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Features

IP intelligence from the edge. Geolocation, ASN, connection security, and premium enrichment -- all under 5ms.

24
Fields
34+
Endpoints
5
Formats
196
Countries
300+
Edge PoPs
<5ms
Response

Free Tier

No API Key Needed
🌍

IP Geolocation

Country, city, region, postal code, coordinates. Resolved at the edge -- no external calls.

📡

ASN & ISP

Autonomous System Number and ISP organization name. Identify hosting, enterprise, or carrier networks.

Timezone

IANA timezone ID for localized timestamps and scheduling.

🔒

Connection Security

TLS version, cipher suite, HTTP protocol, TCP round-trip time.

💻

User Agent

Server-side browser, OS, device type, and bot detection.

📦

Multiple Formats

JSON, XML, YAML, CSV, plain text. Plus 20+ individual field endpoints and 4 JSON presets.

🏳️

Country Enrichment

Flag, currency, calling code, continent, EU status, capital, languages, TLD -- all in /json for free.

🤖

AI-Ready

OpenAPI 3.1, AI plugin manifest, llms.txt. Discoverable by any LLM.

♻️

CORS Enabled

Allowed for findutils.com and ipfast.dev origins. API key for programmatic access.

📋

Header Inspector

See all request headers as JSON. Debug proxy chains and CDN configs.

Premium

API Key Required
🔍STARTER

Arbitrary IP Lookup

Look up any IPv4/IPv6 address. All free endpoints work with /json/{ip} pattern.

🏳️STARTER

Country Metadata

Capital, languages, currency, calling code, TLD, flag, continent, EU status. 196 countries.

📏STARTER

Distance Calculator

Haversine distance between two IPs or IP-to-coordinates. Returns km and miles.

🏢PRO

Company Detection

ASN-to-company mapping. Name, domain, type (ISP/hosting/business/edu/gov). 200+ curated ASNs.

📊PRO

Bulk Lookup

POST up to 50-500 IPs in a single request. Enrichable with any module.

🛡️BUSINESS

VPN & Proxy Detection

Detect VPN, proxy, Tor, relay. Confidence scores and provider identification.

⚠️BUSINESS

Threat Scoring

IP reputation, abuse history, risk scores for security workflows.

🔥BUSINESS

IP Risk Scoring

Comprehensive fraud risk assessment. Anonymizer detection, country risk, network analysis, and actionable recommendations.

Plan Comparison

FREE STARTER PRO BUSINESS ENTERPRISE
Rate Limit120/min500/min1,000/min2,000/min5,000/min
Monthly QuotaUnlimited50K200K1M10M
Own IP Lookup
Arbitrary IP
Country Meta
Company
Bulk50 IPs100 IPs500 IPs
VPN/Proxy
Threat Score
Risk Score
SupportCommunityEmailPriorityDedicatedSLA

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