Blog & How To Guides | WhoisXML API

Posted on June 5, 2024

Preparing for the End of Third-Party Cookies

It’s almost the end of an era in advertising. Google has started phasing out third-party cookies, beginning with 1% of Chrome users in January 2024. It plans to do the same for all users by the second half of the year through the Privacy Sandbox initiative.

To recall, Google’s Privacy Sandbox is a set of proposals for creating new standards for online privacy. The core idea is to develop methods for websites and advertisers to access user information for things like advertising and content recommendations without compromising user privacy. Among its key goals? Phasing out third-party cookies.

Posted on December 18, 2023

WhoisXML API Launches Email Verification API V3

We are excited to introduce Email Verification API V3, the latest upgrade to our Email Verification product line. This innovative release is set to provide better stability and more accurate results with enhanced checks to empower substantially improved email validation processes.

This new version of Email Verification API will further enable a variety of use cases, including:

Posted on November 2, 2023

How to Validate an Email Address for Typos, Syntax, and Other Rules

Validating email addresses upon user signup is an important process that can help improve the quality of your email list and reduce the number of bounced emails. Without an email verification process, users can create accounts using misspelled, nonexistent, or invalid email addresses. As a result, you will probably see a high number of bounces for your marketing campaigns, potentially damaging your sender reputation.

Posted on October 3, 2023

Importing the Disposable Email Domains Data Feed to AWS S3

The intention of this document is to show you the basis of how to download the disposable email domain data feed provided by WhoisXML API to an AWS S3 bucket by leveraging a serverless Lambda function. AWS Lambda functions act as a serverless compute service that allows you to write and execute code without provisioning or managing servers. AWS S3 is an object storage service for storing and retrieving files. This document will guide you through the process of configuring both AWS Lambda and an AWS S3 bucket.

Posted on September 14, 2023

How to Check If an Email Address Exists Using DNS MX Records, SMTP Connections, and Email-Sending Emulation

Nonexistent, invalid, or fake email addresses, which aren’t connected to existing business domain names, can spell trouble for organizations when used as part of a site’s registration process or in an online contact form.

Such addresses can be the product of human error. For example, users may inadvertently mistype their email addresses by omitting, adding, or switching one or more characters or words. However, using nonexistent email addresses can also be deliberate for different reasons that include:

Posted on February 9, 2022

How to Improve Email Deliverability: 5 Best Practices

Did you know that for every dollar you spend on email marketing, you can get as much as a US$42 return on investment (RoI)? But you can’t realize that benefit if your emails don’t get delivered to their intended recipients. That’s why companies keep tabs on their email deliverability. But what is the definition of email deliverability, exactly?

Posted on January 7, 2022

How to Create an Email List for Effective Marketing Campaigns

More often than not, the success of any marketing campaign depends on how well a company creates an email list and maintains it. If your distribution list is chock full of invalid and unreachable email addresses, for example, chances are your marketing campaign won’t succeed.

Organizations that rely on email marketing for their revenue need to create clean email marketing lists if they want their campaign messages to reach intended recipients. But how can they do that? And what exactly is an email marketing list?

Posted on November 26, 2021

Email Address Format and Syntax Explained

Have you ever wondered what it means when people say that email addresses should follow the standard set by the Internet Engineering Task Force (IETF), the organization tasked to set up standards for Internet usage? Simply put, it has to do with email syntax. In this post, we’ll tackle what the right email syntax or format is, what email syntax errors are, and how email syntax validation can help reduce issues.

Try our WhoisXML API for free

Have questions?