Switch Products

SendX

Email software to send campaigns, build lists, and automate marketing

Current

SendPost

Reach your customers' inboxes on time, every time with Email API + SMTP Relay

Features

View all Features

Addons

Auto Warmup Email List Cleaning Read, Skimmed And Glanced Franchise Support Dynamic Sender Bot Open/Click Tracker Custom Reply View all Addons

Powered by SendPost

SendPost Dashboard
SendPost SendPost

AI-powered deliverability engine that ensures your emails land in the inbox.

Explore SendPost

Creators & Media

Newsletters Publishers Authors & Bloggers

Business

Ecommerce SaaS Local Businesses

Gaming

Casinos iGaming

Learn

Email Strategy Email Deliverability Email Automation Email Design Email List Building Newsletters

Compare

Tools & Pricing Case Studies Blog Guides

Developers

SendX API Docs SendPost API Docs Knowledge Base
Pricing
Ask AI
Log In Book a demo Try it free
Back to Blog

Email Deliverability

Everything you need to land in the inbox — from authentication (SPF, DKIM, DMARC) to domain reputation, warmup, and avoiding spam filters.

Latest

Transactional vs. Marketing Email: Why and How to Separate Them

Transactional and marketing emails have different purposes, unsubscribe rules and deliverability risks. Here is how to tell them apart, why sharing...

Grant Hatfield Sep 24, 2026

7 Reasons Why Your Emails Are Going To Spam (With Solutions)

Email marketing is a powerful tool for businesses and entrepreneurs. But there's a big problem: many of your emails might be ending up in the spam folder instead of the inbox.

Saitej Makhijani
October 4th, 2024

6 Common Reasons Why Email Authentication Fails

Did you know that one of the top reasons for emails going to spam is that email authentication fails?

Shahnawaz Mohammed
September 26th, 2024

Comprehensive Guide to Avoiding Spam Trigger Words

Ensuring that your emails reach the inbox without being flagged as spam is crucial. Spam filters have evolved beyond simply catching certain keywords; they now use complex algorithms that analyze e...

Saitej Makhijani
September 23rd, 2024

Gmail’s New Bulk Sender Guidelines - All You Need to Know

Do you often find yourself hitting the 'send' button on bulk email campaigns, hoping to capture the attention of your audience?

Profile icon with white "NW" letters on a bright cyan circular background
NW marketing
April 8th, 2024

Exploring Email Bounce Rate Benchmarks in Marketing

The email bounce rate remains a perpetual concern for professionals in the marketing domain. Unlike other metrics, gauging email deliverability poses a slightly intricate challenge, making it tough...

Shahnawaz Mohammed
March 7th, 2024

5 Best Practices to Maintain Perfect Email Compliance

Email marketers are constantly navigating the complex landscape of regulations and laws, such as GDPR and CAN-SPAM, aiming to enhance their brand's integrity while maximizing engagement. The challe...

Saitej Makhijani
February 29th, 2024

What Happens if my IP is Blacklisted?

From time to time, online business owners and email marketers may find that traffic to their pages or the deliverability of their emails begins to fall for no discernible reason. Of course, several...

Saitej Makhijani
February 29th, 2024

What Is BIMI, and What Is Its Importance? (Brand Indicators for Message Identification)

Email remains one of the most powerful marketing channels for reaching a target audience, but it is not without pitfalls. Phishing and fraudulent emails are on the rise and continue to be a serious...

Saitej Makhijani
February 6th, 2024

What is Email Warmup, and Why Is It So Important?

Warming up your email is like stretching before a marathon—it's essential, but often overlooked. Without this critical step, even the most well-crafted emails risk being dismissed as spam. That's w...

Shahnawaz Mohammed
January 31st, 2024

What is Email MTA, and How Does it Work?

Bare with us for a moment as we geek out on email MTAs. We feel it’s important to understand what email MTA means if you’re working on email marketing platforms. Because of this, we’re going to spe...

Saitej Makhijani
January 30th, 2024

Gmail’s New Requirements for Email Delivery

Do you often find yourself hitting the 'send' button on bulk email campaigns, hoping to capture the attention of your audience?

Shahnawaz Mohammed
January 4th, 2024

What is Email Throttling?

Sometimes, your ISP (internet service provider) will try to control the rate at which emails are sent from a particular sender or IP address. This is done to manage server loads and prevent abuse. ...

Saitej Makhijani
December 18th, 2023

How to Nudge Users to Move Emails From Promotions to Inbox

As an email marketer, you put a lot of effort and time into creating engaging and relevant content for your subscribers. But often, your messages end up in the Promotions tab instead of the inbox.

Meera R
December 12th, 2023

What Happens If My Domain Is Blacklisted?

Email marketing is an excellent and effective process for many reasons. It gives you many opportunities to interact with your followers, who become loyal to your business because of the frequent co...

Shahnawaz Mohammed
December 7th, 2023

What is a Deferred Email, and How Does it Work?

Deferred Email refers to an email that has been temporarily delayed by the recipient's email server. This deferral is not a deliberate action by the sender but rather a response from the receiving ...

Shahnawaz Mohammed
November 23rd, 2023

Guarding Your Digital Fortress: Why Email Encryption is a Must

Saitej Makhijani
August 4th, 2023

Email Deliverability and GDPR Compliance: What Marketers Need to Know

In this ever-evolving digital landscape, email continues to be a powerful tool for connecting with our target audience and driving business growth. But here's the catch: to make our email campaigns...

Saitej Makhijani
July 27th, 2023

Email Deliverability for E-Commerce: Strategies for Successful Campaigns

Ad costs and influencer marketing prices in e-commerce have gone up a lot, leaving marketers confused. They want to find a way to reach customers effectively without spending too much money. Well, ...

Grant Hatfield
July 21st, 2023