Short answer
Authenticated mail. Both expect SPF and DKIM to pass, a DMARC record to exist, and an easy way to unsubscribe from bulk messages. Mail failing those checks is increasingly rejected rather than just filtered.
This is a general web-hosting explanation, not specific to Traxio.
Learn more
- Getting email delivered to Gmail and OutlookWhat Gmail, Yahoo and Microsoft require from senders, which rules apply to a small business, and how to meet them on Traxio.
- SPF, DKIM and DMARC explainedWhat SPF, DKIM and DMARC each do, how they work together, and the order to set them up so your email reaches inboxes.
- How to set up a DMARC recordPublish a DMARC record for your domain: a safe starting policy, what each tag means, reading reports and moving towards quarantine or reject.
Step-by-step
- Set up SPF, DKIM and DMARCIntermediate · 30 min · 8 steps
All email deliverability questions · All questions and answers