Bulk Domain Search

The Bulk Domain Search tool allows you to upload a list of domain names or companies and retrieve verified email addresses associated with those domains along with rich contact and company data.

🔒 Note: Bulk Domain Search is available for premium plans only.

Getting Started

To use Bulk Domain Search:

Go to the Bulks page
Click on Domain Search
Click + New Bulk, and give your task a unique name
Upload your list of domains (or companies)

📄 Accepted file formats: .CSV or .TXT
📌 Requirements:

Domains should be in a single column
You may also copy and paste domain names directly into the provided text area
Maximum limit: 15,000 domains per bulk

Once uploaded, click Upload to begin processing.
When your bulk is ready, click Download to retrieve your results.

What You’ll Receive

For each domain, Tomba returns a list of professional email addresses along with enriched data when available:

Field	Description
`First Name`	Contact’s first name
`Last Name`	Contact’s last name
`Department`	Department of the contact
`Position`	Job title
`Twitter URL`	Public Twitter profile
`LinkedIn URL`	LinkedIn profile
`Phone Number`	Company or personal phone number
`Country`	Country of the domain or contact

Filtering Options

Tomba gives you full control over your results:

Filter by email type: Role-based vs. Personal
Filter by department (e.g., marketing, HR, IT)
Choose to include or exclude sources
Apply filter strength (strict or loose match)
Download:
- Only valid emails
- All emails
- Domains with no results

You can download results in full or apply these filters before exporting.

Managing Your Uploaded Tasks

Each bulk task can be managed easily:

Sort: By task name, status, or creation date
Search: Locate specific tasks
Rename: Change bulk task name
Delete: Remove tasks from the list via dropdown actions

Use in Microsoft Excel

With Tomba’s Excel Add-in, you can run domain searches directly from your spreadsheet:

Open your Excel file
Select the Domain Search tab
Match the column containing your domain names
Click "Find email addresses"

Use in Google Sheets

You can do the same in Google Sheets:

Open your Google Sheet
Go to the Domain Search tab
Match the domain column
Click "Find email addresses"

Tomba will enrich your data with emails, confidence scores, and status flags.

Using Domain Search via API

You can also automate domain searches using Tomba’s API:

from tomba.client import Client
from tomba.services.domain import Domain

# Initialize the Tomba client
client = Client().set_key('ta_xxxx').set_secret('ts_xxxx')

# Initialize the Domain service
domain = Domain(client)

# Perform a domain search
result = domain.domain_search('stripe.com')

Available SDKs

Tomba offers official SDKs for many popular programming languages, including:
PHP, Python, C#, Go, Rust, Ruby, Dart, JavaScript, R, Lua, Elixir, and more.

Need Help?

Got questions? Contact our support team we’re here to help!