User Documentation
Single email validation
To validate a single email address, you can simply type it in the home page and the results will be displayed in a table.
If you are logged in, you can also submit an email address for validation on the Dashboard.
Batch email validation
-
Step 1: Register an account
to receive 100 free credits. This will allow you to
batch-validate a file with up to 100 email addresses for
free.
- You can purchase more credits on the Billing page if you need to validate more emails.
- Step 2: Enter the verification code we sent to your email address to verify your email address. This will log you in automatically and take you to the dashboard.
- Step 3: Click Upload a New List for Validation on the dashboard and upload a CSV file with a single column containing email addresses.
-
Step 4: Select the csv file containing the list of
email addresses, review the preview.
- If your file has column labels on the first row, enable the "My table has column labels on the first row" option.
- If your file has multiple columns, select the column containing the email addresses.
- Step 5: You will be redirected to the dashboard and you can see the status of the validation in the "List Validation" card. When the result file is ready, you can download it by clicking the "Download" button.
Interpreting the data points in the results
Below are the descriptions of the data points returned after validating an email address.
| Field name | Description | Example value |
|---|---|---|
| Address | The email address that was given for validation. | support+usa@deloitte.com |
| Status | The overall status of the email address validation. | Invalid |
| Status detail | The detailed status description of the email address validation. | email provider confirmed tdat email address does not exist |
| Email Provider |
The email service provider that the email address
uses.
This information is useful to limit the number of emails you send to specific email providers for deliverability purposes. |
Microsoft |
| Security gateway | The email security gateway that the email address uses, if any. | cisco ironport |
| Is disposable? | Whether the email address is a disposable email address from a known disposable email address provider. | False |
| Free provider |
Whether the email address is from a free email
provider. e.g. Gmail, Yahoo, etc.
We return False if the email address if using the paid version of a free email provider such as Google Workspace or Microsoft 365. |
False |
| Can the domain receive emails? | Whether the domain of the email address is configured to be able to receive emails. | True |
| Does the domain has a catch-all inbox? |
Whether the domain of the email address is
configured to have a catch-all inbox.
A catch-all inbox is an inbox that will accept emails for any email address that matches the domain. |
False |
| Is this an address for a role? |
Whether the email address is for a role instead of a
personal email address.
A role address is a special email address that is used for a specific purpose. For example, a role address for a company might be "support@company.com" or "admin@company.com". If you are planning to use person names in the email content such as salutations, you might want to set up a different content for role addresses. |
True |
| Is email syntax valid? |
Whether the email address follows the correct basic
syntax of an email address.
This is useful to identify if the email address is likely to be a valid email address before you send an email to it. |
True |
| Is likely to be a spam trap? | Whether the email address is likely to be a spam trap based on the signals we have collected from the email address. | False |
| Is email inbox full? |
Whether the email address is likely to be a full
inbox.
A full inbox is an inbox that is full and cannot receive any more emails. Attempting to send an email will result in a soft bounce. |
False |
| Email account | The part of the email address before the @ symbol. | support+usa |
| Is this an alias? |
Whether the email address is an alias of another
email address.
An alias is an email address contains a + or - sign after the account name. For example, "support+usa@deloitte.com" is an alias of "support@deloitte.com". |
True |
| Email account without the alias | If the email address is an alias, this field will contain the account name without the alias. | support |
| Email address witdout the alias | If the email address is an alias, this field will contain the email address without the alias so that you can target the original email address directly. | support@deloitte.com |
| Full Qualified Domain Name (FQDN) | The fully qualified domain name (FQDN) of the email address. | deloitte.com |
| Subdomain |
If the email address has a subdomain, this field will contain the subdomain. Otherwise, this field will be n/a. |
n/a |
| Domain | This field will contain the domain name of the email address without the tld (top-level domain) such as .com, .net, .org, etc and without the subdomain. | deloitte |
| Top-Level Domain (TLD) | The top-level domain (TLD) of the email address. | com |
| Domain age (days) | The age of the domain in days based on the WHOIS data. | 10793 |
| Email provider FQDN |
The FQDN of the email provider that the email
address uses.
If the email address has a security gateway, this field will contain the FQDN of the security gateway. |
mx2.hc5291-32.iphmx.com |
| Email provider domain |
The domain name of the email provider that the email
address uses, without the tld (top-level domain)
such as .com, .net, .org, etc and without the
subdomain.
If the email address has a security gateway, this field will contain the domain name of the security gateway. |
iphmx |
| Email provider TLD |
The top-level domain (TLD) of the email provider
that the email address uses.
If the email address has a security gateway, this field will contain the TLD of the security gateway. |
com |
| Email provider IP |
The IP address of the email provider that the email
address uses.
If the email address has a security gateway, this field will contain the IP address of the security gateway. |
216.71.141.159 |
| Email provider IP PTR |
The PTR record of the email provider IP address.
If the email address has a security gateway, this field will contain the PTR record of the security gateway. |
esa.hc5291-32.iphmx.com |
Status descriptions
Below are the possible values for the status fields in the results.
| Status | Description | Recommended action |
|---|---|---|
| Valid | The email provider confirmed that the email address is valid and can receive emails. | Send |
| Invalid | The email provider confirmed that the email address is invalid and cannot receive emails. | Do not send |
| Disabled | The email provider confirmed that the email address is disabled and cannot receive emails. | Do not send |
| Likely Invalid | Our algorithms indicate that the email address is likely invalid, but we could not confirm it with the email provider. | Do not send |
| Unknown | The validation attempt was inconclusive. This might be due to several reasons including the email service provider blocking our requests. |
Try validating again later, do not send if the status is still unknown |
Need more help?
Please contact support if you encounter any issues: