Nicolas Forni

Founder of Captain Verify, I have worked on email and mobile number verification since 2015. On this blog I write about deliverability, contact list hygiene, mailbox provider rules and SMS marketing. Practical articles, written for marketing teams that send every week.

If you didn’t know already, we inform you that as of February 2024, Gmail, Yahoo, and AOL will no longer accept unauthenticated emails. This is particularly valuable information for email…

content marketing

Content marketing is literally mounted in grade this last decade, even outperforming some traditional marketing methods. Perceived as more natural, more relevant and guaranteeing a real added value, the content…

Small E-commerce email guide

The use of email marketing in the field of e-commerce can be extremely efficient and paying. Increased sales, customer engagement / prospects, increased loyalty, useful information sharing, etc. This versatile…

closing email 6 techniques encourage action

Some email endings are like swinging doors: you pass through them without realizing, and the opportunity to act closes immediately. Closing an email is no longer just a simple “Sincerely”…

E-Commerce Marketing Automation: a winning method

Strong many advantages and constant growth in recent years, marketing automation is definitely a competitive asset for the e-commerce company that uses it. Indeed, this method provides automated management of…

How to write a B2B prospecting email?

In B2B, Prospection Emailing is a tool that can be particularly effective if it is well-used. Transforming contact with appointments and prospects in future customers: these are the main objectives.…

Two people working on computers in a data center.

In recent years, due to the digital age, one can only observe the explosion of personal data shared on social networks. Platforms like Facebook, Twitter, Instagram, and LinkedIn are teeming…

state email marketing 2025

Progress is good, but it’s not everything. At a time when generative AI, dynamic content, and real-time personalization are invading our daily lives, it’s good to return to the essentials.…

Big Data: the essentials to know

The world has never produced as many data, especially because of digitization. Smartphones, social networks, social media, online services, connected objects, etc. The mass of information that passes every day…

The importance of the Data Quality

Today data management is a major topic and a crucial asset for businesses. Indeed, these same data are valuable resources that will allow organizations to make the right decisions about…

Return Path: the essentials to know

Sending emails is essential for businesses. However, sending an email to a person is one thing, getting it to its destination is another. What happens to the famous bounce messages…

forgotten story email secrets

Email was not born in an ivory tower. It emerged from drafts, trials, errors, and above all, curious enthusiasts seeking instant connection. Understanding this journey is to grasp how a…

what email prospecting

Prospecting is no longer just a numbers game. Today, every inbox is overflowing with solicitations. The difference? It lies in intent, clarity, and boldness. Many dream of explosive growth. But…

personal data breach

Today, cyberattacks are becoming more and more frequent. Not a week goes by without hearing in the news about a website or an application that has fallen victim to a…

What you need to know about the email opening rate

83% of deliverability failures come down to a degraded sender reputation (Mailforge, January 2026), a signal far more decisive than the content of the message itself. A good email open…

Better understand the ARC protocol

The authentication of an email allows the recipient to make sure the message is safe and that it comes from the right person. This is possible thanks to systems set…

Customize sender DNS

Personalizing your email address using your site’s domain name is a key step in improving your email delivery, optimizing their open rate and strengthening your brand image. Here are the…

Happy group using laptop with social media icons.

The fact of buying and selling something is already in itself and always a social activity, an exchange between several parties. Since the advent of social media, much of this…

Tired woman working late at cluttered desk

Every day, hundreds of billions of emails flood our inboxes. It’s no wonder that brands struggle to make their mark. The problem is no longer sending a message: it’s about…

Rows of canned SPAM meat products on shelf.

Spam traps are used to monitor, identify and block spammers. A very convenient system for recipients, but can cause serious damage to companies using sending emails in their marketing strategy.…

Woman working on laptop at home desk.

A PDF guide in exchange for an email address? Too easy! Nowadays, internet users can spot this kind of lure from miles away. Indeed, to engage a prospect and encourage…

Illustration of people interacting with website elements.

The noreply address is disappearing from marketing campaigns. And not for good reasons. For years, companies used it out of convenience to sign their newsletters, order confirmations, and service alerts…

Digital marketing analytics and performance concept illustration.

The CRM is a strategic tool within a company, as it allows to centralize, use and protect customer data and prospects. The organization can therefore better know these and easily…

Office with Orange and Spain flag logos

The announcement hits hard. The Spanish messaging service of Orange, with its seventeen domains such as orange.es or wanadoo.es, will permanently close on September 5, 2025. Thousands of users could…

Mail, e-mail: choosing the right word

Great existential question or not? Well, let’s say it’s important to answer it because this choice of words, seemingly trivial, can transform the perception of your message by its recipients.…

Mobile app development concept illustration.

Today widely used in the field of digital marketing, the A/B testing method is a key asset to significantly improve the strategy of a business, but also to understand how…

3D paper airplane on black background

Different from spam and far from being as harmful, the Graymail is not better. Your sending of emails may be entirely legitimate, if they are not read then the commitment…

Email Retargeting: Definition and Best Practices

Do you want to reopen dialogue with customers or visitors who left your site empty-handed? That’s exactly the purpose of email retargeting, an effective technique that allows brands to reconnect…

can email be anonymous

The topic of sending an anonymous email raises many questions and concerns. As electronic communication is now ubiquitous in both personal and professional communications, the issue of anonymity in emails…