FREE WEBINAR SERIESPART 8
Email authentication plays a major role in deliverability, but many senders still aren’t fully sure how SPF, DKIM, and DMARC actually work.
Join our team for a live session on the email authentication essentials every sender should know. We’ll break down SPF and DKIM in simple terms, explain how mailbox providers verify your identity, and show why authentication is critical for protecting your sender reputation and improving inbox placement.
In this session, we will cover:
What SPF and DKIM are and how they work
How mailbox providers use authentication to evaluate your emails
How DMARC ties SPF and DKIM together
Common authentication mistakes that hurt deliverability
How to verify your setup using DNS lookups, DMARC reports, and email headers
We’ll also walk through practical examples and tools you can use to confidently validate your authentication setup, even if you’re not highly technical.
No fluff. Just clear, practical guidance you can use right away.
Save your spot and bring your questions. We’ll wrap things up with a live Q&A to cover the scenarios you care about most.
Not sure what SPF, DKIM, and DMARC actually do or why email authentication matters so much for deliverability? You’re in the right place. Inbox Answers is our Q&A-friendly webinar series, and this episode breaks down one of the most important foundations of trusted email sending.
Spam Complaints
What They Really Mean and How to Avoid Them
DMARC Decoded
How to Read (and Fix) Your DMARC Record
Ask Me Anything
Live Deliverability Q&A with the Experts
Email Metrics That Matter
Spot Red Flags Before You Get Blocked
Why Should I Use Subdomains for
Sending My Emails?
When Should I Do a Warm-up?
Blacklists and How to Handle Them
Luke Glasner
Director of Email Deliverabilityⓘ
Luke Glasner has been working in email marketing for 20 years. Currently, Luke is the Director of Email Deliverabilityⓘ at ZeroBounce, where he helps clients overcome challenges reaching the inbox. Prior to joining ZeroBounce, Luke worked as an independent consultant at Glasner Consulting for 15 years, with a focus on deliverability for the past decade, while continuing to explore his passion for email metrics and analysis.
At the Email Experience Council (eec, now part of ANA), Luke led the S.A.M.E. Project, an industry initiative aimed at the creation and adoption of industry standards for email metrics. The S.A.M.E. Project, launched in 2010, is currently used by ESPs worldwide to measure common email metrics. As an active member of Only Influencers, Luke volunteers on the OI Metrics Project and OI Diversity Committee. Luke Glasner earned his Master of Science in Integrated Marketing from New York University in 2011, with a concentration in Marketing Analytics.
Part 9
September 2026
60 mins
Black Friday and Cyber Monday may be months away, but most senders start planning now. In this session, we will walk through how to prepare your email program early to avoid deliverability issues and missed revenue opportunities during peak season. You will learn how to warm up volume, segment strategically, protect your sender reputation, and align your metrics with your revenue goals. We will also cover common BFCM mistakes and how to avoid them before inbox providers increase scrutiny. This webinar will give you a clear roadmap to confidently plan, test, and execute a successful BFCM email strategy.
Add to CalendarPart 1
What They Really Mean and How to Avoid Them
October 9th
1 PM EST • 30 mins
Spam complaints kill your sender reputation – but most senders don’t know why they happen.
Watch NowPart 2
How to Read (and Fix) Your DMARC Record
November 13
1 PM EST • 30 mins
DMARC can be confusing – especially if your record is set to “reject,” sending your reports nowhere. We’ll walk through how to read a DMARC record line-by-line, troubleshoot common authentication issues, and set up a reporting path that actually helps you secure your emails.
Watch NowPart 3
Live Deliverability Q&A with the Experts
December 9
1 PM EST • 30 mins
Do you have a deliverability question that we or Google haven’t answered? Don’t miss our open-format session dedicated to your questions. No slides, no fluff. Just real, expert email advice from the ZeroBounce deliverability team.
Watch NowPart 4
Spot Red Flags Before You Get Blocked
January 22
1 PM EST • 30 mins
Open rates and click-throughs only tell half of your story. We’ll show you how to spot problems using bounce rate, identify spam traps, navigate complaint thresholds, and protect your domain reputation. Join this live walkthrough using real dashboards to learn how to monitor, identify, and act on issues before they escalate.
Watch NowPart 5
February 19
1 PM EST • 30 mins
Heard you should use subdomains but not sure why? You’re in the right place. Inbox Answers is our Q&A-friendly webinar series, and Episode 5 tackles one of the most misunderstood deliverability topics out there.
Watch NowPart 6
March 10
1 PM EST • 30 mins
Warmup isn’t just for new domains – it’s a powerful email strategy for enhancing deliverability, rebuilding reputations, and ensuring seamless platform transitions. But how does it all work? Join us as we bring our Deliverability Drop-In series to a close and explain how to warm up your domain, along with when to apply the process based on your specific goals.
Watch NowPart 7
April 16
1 PM EST • 30 mins
Landing your business domain or IP on an email blacklist can damage your deliverability and sender reputation. But if it happens to you, it's not the end of the road. Join this session to learn how to check for email blacklists, navigate which listings actually matter, and receive step-by-step instructions to remove yourself and recover your reputation.
Watch Now
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Part 9
September 2026
60 mins
Black Friday and Cyber Monday may be months away, but most senders start planning now. In this session, we will walk through how to prepare your email program early to avoid deliverability issues and missed revenue opportunities during peak season. You will learn how to warm up volume, segment strategically, protect your sender reputation, and align your metrics with your revenue goals. We will also cover common BFCM mistakes and how to avoid them before inbox providers increase scrutiny. This webinar will give you a clear roadmap to confidently plan, test, and execute a successful BFCM email strategy.
Add to CalendarYes, each session is free for anyone to attend.
