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The nst.com.br (nst.com.br) has the following MX Records:
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The IP address of nst.com.br domain is
The Reverse IP address of nst.com.br domain is
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FAQ & Answers
Email verification is a critical part of any email marketing campaign. It helps to ensure that your emails are delivered to the correct recipients, and that your messages are not marked as spam. Email verification can also help you to avoid having your email account suspended or your IP address blacklisted. Check some common questions about email verification.
What is a valid email?
A valid email address is correctly formatted and can receive messages. The format of an email address is specific to the email system that you are using. For example, the format for a addresses using the domain 'abc.xyz' would be 'firstname.lastname@example.org'. An email address can also be validated by attempting to send a message to it. If the message is successfully delivered, then the address is considered to be valid.
What is a verified email?
A verified email is an email that has been confirmed to be the owner's email by means of a verification process. Email verification is the process of ensuring that an email address is valid and belongs to the owner of the account. This is done by sending a verification code to the email address and requiring the user to enter the code in order to confirm ownership. Verified emails can be used to access certain online services, such as online banking or social media accounts. They can also be used to sign up for newsletters or receive promotional offers from companies.
Email verification is an important security measure that helps to protect both users and businesses from fraud and abuse. By verified that an email address is valid, businesses can be sure that they are communicating with the rightful owner of the account. This helps to reduce the chances of phishing attacks and other types of fraud.
What is an email address domain?
An email address domain is the part of an email address that comes after the @ symbol. For example, in the email address email@example.com, the email address domain is email.com.
An email address domain is important because it helps to identify where an email message came from and where it should be delivered. When you set up an email account, you will typically be asked to enter in an email address domain. This domain will then be used to send and receive email messages from your account.
If you are not sure what email address domain to use, you can usually contact your email service provider for more information.
What is a formal email address?
A formal email address is an email address that is used for professional or business communications. Formal email addresses typically include the person's full name, and they are usually used when sending emails to clients or customers, or when emailing colleagues or co-workers. Formal email addresses are also often used when sending out official communications from a company or organization.
What is a generic email address?
A generic email address is an email address that is not specific to any one person or organization. Generic email addresses are usually created for businesses or for use by general public. For example, a generic email address for a business might be firstname.lastname@example.org or email@example.com. A generic email address for the general public might be firstname.lastname@example.org.
What is a no reply email address?
A no reply email address is an email address that is used to send messages that do not require a response. It is often used for automated messages, such as confirmations or receipts. No reply email addresses are typically set up by the email provider, and they can be used to improve deliverability and prevent spam.
While no reply email addresses are not required, they can be a helpful way to manage email communications. If you do use a no reply email address, be sure to include clear instructions on how to get in touch if a response is needed.
What is email validation?
Email validation is the process of verifying that an email address is valid and exists. This is done by sending a test email to the address and then checking to see if it was delivered successfully. Email validation is important because it helps to ensure that only valid addresses are added to your email list. This can help to avoid bounces and improve email deliverability.
There are a few different methods that can be used for email validation, but the most common is the SMTP check. This involves sending a test email to the address and then checking the SMTP logs to see if it was delivered successfully. Other methods include checking the DNS record for the email address or using a third-party service.
Email validation is a important part of maintaining a good email list. By ensuring that only valid addresses are added, you can help to improve your email deliverability and.
What is email verification?
Email verification is the process of verifying the accuracy and validity of an email address. This is typically done by sending a verification code or link to the email address in question and then asking the user to confirm that they received it. Email verification can be used to confirm the ownership of an email address, to prevent spam and fraud, or to simply improve the accuracy of an email database.
There are a few different methods of email verification, but the most common is called double opt-in. This is where a user confirms their email address by clicking on a link or entering a code that is sent to them. Once the user has confirmed their email address, they will be added to the list of verified email addresses.
Email verification is an important tool for any business that relies on email to communicate with their customers or clients. By verifying email addresses.
Why do we need email verification?
Email verification is an essential part of any online system. By verifying email addresses, we can ensure that only real, active users are signing up for our services. This helps to protect our systems from spam and abuse, and it also helps to keep our user base healthy and engaged.
There are many different ways to verify email addresses, but the most common method is to send a verification code to the address in question. The user then enters the code into our system, and if it is correct, their email address is verified.
