Ever admired a brand’s stunning email campaigns or a celebrity’s engaging newsletters and wondered which secret weapon they use? Identifying the email marketing service (EMS) or Email Service Provider (ESP) behind your favorite sender’s outreach can provide valuable insights for your own strategy.
In a digital landscape filled with hundreds of email marketing platforms, choosing the right one can be overwhelming. Instead of guessing, why not learn from those who inspire you? By understanding the tools successful brands and marketers employ, you can gain a significant advantage in your own selection process.
Why Identify the Email Marketing Software Your Role Models Use?
Your marketing heroes, whether a beloved company or a thought leader, have likely invested time and resources into choosing an effective email marketing platform. While major players like Apple or Amazon might use highly customized or enterprise solutions, observing companies similar in size or philosophy to your own can be far more beneficial.
If you appreciate their approach to email communication, there’s a strong possibility you’ll find their chosen ESP aligns with your needs too. Ready to uncover these valuable insights? Here are five proven methods to help you identify the email marketing software a sender uses.
5 Proven Methods to Identify an Email Marketing Service
Before you begin, make sure you’re subscribed to the newsletter of the company or individual you want to investigate. Once you receive their email, apply these detective techniques:
1. Examine the Email Footer
This is often the simplest and most overlooked clue. Many entry-level and mid-tier ESPs include a “Powered by,” “Sent by,” or branded badge in the footer of emails. This serves both as branding for the ESP and an anti-spam indicator, signaling a professionally delivered message. If you spot one, a simple click on the banner usually leads you directly to the ESP’s website, where you might even find trial options.
2. Inspect the Links Within the Email
Almost all ESPs convert standard links within an email into unique, trackable versions. This allows them to collect valuable metrics for their clients, such as click-through rates. These trackable links are often hosted on the ESP’s domain. To identify the ESP, simply copy any link from the email, paste it into your browser, and observe the top-level domain before the rest of the URL loads. This domain will often reveal the ESP.
3. Check the Unsubscribe Link
Even if regular links don’t reveal the ESP, the unsubscribe link often will. This crucial opt-out mechanism is almost always hosted by the ESP itself, as they are responsible for processing unsubscribe requests. You’ll typically notice that the domain for the unsubscribe link is distinct from the sender’s main website domain. Copy this link, paste it into your browser, and extract the top-level domain to find your answer.
4. Verify the Email’s Sending Domain with a WHOIS Checker
If the above methods yield no clear results, you can delve deeper by checking the domain registration. Copy the sender’s domain (e.g., from their website or the main email address domain). Then, head to a reputable WHOIS checker such as Domaintools. Enter the domain, and the registrant information might provide clues about the ESP’s identity, or even explicitly name the company responsible for sending the email.
5. Identify the Email’s Sending IP Address Owners
For the most definitive identification, examine the email’s source code. Open the email, find the option to “Show Original” or “View Source” (the exact wording varies by email client), and look through the headers. You’ll likely see several IP addresses. Focus on the one listed under “Received-SPF” or another “Received” entry if SPF is absent. Once you have the IP address, plug it into a WHOIS IP lookup tool (most domain WHOIS checkers also offer this functionality). This will reveal the company that owns the IP address, which is often the ESP responsible for dispatching the email.
Sometimes, this method might reveal a hosting service, an ad agency, or even a company using an on-premise solution rather than a traditional ESP. While valuable, if you’re seeking a web-based ESP, focusing on providers that openly appear through the first three methods might be a better starting point.
Putting Your Discoveries to Good Use
While uncovering a sender’s ESP is a fantastic starting point, remember that the perfect solution for them might not be ideal for you. Each ESP has unique features, pricing, and deliverability performance. Your next steps should involve thorough testing and trialing, especially concerning how a platform handles deliverability and integrates with your own list acquisition practices.
What you’ve learned provides a solid foundation for your vendor selection process. Research and compare your findings with other popular options to make an informed decision. After all, the most compelling referral isn’t what someone says they like, but what they actively use.
And as a fun bonus, now you can even figure out how Cristiano Ronaldo is sending out his emails!