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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 Email vs Marketing Email: Keep Them Apart

Trevor Hatfield Nov 14, 2026

What is a DKIM (DomainKeys Identified Mail) Record?

DKIM or Domain Keys Identified Mail is a method to authenticate emails. This is done in order to detect if the sender is fake or if the received email is from a forged address. Forged addresses a...

Meera R
October 8th, 2021

What is a DMARC Record?

One of the most recent advances in email technology, Domain-based Message Authentication, Reporting & Conformance (DMARC) has also been among the most misunderstood ones. It plays a role in a...

Meera R
October 8th, 2021

8 IP Reputation Checkers that Work [2025]

What is IP Reputation And Why You Need to Check It Every device on the internet has an IP address - whether it's your computer or the server used to send the bulk emails. When you use an ESP on...

Trevor Hatfield
October 7th, 2021

Prevent emails from landing under spam

Emails going to spam is a major cause of concern for most businesses. The reasons for it may be two fold: Email Content DKIM and SPF records Email Content There are many good practices for wr...

Meera R
October 7th, 2021

What is a Hard Bounce in Email Marketing?

An email bounce is an event when the email you send fails to get delivered to the recipient’s mailbox. The email is simply rejected by the recipient’s mail server. Email bounce is classified into t...

Meera R
October 7th, 2021

What is SMTP (Simple Mail Transfer Protocol)?

All the data transfer on the internet occurs through the use of protocols. The most well-known protocols are IP (Internet Protocol) and HTTP (Hyper Text Transfer Protocol). SMTP is a part of the ...

Trevor Hatfield
October 7th, 2021

What is SPAM Email?

Email spam, also called junk email, refers to unsolicited bulk messages which are sent over email. A common problem faced by most people with an email ID, it gained popularity in the nineties. T...

Meera R
October 7th, 2021

What is a Soft Bounce in Email Marketing?

An email bounce is an event when the email you send fails to get delivered to the recipient’s mailbox. The email is simply rejected by the recipient’s mail server. Email bounce is classified into...

Meera R
October 6th, 2021

Email Marketing Inbox Delivery - 5 Best Practices to Follow

Shahnawaz Mohammed
August 27th, 2021

What is an Email Block?

One of the instances that tend to annoy any digital marketer is when their emails get blocked. You can spend a lot of money setting up and targeting your buyers, but blocked emails can cause these ...

Grant Hatfield
July 9th, 2021

What is CASL (Canadian anti-spam law)?

Due to spam being a severe economic and social burden in Canada and throughout the world, many organizations are finding it necessary to use spam control technologies. Unsolicited email and unsolic...

Grant Hatfield
June 23rd, 2021

The 3 Most Important Steps to Prevent Email Spoofing And Phishing

In this day and age, no one can afford to ignore cyber threats. Cybersecurity is extremely important, and email security is not an exception. Moreover, as email security has been overlooked by so...

Saitej Makhijani
May 24th, 2021

6 Reasons Why You Should Stop Using No-Reply Email

Marketing is best when it feels genuine. Customers build a connection with brands that feel less “corporate” and more like real people. This is especially true in email marketing. Unlike social m...

Saitej Makhijani
March 3rd, 2021

Email Deliverability 101

Webinar held on 12th January, 2021 Join us as SendX's founder, Varun Jain, talks about the basics and more of deliverability. Just some of the subjects we talked about: Understanding sender auth...

Saitej Makhijani
February 16th, 2021

Email Deliverability Advanced

Webinar held on 11th February, 2021 Join us as we tackle the next level in email deliverability: Using industry case studies to showcase common problems and give you the tools to solve them! ...

Saitej Makhijani
February 16th, 2021

How Nidhi Razdan Could’ve Saved Herself from the Phishing Attacks

My first reaction was 'oh man, it takes guts to tell a story of you getting scammed.' People make you feel shame and foolish. The recent case of a phishing attack on Nidhi Razdan is an eye-ope...

Saitej Makhijani
January 17th, 2021

Email Bounce Rate: Definition and Tips to Reduce it

What is the email bounce rate? Email bounce rate is the percentage of email addresses in the list to which you sent the email, that didn't receive the email because the email server on their end ...

Saitej Makhijani
November 19th, 2020

Email Deliverability Issues (With Best Practices to Solve Them)

Unlike Thomas from Magic Potion trying to sell me horoscope service and shorts to match the horoscope or Beth from the Secret Bank of Swiss asking for my credit card number and my mother’s maiden...

Grant Hatfield
June 27th, 2020