
Plus, 85% of marketers deem email as the most effective customer acquisition tactic. Every dollar you spend on email marketing earns you $42 in return. You should improve deliverability because email marketing has the highest return on investment than other digital channels.
How Does Email Throttling Affect Email Marketing?Įmail throttling can impact your email marketing efforts in numerous ways.įirst off, a high email throttling rate destroys your sender reputation, resulting in poor email deliverability and, ultimately, unsuccessful email marketing.
The ISP servers don’t have open ports to receive more emails. You’re sending too many emails on a new IP that’s yet to build a good reputation. In this case, the ISP may temporarily reject delivery attempts to see how the other recipients respond. Some of the email recipients have started marking your emails as spam or are reporting abuse complaints. You haven’t scrubbed your list, and therefore your email database contains inactive or non-existent addresses. You’re sending emails so fast that the receiving server thinks you’re sending spam. Other reasons why an ISP might reject email delivery attempts include: For example, an ISP may limit a new IP to a lower daily volume threshold until it establishes a good sending reputation. The limits vary based on your Internet Protocol (IP) address, abuse complaints, bounce rates, subscriber engagement, and spam hit rates. When you cross the threshold, the ISP rejects your delivery requests, resulting in increased bouncebacks. ISPs usually set limits on how much mail they can receive from a sender during a specific timeframe. However, in deferral, the delivery attempt is successful, but the ISP temporarily rejects it and asks that it be sent later. During throttling, the ISP blocks the delivery attempts for your emails altogether. You have reached your daily sending quotaĮven though the terms ‘email throttling’ and ‘deferral’ are used interchangeably, they differ slightly. User is receiving mail at too great a rate right now please try again later. The refusal to deliver your email is usually temporary and may be accompanied by error messages such as: The ISP prevents the delivery attempts of the subsequent emails, causing a soft email bounce. What’s Email Throttling?Įmail throttling is what happens when the receiving Internet Service Provider (ISP) limits the amount of email they can accept from the sender during a specified period.ĭuring throttling, your Email Service Provider (ESP) sends emails to a bunch of people, but only for the first few sends. Being throttled meaning how to#
In this blog post, we’ll cover what email throttling is and how to avoid it. After all, if your emails don’t even make it to the inbox, then they can’t inspire the action you want from your recipients. Email deliverability is one of the most critical factors for a successful email marketing strategy.