Setup Guide
A clean list alone won’t
get you to the inbox
You verified your list with QEV. You removed the invalid addresses, separated the catch-all and role addresses, flagged the disposable emails. Your list is clean. But when you hit send, some emails still land in spam. Why?
Because reaching the inbox depends on three things working together — and verification is only one of them.
The three pillars of inbox delivery
Clean List
Real addresses, no disposables, catch-all and role separated. This is what QEV verification gives you (To prevent hitting spam traps, send only to opt-in addresses and re-verify lists every 60-90 days to remove invalid emails).
You have this ✓
Trusted Sender
SPF, DKIM, and DMARC are records in your domain’s settings that prove to mailbox providers (i.e Gmail, Outlook, etc) that emails from your domain are really from you, and not from a spammer pretending to be you.
Healthy Domain
Your domain’s reputation is a trust score built over time by consistent sending, low bounces, and no blacklist hits. Drops when your list goes stale, you send to non-opt-in addresses, or you hit a spam trap.
If any one pillar is broken, the other two can’t save you. A perfectly clean list sent from an unauthenticated domain still goes to spam. A fully authenticated domain sending to an unverified list still gets flagged. All three must work together.
QEV handles pillar 1 — list verification. For pillars 2 and 3, QEV provides free tools to check your status and help you fix problems.
When one pillar breaks
These are real situations QEV users run into. In each case, verification worked perfectly — but emails still failed.
⚠
Clean list + broken DMARC = spam folder
Every address is real, but Gmail can’t confirm the email is actually from you. Result: spam. Check your authentication →
⚠
Clean list + blacklist hit = emails rejected entirely
Your IP landed on Spamhaus from a previous bad send. Now even verified emails bounce. Check your blacklist status →
⚠
Clean list + stale reputation = throttling and low opens
You haven’t sent in months. Gmail doesn’t trust you anymore. Emails trickle into spam or promotions. Check your domain health →
Your next steps
Check Your Authentication
Are SPF, DKIM, and DMARC set up on your domain?
Check for Blacklists
Is your domain or IP on a blocklist?
Check Your Domain Health
Is your sending reputation healthy?
Warmup & Verification
Why you must verify before loading a warming domain
Sender Reputation
The invisible score that decides inbox or spam
Back to Verification Guide
Understand your QEV verification results
Setup Guides
Start with a clean list.
Verification is pillar 1. Upload free — 3,000 emails, no credit card.
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