it” to autofill an example IP.

Interactive API Docs

Pick an endpoint + language, copy the snippet, and try it in the live demo.

IP Check • cURL
GET

Sample response

success:true
{
  "success": true,
  "message": "Success",
  "fraud_score": 100,
  "category": "hosting",
  "threat_level": "high",
  "ip": "159.65.222.227",
  "ip_type": "ipv4",
  "country_code": "US",
  "region": "New York",
  "city": "New York City",
  "timezone": "America/New_York",
  "ISP": "DigitalOcean, LLC",
  "ASN": 14061,
  "organization": "DigitalOcean, LLC",
  "proxy": false,
  "vpn": false,
  "tor": false,
  "hosting": true,
  "abuser": false,
  "bot_status": false,
  "flags": ["hosting","asn_hosting","webdriver_missing"],
  "reasons": ["Matched hosting IP range","Hosting ASN: 14061 (DigitalOcean, LLC)"],
  "browser_signals": {"timezone": null,"screen": null,"webdriver": null,"language": null,"user_agent": "Mozilla/5.0..."},
  "response_time_ms": 2.58
}

Ship safer signups & payments

Start blocking high-risk IPs and step-up verification with confidence.

99.9% uptime
Built for production workloads
Fast responses
Low-latency scoring
Explainable
Flags + reasons you can action
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