Warmup exchanges real emails with other inboxes so providers learn to trust yours before you send cold.
Open "More → Warmup" in the sidebar.
Step 1 — "Connect Email" is done once a mailbox is linked.
Step 2 — click "Message" to write the warmup email that goes between inboxes. Keep it human and short.
Save the message. Replies are handled automatically and filed away from your inbox.
Step 3 — click "Settings" to set how many warmup emails go out per day and how fast to ramp.
Start low (1–5 a day) and let it ramp over the first weeks.
Click "Warm Email" to start. Use "Pause" any time.
Check a message for spam triggers
Paste an email to score it for spam words before it goes into a sequence, and see whether your domain is blacklisted.
Set sending limits and data-finder confidence
How many emails go out a day, when, and how sure Artra must be before it uses an email it found.
Check domain health: SPF, DKIM, DMARC and blacklists
The Deliverability dashboard tells you why emails are not landing and what to fix.
The Deliverability dashboard
Delivery likelihood, reputation, factors hurting you, and daily send health.
DNS settings: SPF, DKIM and DMARC
The three records every sending domain needs, and how to check them.
Domain age and data leaks
Two signals spam filters weigh that you cannot change quickly, and what to do about them.