StopReg vs VPNDetection

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

StopReg compared with VPNDetection
Detail	StopReg	VPNDetection
What it does	Real-time email intelligence API to detect disposable, fake, and risky email addresses	Identify an IP as VPN, residential proxy, hosting, Tor, CDN or relay, with the operator and evidence behind each flag.
Stage	Not given	Startup
Founded	Not given	2026
Based in	Not given	PK
Pricing model	Freemium	Freemium
Pricing	Free: 200 requests/month. Launch: $20/month (60,000 requests). Scale: $50/month (200,000 requests). Boost: $100/month (500,000 requests). Power: $200/month (1,200,000 requests). Elite: $400/month (2,800,000 requests). Enterprise: Custom requests/month.	Free: 50,000 lookups a month. Starter: $19.00/mo (250,000 lookups, then $0.09 per 1,000) or $190.00/year. Scale: $99.00/mo (2,000,000 lookups, then $0.07 per 1,000) or $990.00/year. Max: $199.00/mo (5,000,000 lookups, then $0.05 per 1,000) or $1,990.00/year. Enterprise: Custom pricing, annual.
Key features	Disposable email detection with auto-updated database Role-based email detection (admin, support, info, sales addresses) Public email provider detection (Gmail, Yahoo, Outlook) Email syntax validation MX record verification Email forwarding and alias service detection Domain management and custom enforcement policies Real-time API validation with sub-300ms response times Two API endpoints: full email validation and domain-only privacy-first Web dashboard for manual checks and monitoring	Detects VPNs with operator identification - tracks over 2,200 providers Detects Tor nodes with daily updates Identifies privacy relays and enterprise web gateways Confidence scoring for each classification Downloadable databases in CSVGZ and MMDB formats Location and ASN data with every lookup SDKs for 13 programming languages Real-time API with batch processing up to 1,000 addresses
What makes it different	Privacy-first domain-only validation option for regulated environments and GDPR compliance Continuously updated disposable domain database with automated discovery and behavioral analysis High-precision detection optimizing for low false positives over volume Sub-second response times built for production scale and enterprise reliability	Evidence-backed classifications - every flag includes the operator, confidence level, last seen date, and for proxies, persistence metrics across 90 days Daily data refresh to keep classifications current Distinguishes between legitimate privacy services and anonymity threats Open datasets under Creative Commons - Tor IP and Relay IP free for all accounts Downloadable databases for on-premises deployment without API calls
Community votes	0	0
DR (Domain Rating by Ahrefs)	7 no change since last check	1 no change since last check
Trust Flow (Majestic)	7	1
Citation Flow (Majestic)	26	25
Referring domains (Majestic)	29	32

5 details filled in for both companies.

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