Email Verification glossary
A compilation of all the concepts you need to know to become an email verification expert, explained in the simplest way possible.
Browse definitions by letter
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A
Accept-All Domain
What an accept-all domain is, how it impacts your email campaigns, and best practices for managing these types of domains in your list.
Authentication
Discover the importance of email authentication, how it works, and why it’s essential for ensuring secure and successful email delivery.
A/B Testing
Learn how email A/B testing works, what elements to test, and how it improves engagement and campaign performance.
B
Bounce Rate
Discover what bounce rate is, the difference between soft and hard bounces, and how managing this metric improves email deliverability.
Blacklist
Discover what an email blacklist is, how it affects deliverability, and tips for staying off blacklists to protect your sender reputation.
C
Conversion Rate
Discover what conversion rate is, why it matters in email marketing, and how to calculate it to boost your campaign's performance.
D
Deliverability Rate
The meaning of email deliverability rate, how it works, and why it’s crucial for successful email campaigns.
Delivery Rate
What delivery rate is, factors that affect it like sender reputation, and steps to ensure your emails reach recipients’ servers.
DKIM
The meaning of DKIM, how it works to authenticate emails, and why it's crucial for email security and improving deliverability.
DMARC
The meaning of DMARC, how it uses SPF and DKIM for email authentication, and its role in preventing spoofing and phishing attacks.
Double Opt-In
What the steps of double opt-in are, its role in verifying subscribers, and how it reduces spam and improves email engagement.
Drip Campaign
Discover what drip campaigns are, key stages like triggers and monitoring, and how they nurture leads with automated emails.
E
Email Automation
Explore what email automation is, common types like welcome and drip emails, and how it saves time while improving engagement.
Email Blast
Learn what an email blast is, when it’s most effective, and tips for maximizing engagement while avoiding audience fatigue.
Email Campaign
What an email campaign is, its types, and essential elements like targeting, CTAs, and design for driving engagement and results.
Email Encryption
The meaning of email encryption, how it protects sensitive data with end-to-end and TLS encryption, and its compliance benefits.
Email List Fatigue
Definition of email list fatigue, its causes, and strategies for re-engaging your subscribers to keep your audience active and interested.
Email Personalization
Explore what email personalization is, methods like segmentation and dynamic fields, and how it boosts engagement and revenue.
Email Scrubbing
The meaning of email scrubbing, why it’s essential, and how regular scrubbing improves deliverability and engagement rates.
Email Validation
Learn what email validation is, the steps involved like syntax and domain checks, and how it improves deliverability and list quality.
ESP
Find out what ESPs are, key features like segmentation and analytics, and how to choose the right provider for your email campaigns.
F
Feedback Loop
Discover feedback loops, how they help email senders reduce spam complaints, and their role in improving deliverability and campaign success.
Follow-Up Email Campaigns
Explore the importance of follow-up email campaigns, how to craft them effectively, and why they drive higher engagement and results.
G
Graymail
Discover what graymail is, why it impacts engagement, and strategies for managing graymail to keep your email list healthy and engaged.
H
Hard Bounce
Learn what a hard bounce is, how it impacts email deliverability, and steps to minimize hard bounces for a healthier email list.
I
Inactive Subscriber
Learn what inactive subscribers are, signs of inactivity, and how to manage them with re-engagement strategies or list cleaning for better email results.
IP Warming
Understand IP warming, why it’s essential for new senders, and how gradually increasing email volume builds a positive reputation with ISPs.
J
There are no entries for this letter.
K
Key Performance Indicator
Learn what KPIs are in email marketing, essential examples, and ways to track them to measure and improve campaign success.
L
List Hygiene
The meaning of list hygiene, why it’s crucial for email deliverability, and how to maintain a clean email list for better campaign results.
M
Mail Server
What mail servers are, their types like SMTP and IMAP, and their importance in secure, reliable email communication.
MX Records
Discover what MX records are, how they direct emails to the right server, and why proper setup is key for smooth email delivery.
N
Notification Email
Discover what notification emails are, types like system alerts and account updates, and tips for creating clear, actionable messages.
O
Open Rate
Learn what email open rate is, why it’s a key metric in email marketing, and tips for improving open rates to boost conversions.
P
Permission-Based Email Verification
Learn what permission-based email verification is, how it works, and its role in building accurate, engaged, and compliant email lists.
Phishing
Learn what phishing is, common tactics, and how to spot and prevent fraudulent emails to protect sensitive information.
Q
Queued Emails
Find out what queued emails are, why delays happen, and how to manage them for smoother email delivery and improved campaign performance.
R
Real-Time Email Validation
Understand real-time email validation, how it works to verify emails instantly, and its role in improving list accuracy and deliverability.
Recipient Segmentation
The meaning of email recipient segmentation, how to implement it, various types, and why it improves email engagement and campaign success.
S
Sender Score
What a sender score is, how it impacts your email deliverability, and why maintaining a high score is key for successful email campaigns.
SMTP Check
Discover what SMTP check is, how it verifies if an email address can receive messages, and why it’s vital for reducing bounces.
Soft Bounce
The meaning of a soft bounce, common causes like full inboxes or server issues, and steps to minimize bounce rates in your campaigns.
Spam Trap
Discover what a spam trap is, the different types of spam traps, and how they impact email deliverability and sender reputation.
T
Throttling
Find out what email throttling is, why senders use it, and how it helps maintain a good sender reputation and improve deliverability rates.
Transactional Emails
Discover what transactional emails are, common types like order confirmations and password resets, and why they’re essential for user trust.
U
Unsubscribe Rate
Discover the meaning of unsubscribe rate, how it affects your email list health, and strategies to reduce unsubscribes.
V
Verification API
The meaning of verification API, how it validates data like emails in real-time, and the benefits it brings to data accuracy and security.
W
Whitelist
Learn what an email whitelist is, how it helps emails bypass spam filters, and why getting whitelisted boosts your deliverability and engagement.