FishyMails
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Real-time verification API · 100 free credits every month

Stop fishy signups
before they cost you.

FishyMails verifies emails, phone numbers, and IP addresses in real time — powered by public MX records, carrier lookups, geo/ASN data, and disposable/VPN databases. One fast API, one line of code.

Start free — 100 credits / monthSee API docs
curl -X POST https://fishymails.com/api/public/v1/verify \
  -H "Authorization: Bearer fm_live_xxx" \
  -H "Content-Type: application/json" \
  -d '{"kind":"email","value":"jane@acme.io"}'

→ { "status":"valid", "score":92, "latency_ms":128,
    "checks":{ "mx":true, "disposable":false, "role":false, "free_provider":false } }

Trusted by teams that ship

Second LegacyHELLO LabsLeadFind

Email verification

Syntax, MX records, disposable, role-based, free-provider, and reputation signals.

MX checkDisposable listRole account

Phone verification

libphonenumber-grade parsing with country, carrier type, VOIP and premium-rate detection.

E.164VOIPCountry

IP verification

Geolocation, ASN, hosting/VPN/Tor detection to catch fraudulent traffic and bots.

Geo/ASNVPN/TorHosting
Free demo · no signup

Try it now

Run one live check against an email, phone number, or IP — see exactly what FishyMails returns.

Free · shareable

Get a public Fishy Score

Instantly score any email or domain and get a shareable card with its own URL. Perfect for calling out sketchy signups on X or LinkedIn.

Instant public score with a shareable card — no signup needed.

Got a whole list? Run a free fake-signup audit on up to 1,000 emails →

Why FishyMails

Built for teams that hate fake data.

Every fake signup is deliverability damage, a chargeback, or an SMS bill. FishyMails catches them at the door with a single fast request.

  • Sub-300ms responses with global edge caching
  • One endpoint for email, phone, and IP
  • Freemium: 100 free credits every month, no card
  • Pay-as-you-go — configure exactly what you need
  • Audit-ready ledger of every verification
180ms
median API latency
99.98%
uptime target
REST
JSON in, JSON out
100
free credits every month

Pricing

Simple credits. No surprises.

Pick a plan. Monthly or annual (2 months free). 1 credit = 1 verification.

Annual subscription

Growth

10,000 credits refilled every month · cancel anytime · billed yearly

$83/mo
$990 billed yearly
Free10,000 credits / moEnterprise
Start Growth planPrices in USD · applicable taxes calculated at checkout