# IPQS Proxy Detection API vs ZeroSpam Enterprise-Grade Reputation Engine: side-by-side comparison (2026) [IPQS Proxy Detection API](https://cybersectools.com/tools/ipqs-proxy-detection-api) is a commercial [fraud & account takeover prevention](https://cybersectools.com/categories/fraud-ato-prevention) solution by [IPQualityScore](https://cybersectools.com/companies/ipqualityscore). [ZeroSpam Enterprise-Grade Reputation Engine](https://cybersectools.com/tools/zero-spam-zero-spam-for-wordpress) is a commercial [bot management & CAPTCHA](https://cybersectools.com/categories/bot-management-captcha) solution by [Zerospam](https://cybersectools.com/companies/zerospam). Features, integrations, deployment and the company behind each one, side by side. ## Side-by-side comparison | | IPQS Proxy Detection API | ZeroSpam Enterprise-Grade Reputation Engine | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Fraud & Account Takeover Prevention | Bot Management & CAPTCHA | | Verified | No | No | | Deployment type | Cloud | Cloud | | Company size fit | Startup, SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise | | Company | IPQualityScore | Zerospam | | Headquarters | – | – | ### Use cases and capabilities | | IPQS Proxy Detection API | ZeroSpam Enterprise-Grade Reputation Engine | |---|---|---| | Proxy | Yes | – | | Tor | Yes | – | | IP Address | Yes | – | | Bot Protection | Yes | – | | Fraud Detection | Yes | – | | Cyber Threat Intelligence | Yes | Yes | | Spam Prevention | – | Yes | ### Core features **IPQS Proxy Detection API** 10 features listed. Sign in on the page to see them. **ZeroSpam Enterprise-Grade Reputation Engine** 10 features listed. Sign in on the page to see them. ### Integrations **IPQS Proxy Detection API** No integrations listed. **ZeroSpam Enterprise-Grade Reputation Engine** 2 integrations listed. Sign in on the page to see them. ## IPQS Proxy Detection API vs ZeroSpam Enterprise-Grade Reputation Engine FAQ Common questions when comparing IPQS Proxy Detection API vs ZeroSpam Enterprise-Grade Reputation Engine for fraud & account takeover prevention. ### What is the difference between IPQS Proxy Detection API and ZeroSpam Enterprise-Grade Reputation Engine? **IPQS Proxy Detection API**: API service for detecting proxies, VPNs, Tor nodes, and malicious IPs. Built by IPQualityScore. **ZeroSpam Enterprise-Grade Reputation Engine**: AI-powered reputation engine for blocking spam, bots, and malicious IPs via API. Built by Zerospam. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes IPQS Proxy Detection API and ZeroSpam Enterprise-Grade Reputation Engine? **IPQS Proxy Detection API** is made by IPQualityScore. **ZeroSpam Enterprise-Grade Reputation Engine** is made by Zerospam. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is IPQS Proxy Detection API a good alternative to ZeroSpam Enterprise-Grade Reputation Engine? In part. IPQS Proxy Detection API and ZeroSpam Enterprise-Grade Reputation Engine are not in the same category on CybersecTools. Both cover Cyber Threat Intelligence. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [IPQS Proxy Detection API vs IPQS Proxy Detection Database](https://cybersectools.com/compare/ipqs-proxy-detection-api-vs-ipqs-proxy-detection-database) - [IPQS Proxy Detection API vs IPASIS Bot Detection and Fraud Prevention API](https://cybersectools.com/compare/ipasis-bot-detection-and-fraud-prevention-api-vs-ipqs-proxy-detection-api) - [IPQS Proxy Detection API vs IPQualityScore IP Risk Score API](https://cybersectools.com/compare/ipqualityscore-ip-risk-score-api-vs-ipqs-proxy-detection-api) - [ZeroSpam Enterprise-Grade Reputation Engine vs IPQS Proxy Detection Database](https://cybersectools.com/compare/ipqs-proxy-detection-database-vs-zero-spam-zero-spam-for-wordpress) - [ZeroSpam Enterprise-Grade Reputation Engine vs IPASIS Bot Detection and Fraud Prevention API](https://cybersectools.com/compare/ipasis-bot-detection-and-fraud-prevention-api-vs-zero-spam-zero-spam-for-wordpress) - [ZeroSpam Enterprise-Grade Reputation Engine vs IPQualityScore IP Risk Score API](https://cybersectools.com/compare/ipqualityscore-ip-risk-score-api-vs-zero-spam-zero-spam-for-wordpress) ## Alternatives to each - [See all IPQS Proxy Detection API alternatives](https://cybersectools.com/alternatives/ipqs-proxy-detection-api) - [See all ZeroSpam Enterprise-Grade Reputation Engine alternatives](https://cybersectools.com/alternatives/zero-spam-zero-spam-for-wordpress) --- Source: https://cybersectools.com/compare/ipqs-proxy-detection-api-vs-zero-spam-zero-spam-for-wordpress For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/ipqs-proxy-detection-api.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on IPQS Proxy Detection API and ZeroSpam Enterprise-Grade Reputation Engine: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md