Illustration of email spoofing threats.

You already know it, although very powerful, emailing is not without risks. Among the scourges faced by professionals, today we will talk about spoofing. This fraud technique, although discreet, can…

SMTP error codes warning on screen

When an email campaign does not produce the expected results, SMTP error codes can often provide very useful answers. Indeed, these codes generated during the sending or delivery of emails…

Woman smiling during a collaborative office meeting.

Relationship marketing changes the relationship with prospects and customers. It’s not just about saying “Hello” and “Goodbye”; it’s about getting to know people, understanding their needs, sharing moments, and building…

Woman thinking in modern office.

In the context of email sending, one of the least visible yet critical aspects is understanding SMTP response codes. These codes, exchanged between servers during message transmission, can provide very…

Man with smartphone beside giant virtual chat bubble.

The HLR Lookup service plays a crucial role in the telecommunications industry. Whether you are a communications professional, a business looking to optimize your marketing campaigns, or simply curious about…

🎁 100 free email credits

💡 Avoid Bounces:
Get 100 Free Email Credits!

Disposable addresses? Inactive domains? Spam traps?

Find out what's hiding in your list.