1Lookup

1Lookup

The #1 tool for validating phone, email and IP data in real time. All through one powerful API.

Visit
All-time revenue
$4,433,178

Ranked #18 on TrustMRR

MRR
$223,949

666 active subscriptions

Founder
robbyfrankRobby Frank

4,291 followers on 𝕏

Founded
January 2022
USUnited States

Revenue is verified withStripeStripe API key.Last updated: Aug 6, 2026, 02:13 AM

Startup insights
Value proposition

The #1 tool for validating phone, email and IP data in real time. All through one powerful API.

Problem solved

Preventing fraud by validating phone, email, and IP data in real time to save costs and improve security.

Audience

Businesses focused on fraud prevention and data validation

B2B~500 users

Pricing

Free: 1000 free lookups, Universal Credit System: Pay only for what you use

Domain Rating

14/100

1lookup.io

Ahrefs Domain Rating measures backlink profile strength on a 0 to 100 logarithmic scale.

Tech stack

Screenshot

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