Does website SSL/TLS affect email deliverability?
Summary
What email marketers say7Marketer opinions
Email marketer from Web Hosting Forum states that there is no explicit link between website SSL and email deliverability. However, the overall trust and safety of your domain are essential. Users are more likely to engage with emails from brands they trust, and SSL helps in building that trust.
Email marketer from StackExchange points out that while SSL/TLS on your website doesn't directly impact email deliverability, it does improve security and user trust. This is particularly important if you're collecting data through forms on your website, as it protects sensitive information.
Email marketer from Mailjet Blog explains that while a website's SSL certificate doesn't directly impact email deliverability, it affects sender reputation. A secure website builds trust, indirectly improving deliverability. Conversely, an insecure site can harm reputation, leading to deliverability issues.
Email marketer from Sender.net Blog shares that a secure website (HTTPS) with a valid SSL certificate can positively influence sender reputation. While not a direct ranking factor, it contributes to a better overall user experience and trust, which search engines and email providers value.
Email marketer from EmailToolTester suggests that while the connection is not direct, a secure website with SSL contributes to building trust and credibility, which are essential for email marketing success. A professional website reassures subscribers and encourages engagement, which can positively affect deliverability.
Marketer from Email Geeks shares that email providers regularly dislike self-signed or expired certificates at the end of a URL in the body of an email.
Email marketer from Reddit shares that while there's no direct correlation, having a secure website (HTTPS) can indirectly improve your deliverability. It contributes to a better overall user experience and strengthens your brand's reputation, which can positively influence how email providers view your emails.
What the experts say1Expert opinion
Expert from Word to the Wise explains that while there's no direct technical link between website SSL/TLS and email deliverability, the perception of your brand and security matters. If recipients distrust your website due to a lack of SSL, they may be less likely to engage with your emails, potentially impacting deliverability in the long run. A secure site builds trust.
What the documentation says3Technical articles
Documentation from SSL.com explains that an SSL certificate secures communication between a website and a visitor's browser. While not directly tied to email deliverability, it's crucial for protecting user data and building trust, which are essential for maintaining a positive brand reputation.
Documentation from Mozilla Developer Network explains that HTTPS (HTTP Secure) uses TLS (Transport Layer Security) to encrypt communications between a web browser and a server. While it doesn't directly impact email protocols, it secures website content and user data, influencing user trust when interacting with links from emails.
Documentation from Google Search Central Blog announces HTTPS as a ranking signal. Although primarily for search rankings, this underscores Google's emphasis on security and user trust, which indirectly influences how they might perceive links to websites within emails.