Email verification is a simple but effective way to keep your system clean and your users happy. So if you're not already doing it, be sure to add it to your sign-up process today.
What should you check when verifying an email?
When verifying an email address, there are a few key things you should always check. First, you'll want to make sure that the email address is valid and correctly formatted. This means checking for common mistakes like typos and incorrect domain names.
Next, you'll want to confirm that the email address is active and that the mailbox is not full. You can do this by sending a test email to the address and checking to see if it goes through.
Finally, you'll want to make sure that the email address is not on any blacklist. This can be done by searching for the address in a blacklist database.
By following these steps, you can be sure that the email address you're verifying is accurate and up-to-date.
What does an email checker do?
Email checkers are tools that help you verify the accuracy of an email address. They can be used to check for typos, misspellings, and other errors in an email address. email checkers can also help you verify that an email address is still active and working.
There are a variety of email checkers available online, and they all work in slightly different ways. Some email checkers are free to use, while others require a paid subscription. Email checkers can be used to check a single email address or a list of email addresses.
If you're looking to verify an email address, a email checker can be a helpful tool.
What is a spam email address?
A spam email address is an email address that is created for the purpose of sending spam emails. These email addresses are typically created by signing up for free services or products and then providing a fake or disposable email address. The owner of the spam email address will then use it to send spam emails to people who have also signed up for these free services.
While spam email addresses are created for the purpose of sending spam, they can also be used to send legitimate emails. However, if you use a spam email address to send legitimate emails, you may find that your emails are more likely to be flagged as spam by the recipient's email provider.
What is email checker?
Email checker is a way to ensure that emails are actually delivered.
Free email checker does more than just verify your email is valid. In fact, we run several checks to ensure that the email can be delivered to a specific email address.
Email verification includes checking domain name, MX record, MX server connection, email syntax, email misspelling, catch-all, disposable, role and exists mailbox.
Email checker verifies that emails are genuine and originate from a real person or an email account associated with a real organization.
What is Disposable Email Address?
Email is a known disposable, which is a temporary email addresses for a short period of time, like a few hours to a few days. After that period expires, the email is no longer active. Such addresses are known as "Disposable Email Addresses".
What is Role-based Email Addresses?
Role-based emails (also known as generic emails) are emails that typically start with info@, admin@, support@. Those are emails that you don’t want in your contacts list as they are not meant for personal use but usually include a distribution list with multiple contacts and are more likely to be dismissed. Also, role-based emails can be used in spam traps. Email Verification returns true or false depending on whether or not the requested email address is a role email address. (e.g. "email@example.com", "firstname.lastname@example.org")
What is free email service?
Free email service allows you to create and use an email for free. Email Verification detects if the email address is registered with one of the popular free email services, e.g. Google, AOL, Hotmail, Yahoo, etc.
What is MX Domain?
A MX domain name, which is responsible for sending or receiving of emails, can tell a lot about the characteristics of an email account hosted on that domain.
What is MX Record?
MX record is used to tell the world which mail servers accept incoming mail for a domain.
Does it send an email to validate an email address?
The Email Verification directly connects to the SMTP server without sending an email.
What does “SMTP catch all” or "Accept all domains" mean?
It is also called Catch-All email addresses. The domain for the email address will accept any username part before the @, therefore it cannot be validated.
It means, for example, that if you type in admni@ instead of admin@, the email will not be bounced but will be collected in a separate mailbox from where somebody can sort it correctly. If your emails end up in that mailbox, what you are looking at is an impact on sender reputation, hard bounces, and overall inaccurate email marketings results.
What is the purpose of an email verifier?
An email verifier, or email checker, is a tool to validate that an email address exists and can receive emails. Verifying is important before contacting new recipients to avoid bounces and protect your sender's reputation. Easy Email Verification does a complete check of email addresses, verifies if it appears publicly on the web and returns the sources.
What is email address result?
Email address result is the result of the email verification. The result can be valid, invalid or unknown.
What is email address result reason?
The reason can be one of the following: invalid_email, invalid_domain, rejected_email, accepted_email, no_connect, timeout, unavailable_smtp, unexpected_error, no_mx_record, temporarily_blocked, exceeded_storage
What is safe to send?
Safe to send is a flag saying the email address is safe for deliverability
Can I verify email addresses in bulk?
Yes, you can! Use our API to verify email addresses in bulk.
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