IPQS
Fraud prevention API — detect proxies, VPNs, bots, and risky users in real time
| What is it | Fraud prevention API — detect proxies, VPNs, bots, and risky users in real time |
|---|---|
| Pricing | Freemium — from $99/mo |
| Free tier | Yes |
| Platform | Web Application |
| API | Yes |
| Works with | Zapier |
| Best for | preventing fraudulent transactions, detecting bot attacks and account takeovers |
| Domain registered | 2011 |
Data updated Aug. 1, 2026
What does IPQS do?
IPQS is a fraud prevention and cybersecurity data service. It gives businesses real-time risk scores for IP addresses, email addresses, phone numbers, and URLs. You send a lookup, and it returns data like whether the IP is a VPN or proxy, if the email is risky, if the phone is a VoIP line, or if a URL leads to malware. The goal is to stop fraud before it happens — at signups, logins, transactions, or any user interaction.
The tool pulls from a proprietary honeypot network of over 10,000 traps and insights from more than 100 million daily transactions across thousands of businesses. That data feeds machine learning models that assign fraud scores and flag suspicious patterns. IPQS offers custom scoring rules (over 75 settings) so you can tune detection to your specific risk tolerance. Integrations with CRMs like HubSpot and Salesforce, plus SIEM platforms like Splunk and Palo Alto, make it easy to plug in without custom code.
IPQS is best for any company that handles online payments, user registrations, or high-value transactions. E-commerce sites use it to reduce chargebacks, social platforms use it to block fake accounts, and financial services use it to catch identity theft. If you need fast, accurate risk data without building a detection system from scratch, IPQS gives you the building blocks in minutes.
Key features
What makes it stand outWho is IPQS for?
Who benefits most from this toolPricing
Free tier available — start without a credit cardFree
- 3 per Day CSV Uploads
- 10 Custom Rules
- 35 Lookups per Day
- 1000 Lookups per Month
- 10 Custom Rules
- 1,000 Lookups per Month
- 35 Lookups per Day
- IP Address Reputation
- Email Validation
- URL Scanner
- Phone Validation
- CSV Uploads (3 per Day)
- Proactive Fraud Detection
- Real-time Blocklist Updates
- Reliable Uptime
Startup
Everything in Free, plus:
- 100 Custom Rules
- 250 Lookups per Day
- 5000 Lookups per Month
- 100 Custom Rules
- 5,000 Lookups per Month
- 250 Lookups per Day
SMB Basic
Everything in Startup, plus:
- 1000 Custom Rules
- 10000 Lookups per Month
- 20 Lookups per Second
- 1,000 Custom Rules
- 10,000 Lookups per Month
- 20 Lookups per Second
- Transaction Scoring
- Extra Scoring Settings
SMB+
Everything in SMB Basic, plus:
- 5000 Custom Rules
- 99.5% SLA Guarantee
- 75000 Lookups per Month
- 5,000 Custom Rules
- 75,000 Lookups per Month
- 99.5% SLA Guarantee
- Address Verification
- Reverse Identity Checks
- Residential Proxy Detection
Enterprise
Everything in SMB+, plus:
- Unlimited CSV Uploads
- 25000 Custom Rules
- 25 Alert Signals
- 99.9% SLA Guarantee
- 25,000 Custom Rules
- Custom Lookups per Month
- 99.9% SLA Guarantee
- 25 Alert Signals
- Unlimited CSV Uploads
- Device Fingerprinting
- Mobile SDK Access
- Fraud Fusion™
- Abuse Shield™
- Dark Data™
- Bot Killer™
- Premium Blocklists
- Enhanced Blocklists
- Emerging Botnets™
- User Activity Checks
- Industry Blocklists
- Integration Specialist
- Enterprise Rate Limits
- Enterprise Support
- Dedicated Infrastructure
Trust & presence
Gallery
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