Mailsurity vs IPQualityScore
IPQualityScore is a fraud-prevention platform: IP reputation, email validation, phone validation, and URL scanning, bundled together from the free tier up. If you're looking for an IPQualityScore alternative that does one job instead, Mailsurity classifies disposable and temporary email addresses, using an AI fallback to catch brand-new domains no static list has logged yet.
Quick take
IPQualityScore
A multi-signal fraud-scoring platform. Disposable-email detection is one feature inside a bundle that also covers IP reputation, phone validation, and URL/malware scanning.
Mailsurity
500 free credits, no card required, then a subscription priced for disposable detection alone, with no IP, phone, or URL signals bundled in to pay for.
Pricing
IPQualityScore prices in monthly-minimum tiers across its full signal bundle. Mailsurity is a monthly credit subscription scoped to disposable-email detection alone. Figures below are Mailsurity's live current prices, not estimates.
| Tier | IPQualityScore |
|---|---|
| Free | 1,000 lookups/month, 35/day limit |
| Startup | $99/month minimum: 5,000 lookups/month, 250/day |
| SMB Basic | $499/month minimum: 10,000 lookups/month |
| SMB+ | $999/month minimum: 75,000 lookups/month, 99.5% SLA |
| Enterprise | Custom pricing, custom volume, 99.9% SLA |
Starter
$5 / month
5,000 checks / month
Growth
$19 / month
25,000 checks / month
Scale
$59 / month
100,000 checks / month
Prices shown are Mailsurity's current live plans (see /pricing for the full breakdown). IPQualityScore figures are sourced from its published plans page, verified July 2026. Confirm current rates on ipqualityscore.com before deciding, since vendor pricing can change.
Feature comparison
Primary focus
Mailsurity: Disposable / temporary / burner email detection, specifically
IPQualityScore: Fraud-prevention platform bundling IP reputation, email validation, phone validation, and URL/malware scanning
Disposable-domain method
Mailsurity: 5-layer cascade: per-team rules -> static legit-list -> 220k+ domain list -> cached AI verdict -> live heuristics/LLM for gray-zone domains
IPQualityScore: Disposable Email Detection is a listed feature of the Email Validation product; the underlying method isn’t published
Free tier
Mailsurity: 500 free credits, no card required
IPQualityScore: 1,000 lookups/month, capped at 35/day
Multi-signal fraud scoring (IP, phone, URL)
Mailsurity: No, disposable/legit email classification only, by design
IPQualityScore: Yes, IP reputation, phone validation, and URL/malware scanning included at every tier, including free
AI gray-zone fallback for new domains
Mailsurity: Yes, LLM tie-break for domains no static list has caught yet, verdict cached 30 days
IPQualityScore: Not documented as a dedicated capability for email. IPQS markets rules and ML-based risk scoring generally
Typical latency
Mailsurity: <100ms p99 on the real-time API
IPQualityScore: Not published for the email-validation endpoint specifically
Bulk CSV list cleaning
Mailsurity: Yes, dashboard upload with an enriched CSV returned, including classification, confidence, and source
IPQualityScore: Bulk lookups available through the broader API/dashboard tooling
Which one should you use?
Pick IPQualityScore if…
You need IP reputation, phone validation, and URL/malware scanning alongside email checks: a broader fraud-scoring stack under one vendor, where disposable-email detection is one signal among several.
Pick Mailsurity if…
Disposable/temporary email is the problem you actually have (a signup form, free-trial gate, or newsletter opt-in), and you'd rather not pay for IP and phone signals you have no use for. See the full detection cascade behind Mailsurity's 99.4% accuracy figure.
FAQ
Is IPQualityScore’s disposable-email detection as accurate as a specialized tool?
IPQualityScore doesn’t publish a disposable-detection-specific accuracy figure. It advertises 99.9% accuracy for email validation overall, with disposable detection as one signal inside that broader check. Mailsurity’s 99.4% figure is measured on disposable/temporary classification alone, which is the only thing the product does, so the two numbers aren’t really comparable claims.
Why is IPQualityScore’s entry paid plan so much more expensive than Mailsurity’s?
You’re paying for a wider bundle. IPQualityScore’s $99/mo Startup plan includes IP reputation, phone validation, and URL/malware scanning alongside email validation: four fraud-signal products under one price. Mailsurity’s plans only cover disposable-email detection, so the lower entry price reflects a narrower product, not weaker detection.
Can I run Mailsurity and IPQualityScore side by side?
Yes, and some teams do exactly that: IPQualityScore for IP reputation and phone/URL checks, Mailsurity for the email-disposable classification specifically. The two calls run independently, so there’s no integration conflict. It only becomes redundant spend if all you’re using IPQualityScore for is the email-disposable signal, since Mailsurity covers that alone for less.
See how many of your signups are already disposable
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