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:
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 |
| Contact’s first name |
| Contact’s last name |
| Department of the contact |
| Job title |
| Public Twitter profile |
| LinkedIn profile |
| Company or personal phone number |
| 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!