The Sinch Mailgun team

There are all sorts of reasons why an email might fail to be delivered and bounce back to the sender (also known as an SMTP Reply). Most of these reasons lie outside of your...

Email deliverability sometimes feels like a mirage. Your messages go on a long journey from your mail server to your subscribers’ inboxes. But it’s the last part of that journey that...

There are different types of traps for different creatures. Rat traps for rodents, bear traps for grizzlies, and spam traps for – you guessed it – spammers. Of course, an...

No matter how good an email design looks, how compelling the copy reads, or how perfectly a campaign renders across email clients... none of it matters if your messages...

Every time you send an email campaign, ISPs monitor your sending practices and assign a reputation to your domain and IP address. This reputation is based on several factors...