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Email Intelligence Platform

Stop losing revenue to fake signups

4-layer detection engine that identifies disposable, temporary, and fraudulent email addresses in real-time. Protect your signup flow, reduce churn, and stop wasting resources on fake accounts.

2,500 free validations/month. No credit card required.

SYSTEM STATUS

OPERATIONAL
DOMAINS TRACKED 0 +142
MX SERVERS 0 +3
IP CLUSTERS 0 +8
AVG RESPONSE 0ms
DETECTION RATE 0%
UPTIME 0%

Trusted by developers building the future

VERCEL SUPABASE RESEND CLERK NEON RAILWAY
0%

of signups use disposable emails, costing SaaS companies thousands in wasted resources every month

THE COST OF FAKE SIGNUPS

Fake signups per month 1,000
Cost per user acquisition $5.00
Monthly waste $5,000
VS
EmailProbe Growth plan $49/mo
Return on Investment 100x ROI
THREAT ANALYSIS ENGINE READY
ANALYZE >
Quick try:
SCORE
--
awaiting input
VERDICT
--
--
RESPONSE TIME
--
edge-cached
DETECTION PIPELINE
01 Domain Blocklist
--
02 MX Record Analysis
--
03 IP Clustering
--
04 DNS Authentication
--
DOMAIN --
DISPOSABLE --
FREE PROVIDER --
ROLE ACCOUNT --
SPF RECORD --
DKIM RECORD --
DMARC RECORD --
MX SERVER --

WHY WAS THIS EMAIL BLOCKED?

Primary Detection Method Domain Blocklist
MX Server --
IP Cluster --
First Seen --
CONFIDENCE 0%

Built for developers

One API call. One line of code. Instant protection against disposable email addresses in your signup flow.

  • RESTful API with JSON responses, ready in under 5 minutes
  • SDKs for Node.js, Python, Go, Ruby, and PHP
  • Webhook support for async batch processing with real-time callbacks
# Validate a single email
curl -X POST https://api.emailprobe.dev/v1/validate \
  -H "Authorization: Bearer sk_live_..." \
  -H "Content-Type: application/json" \
  -d '{
    "email": "user@example.com"
  }'

# Response
{
  "score": 92,
  "verdict": "valid",
  "disposable": false,
  "checks": {
    "blocklist": "pass",
    "mx_valid": true,
    "spf": true,
    "dmarc": true
  }
}
import { EmailProbe } from '@emailprobe/sdk';

const emailprobe = new EmailProbe('sk_live_...');

// Validate on signup
const result = await emailprobe.validate({
  email: 'user@example.com'
});

if (result.verdict === 'valid') {
  // Allow signup
  createUser(email);
} else {
  // Block or flag
  rejectSignup(result.reason);
}

// Score: 0-100, Verdict: valid | risky | suspicious | high_risk
console.log(result.score);  // 92
from emailprobe import EmailProbe

client = EmailProbe("sk_live_...")

# Single validation
result = client.validate(
    email="user@example.com"
)

if result.verdict == "valid":
    create_user(email)
else:
    reject_signup(result.reason)

# Batch validation
results = client.validate_batch(
    emails=[
        "user1@gmail.com",
        "fake@tempmail.com",
        "admin@company.io",
    ]
)

for r in results:
    print(f"{r.email}: {r.verdict}")

Everything you need to protect signups

A comprehensive email intelligence platform built for modern SaaS applications

🛡
CORE

4-Layer Detection

Domain blocklist, MX analysis, IP clustering, and DNS authentication work together for industry-leading accuracy.

🌐
INTELLIGENCE

Crowdsourced Intelligence

202,000+ disposable domains sourced from open-source lists, refreshed every 15 minutes for zero-gap coverage.

PERFORMANCE

Sub-50ms Response

Edge-cached results on Cloudflare Workers. P50 under 30ms, P99 under 150ms. Never slow down your signup flow.

🔍
INTELLIGENCE

Pattern Intelligence

Detects suspicious naming patterns, role accounts, and auto-generated addresses that bypass simple blocklists.

🔃
CORE

Real-Time Updates

GitHub-sourced disposable lists sync every 15 min. MX records refresh every 6h. IP clusters rebuild daily.

🔒
SECURITY

Privacy-First

We never store email addresses. Domain-only analysis with zero PII retention. SOC 2 Type II compliant.

How the engine works

Each email passes through four layers in sequence. A hit at any layer short-circuits.

Email Input user@domain.com
Layer 1: Blocklist 202,686 domains / ~2ms
Layer 2: MX Infra 241 servers / ~15ms
Layer 3: IP Cluster 394 clusters / ~20ms
Layer 4: Heuristics Pattern analysis / ~0.5ms
Score + Verdict 0-100 risk score

Crowdsourced Intelligence

Every API call makes detection smarter. More customers = better detection = more customers.

Customer A
Customer B
Customer C

API calls report signals

EmailProbe detection
newtemp.xyz
fakeinbox.io
throwmail.cc

New threats detected

Your command center

Real-time analytics, usage tracking, and threat intelligence at a glance

app.emailprobe.dev/dashboard
VALIDATIONS TODAY
12,847
+18.2%
BLOCKED
1,542
12.0%
AVG LATENCY
23ms
-2ms
API USAGE
68%
34K / 50K
VALIDATIONS (7 DAYS)
Mon
Tue
Wed
Thu
Fri
Sat
Sun
DETECTION BREAKDOWN
86% VALID
Valid (86%)
Disposable (12%)
Risky (2%)
EMAIL VERDICT SCORE TIME
j***@gmail.com VALID 92 18ms
t***@tempmail.com DISPOSABLE 4 12ms
info@startup.io RISKY 62 45ms
s***@outlook.com VALID 88 21ms

Simple, transparent pricing

Start free. Scale as you grow. No hidden fees, no surprises.

FREE
$0 /month
2,500 validations/month
  • Single email validation
  • 4-layer detection
  • REST API access
  • Community support
Get Started
STARTER
$19 /month
10,000 validations/month
  • Everything in Free
  • Batch validation
  • Webhook callbacks
  • Email support
Get Started
SCALE
$149 /month
250,000 validations/month
  • Everything in Growth
  • Custom rules engine
  • SSO / SAML
  • SLA guarantee
  • Dedicated support

Ready to stop losing revenue
to fake signups?

Join thousands of developers who trust EmailProbe to protect their applications. Get started in under 5 minutes.

Get Your Free API Key

2,500 free validations/month. No credit card required.