Identidad del titular
La persona detrás de la bandeja de entrada: nombre completo y alias conocidos siempre que la dirección se vincule a una identidad real en registros públicos.
Búsqueda de personas
¿Quién te escribe realmente?
Pega cualquier email — te mostramos a la persona real detrás antes de que respondas.
Quick 60-second lookup
Privado — la persona nunca recibe notificación.
+300,000 búsquedas realizadas
1.24B registros indexados
4.8 / 5 valoración de clientes
De artículos escritos sobre herramientas de búsqueda de personas
La referencia a estos medios de comunicación no debe interpretarse como un respaldo a WhoIsThis ni a sus productos.
What You'll See in a Report
Each email report pulls from billions of public records and breach archives. Here's what typically shows up when the inbox has a footprint.
Cuentas vinculadas
Perfiles en las plataformas en las que esta dirección se registró, desde las grandes redes hasta servicios de nicho que nunca aparecen en una búsqueda normal.
Servicios registrados
Las apps, tiendas y suscripciones ligadas a la dirección, trazando la huella digital detrás de un solo identificador.
Historial de filtraciones
Cada filtración conocida en la que ha aparecido la dirección, con el incidente y los tipos de datos expuestos, para que sepas si su historial de contraseñas es un riesgo hoy.
Números de teléfono vinculados
Números de móvil y fijo que comparten registros públicos con este correo: otra forma de confirmar con quién estás tratando realmente.
Entregabilidad y riesgo
Si la bandeja está activa, es desechable o riesgosa, con el proveedor SMTP y una puntuación de calidad: contexto que una firma de correo nunca te da.
El adelanto
Esto es lo que aparece en cuanto tu búsqueda se completa. Cada fila se desbloquea al confirmar el informe.
Sujeto j•••••@•••••.com
Confianza de coincidencia 88%
- Titular
- Ubicación
- Perfiles sociales
- Direcciones de email
- Registros de filtraciones
Why Use Reverse Email Lookup?
You're about to reply to a cold message, unblock a signup, or meet someone from a dating app. Here are five moments a quick search pays for itself.
Who Sent That?
You get a cold outreach from an email you don't recognize. One search and you see the registered name, the company, and whether the address has turned up in known scams — before you reply.
Find an Old Contact
You have an old inbox in your contacts that bounced. One search and you see whether that person's digital trail points to a current way to reach them.
Verify Before You Engage
You're about to share a document, book a call, or make a payment based on an email. One search and you see the real person and company behind the address.
Spot Phishing Attempts
You get a message claiming to be from your bank, your boss, or a service you use. One search and you see whether the sending address actually belongs to them — or a scam campaign.
Audit Your Own Inbox
Want to know how exposed your email is? One search on your own address shows every breach it's appeared in — and which accounts need new passwords tonight.
Cómo funciona
Una búsqueda rápida en fuentes públicas devuelve un informe claro — privado y seguro, sin notificar a la persona que buscaste.
Inicia una búsqueda
Introduce un número de teléfono, un email o una foto — es todo lo que necesitamos para empezar a buscar en fuentes públicas.
Mira los resultados
Obtén un informe claro de los perfiles públicos, registros y otros datos disponibles públicamente que encontremos.
Mantente al día
Elige mantener tu informe actualizado para tener siempre la información pública más reciente.
Ejemplos de casos de uso
- 01 ¿Un correo en frío desde una dirección que no reconoces? Una búsqueda te dice quién está realmente detrás antes de responder.
- 02 ¿A punto de compartir un documento o enviar un pago? Verifica primero el nombre real y la empresa del contacto detrás de la dirección.
- 03 ¿Te preocupa que tu propia bandeja esté expuesta? Búscala y mira en cada filtración en la que ha aparecido, y qué contraseñas cambiar esta noche.
In our customers' own words.
Real searches, real outcomes — short stories from people who finally ran the number they'd been avoiding. Read them in their own words.
Three weeks of unknown calls from the same number. One trace and I had the name, a general location, and a linked social profile. Blocked the number and moved on with my day.
Sarah Mitchell Austin, TXLate-night nuisance calls were messing with my sleep. The trace surfaced enough detail for me to file a report and let the carrier handle it from there.
Michael Chen San Francisco, CAAgreed to meet a stranger from Marketplace for a used bike. Ran their number first — profile matched their listing exactly. Small thing, but it felt good to verify before driving across town.
Jennifer Adams Miami, FLKept thinking about a friend I hadn't spoken to in years. Had an old number in my phone. Plugged it in and the trace pointed me to where she'd relocated. Reached out the same day.
David Rodriguez Chicago, ILMy teenager was getting random DMs from a stranger. Ran the phone and the email attached. Turned out to be a spam profile. Had the conversation with her the same night.
Emily Thompson Seattle, WAMy mom kept getting the same scam call pattern. Ran the number, saw the scam database hits, reported it to the FTC. Small win but it felt good to have the paper trail.
Robert Kim New York, NYThree weeks of unknown calls from the same number. One trace and I had the name, a general location, and a linked social profile. Blocked the number and moved on with my day.
Sarah Mitchell Austin, TXLate-night nuisance calls were messing with my sleep. The trace surfaced enough detail for me to file a report and let the carrier handle it from there.
Michael Chen San Francisco, CAAgreed to meet a stranger from Marketplace for a used bike. Ran their number first — profile matched their listing exactly. Small thing, but it felt good to verify before driving across town.
Jennifer Adams Miami, FLKept thinking about a friend I hadn't spoken to in years. Had an old number in my phone. Plugged it in and the trace pointed me to where she'd relocated. Reached out the same day.
David Rodriguez Chicago, ILMy teenager was getting random DMs from a stranger. Ran the phone and the email attached. Turned out to be a spam profile. Had the conversation with her the same night.
Emily Thompson Seattle, WAMy mom kept getting the same scam call pattern. Ran the number, saw the scam database hits, reported it to the FTC. Small win but it felt good to have the paper trail.
Robert Kim New York, NYFrequently Asked Questions
You enter an email address and get back the person behind it. Instead of searching a name or username, you start with the inbox. Your report shows the registered name, linked social profiles, prior addresses, and any breaches the email has appeared in. It's the fastest way to find out who really sent that cold DM or suspicious signup notification.