The Deliverable Diary

For our support team, SPF-related questions crop up a lot! It’s been several years since we switched from SPF/DKIM verification to VERP (Variable Envelope Return Path) and we’re still doing all the SPF bizzle behind the scenes!  What is SPF (Sender Policy Framework Record)? Updating your SPF record is extremely important when using an external […]

Although most have stepped away from SMS for personal interactions, interactions with businesses via SMS are on the rise with many companies looking to invest in SMS communication, particularly since the pandemic. SMS marketing  SMS marketing is the use of SMS to send marketing messages to opt-in recipients and is best used for short and […]

The web is a wonderful place, and over the last number of years, internet security has really ramped up. This has its benefits but means that we now need to remember a lot more passwords, which can be a challenge. Even if you use a service such as Google Passwords, it can still be a […]

If you’re experiencing slow sending speeds, here are a few important things to consider… The SMTP protocol can often require many “round-trip” cycles, where your computer/server has to wait for a response from us, and vice versa. Normally the best way improve slow sending speeds is to do the following: Open up multiple simultaneous SMTP […]

Simple Mail Transfer Protocol, most commonly known as SMTP is used on a daily basis all over the world. SMTP directs your emails via various networks to their final destination; helping you communicate effectively with your colleagues, clients, and loved ones. So if SMTP is something that we use every day, we should be investing […]

Whether you’re considering or already using email for your brand, acquisition, or retention efforts, email testing is vital to any marketing or communications strategy and will pay dividends in additional customer engagement and performance – no matter what your objectives are. Email testing can be executed in a few different ways. We’ll look at A/B […]