How to Send Bulk Email Without Spamming: Strategies to Avoid Blocklisting

How to Send Bulk Email Without Spamming

How to Send Mass Email Without Going to Spam?

Every marketer knows that one of the most appealing aspects of email marketing campaigns is the ability to reach hundreds of potential customers instantly. With a large list at your disposal, you have the opportunity to send mass emails filled with an individual approach to each recipient, thereby maximizing relevance.

While the potential business impact of email marketing is huge, the reality is not always so fabulous. Despite your best efforts, bulk emails can end up in the dreaded spam folder instead of your desired inbox. This result not only drains the energy reserve but also causes frustration when viewing the deliverability reports.

Want to find ways to avoid this fate for your messages and ensure they reach your recipient’s inbox, even amid a flood of mass emails? So, to help you use bulk email in the most efficient way possible and grow your business with it, we write this article, where you’ll know all the secrets of how to send bulk emails without spamming.

How to Send Mass Emails Without Ending Up in The Spam Folder

For businesses trying to figure out how to mass-send email campaigns that will stand out from the mess of different correspondence, the task seems daunting. With inboxes filled with a mix of work messages, personal letters, marketing offers, and outright spam, it’s a hard battle to stand out.

Let’s look at some strategies that will help you use bulk emails as an efficient way for business growth:

1. Optimize Your Email List.

You’ve surely read this in every article about email marketing – a quality mailing list is the foundation of any successful campaign. All modern experts emphasize refraining from buying email lists as they often contain outdated or irrelevant addresses, as this increases the likelihood of spam complaints. Instead, you need to focus on growing your contacts organically through methods such as subscriptions, which encourage voluntary sign-ups, gated content, where users exchange their information for access to exclusive materials, and incentives, which motivate readers to join your community.

Recently we’ve created a comprehensive guide about “Effective Email List Building and Management”, which you can download in PDF version in our blog just for free and increase your chances of creating winning email campaigns.

2. Constantly Check Your Deliverability Before Sending.

If you’re trying to find the answer, to how to send bulk emails without getting blocklisted, put all of your attention to the main technical aspects:

  • Email Authentication

Establishing strong email authentication systems is essential to building trust between you and your mailbox providers. Emails that pass the authentication check have a better chance of reaching the recipient’s inbox.

Email authentication is governed by various criteria, and it is desirable to meet all of key standards:

DKIM (DomainKeys Identified Mail):

This authentication protocol allows recipients to verify that an email is indeed from the claimed domain owner. As a sender, you can complement your emails with a digital signature in the header or body of the message. Recognition of a valid DKIM signature by the recipient’s system or by the person himself ensures that the email goes to the “Inbox” folder.

SPF (Sender Policy Framework):

Another authentication mechanism, SPF, protects against spammers trying to impersonate your domain in sending messages. Essentially, SPF detects and prevents attempts to use fake sender addresses when delivering emails. Implementing SPF protection for your email domain greatly reduces the chance that your bulk emails will be flagged by spam filters.

DMARC (Domain-based Message Authentication Reporting and Conformance):

DMARC is an open technical standard designed to strengthen email authentication by reconciling the DKIM and SPF protocols. By deploying DMARC protocols, you strengthen your defenses against email spoofing, phishing attacks, and corporate email breaches.

  • Sender’s IP Reputation

Even if you’re doing everything right to keep your email list clean and follow the rules for proper content creation, you might still see a lot of bounced emails due to your Email Service Provider (ESP) being associated with a low IP reputation.

The reputation of your sender’s IP address plays a critical role in determining the deliverability of bulk emails. Mailbox providers scrutinize the reputation of the IP address from which the email originates to assess the likelihood of it being spam. Maintaining a positive sender reputation involves adhering to best practices, avoiding spam complaints, and minimizing instances of times your emails are misused or used inappropriately. Consistently monitoring and managing your IP reputation is significant for ensuring optimal bulk email deliverability.

  • Spam Testing

As you delve into the ins and outs of bulk email campaigns, it’s time to regularly use a spam checker. Conducting thorough spam testing before sending your mass letters is essential for identifying and eliminating potential issues that could trigger spam filters.

Spam testing tools analyze various elements of your email, including content, formatting, and sender reputation, to assess the likelihood of it being flagged as spam. By proactively solving any red flags identified during spam testing, you can improve your deliverability rates and maximize the impact of your bulk email campaign without going to the spam folder.

Use our GlockApps spam testing tool to easily diagnose the situation and fix all problems with the deliverability of your messages.

3. Optimize Your Email Content and Design.

Creating up-to-date, relevant, and engaging email content not only improves conversions but also reduces the likelihood of spam filters being triggered. Avoid using spammy words, excessive punctuation, or misleading subject lines. Instead, focus on providing value to your followers through relevant and informative content.

A well-designed email always has more chances to be opened. Ensure that your letters are visually appealing, mobile-responsive, and easy to read. Use a clear and concise layout, incorporate engaging visuals and compelling CTAs, and optimize for different email clients and devices.

By prioritizing trendy email designs, you can expand your audience, as having opened, read, and enjoyed an email once, a person is more likely to open it the next time.

4. Maintain the Perfect Balance.

To strike the right balance of sending frequency, it’s important to segment your mailing list based on engagement levels and customers’ preferences. Tailor your schedule to each segment’s behavior, sending emails more frequently to engaged subscribers and less frequently to less active ones. Additionally, use an email marketing calendar and automation tools to strategically schedule emails, ensuring consistent communication without overwhelming your audience. By maintaining an optimal email sending plan, you can minimize spam complaints and reduce the risk of being blocklisted.

How Many Emails Can I Send Without Getting Blocklisted?

You may probably be wondering how to send thousands of emails without being labeled as spam. To achieve this, it’s essential to adhere to best practices that prevent your emails from being flagged as spam. As mentioned above, these include regularly cleaning your contact list, steering clear of spam-triggering keywords, avoiding sending image-only emails, and more.

Additionally, employing a reliable bulk email tool can significantly help in your efforts. As for the number of letters you can send without getting blocklisted, it depends on various factors such as the quality of your email list, the engagement of your subscribers, and your adherence to best practices. However, maintaining a positive sender reputation and sending emails gradually can help minimize the risk of being blocklisted.

Closing thoughts

In summary, sending bulk emails without getting blocklisted requires a combination of strategic planning, technical expertise, and constant optimization. Carefully monitor the deliverability metrics, react to every issue timely, and refine your strategy to achieve the best results.

Related Posts

Are you looking for the best email marketing affiliate program? Seize the opportunity and become a partner of GlockApps, the Read more

HIPAA-Compliant Email Providers

In healthcare, protecting patient information is a top priority, especially regarding electronic communications. HIPAA-compliant email service providers are critical in Read more

Email Deliverability Statistics 2024: Did the Average Email Deliverability Rate Change?

In an attempt to secure their users from unwanted email communications, Internet service providers (ISPs) update their email filtering rules Read more

hippa compliant email

You probably read the headline and thought, where is the connection between email and health insurance? But for real, their Read more


Khrystyna Sliusar

Content Lead at GlockApps