How to find if a given mail id exists
There are a few ways to check if a given email address exists:
Method 1: Using a simple email validation library
You can use a library like email-validator
in Python or email-validator
in JavaScript to validate the email address. These libraries can check if the email address is in a valid format, but they cannot confirm if the email address actually exists.
Here's an example in Python:
import email_validator
try:
email_validator.validate_email('[email protected]')
print("Email address is valid")
except email_validator.EmailNotValidError:
print("Email address is not valid")
Method 2: Using a email verification API
There are several email verification APIs available that can check if an email address exists. These APIs typically work by sending a verification email to the email address and then checking if the email address is valid by looking for a response from the email server.
Here are a few examples of email verification APIs:
- Mailgun: Mailgun offers a free email verification API that can be used to check if an email address exists.
- Clearbit: Clearbit offers a free email verification API that can be used to check if an email address exists.
- EmailVerify: EmailVerify offers a paid email verification API that can be used to check if an email address exists.
Here's an example of how to use the Mailgun API in Python:
import requests
api_key = "YOUR_MAILGUN_API_KEY"
domain = "YOUR_MAILGUN_DOMAIN"
url = f"https://api.mailgun.net/v3/{domain}/address/validate"
params = {"address": "[email protected]"}
headers = {"Authorization": f"Basic {api_key}"}
response = requests.get(url, params=params, headers=headers)
if response.status_code == 200:
print("Email address exists")
else:
print("Email address does not exist")
Method 3: Using a email lookup service
There are several email lookup services available that can provide information about an email address, including whether it exists or not. These services typically work by querying a database of known email addresses.
Here are a few examples of email lookup services:
- Hunter: Hunter offers a free email lookup service that can be used to check if an email address exists.
- Clearbit: Clearbit offers a paid email lookup service that can be used to check if an email address exists.
Here's an example of how to use the Hunter API in Python:
import requests
api_key = "YOUR_HUNTER_API_KEY"
url = "https://api.hunter.io/v2/email-verifier"
params = {"email": "[email protected]"}
headers = {"Authorization": f"Bearer {api_key}"}
response = requests.get(url, params=params, headers=headers)
if response.status_code == 200:
print("Email address exists")
else:
print("Email address does not exist")
Note that these methods are not foolproof and may not always return accurate results. Email addresses can be invalid or non-existent, and some email verification APIs may not always be able to verify the existence of an email address.