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Deliverability

Deliverability guides and product notes — no filler.

Illustration of a Google Postmaster Tools dashboard: a spam-rate line chart creeping toward a dashed red 0.3% threshold, a High domain-reputation badge, and SPF, DKIM, and DMARC pass rates.
DeliverabilityMay 31, 2026

Google Postmaster Tools: read what Gmail really thinks

Google Postmaster Tools is Gmail's free sender dashboard. Verify your domain, read every metric, and act on spam rate and reputation.

A Microsoft SNDS data panel showing three sending IPs with green, yellow, and red filter results.
DeliverabilityMay 30, 2026

Microsoft SNDS and JMRP: measuring your Outlook reputation

Microsoft SNDS and JMRP show your per-IP volume, complaint rate, spam-trap hits, and green/yellow/red filter result for Outlook.com mail.

Seed panel listing per-provider placement results: Gmail inbox, Outlook spam, Yahoo inbox, corporate missing.
DeliverabilityMay 29, 2026

Inbox placement testing: what seed tests really prove

A seed test previews where your campaign lands across Gmail, Outlook and Yahoo — inbox, spam, or missing. What it measures and its limits.

Cloudflare DNS editor adding a TXT record, with the Name field mapped to @ for SPF, a selector for DKIM, and _dmarc for DMARC.
DeliverabilityMay 28, 2026

How to set up SPF, DKIM, and DMARC in Cloudflare

Set up SPF, DKIM, and DMARC in Cloudflare DNS: where to add each TXT record, what to enter in the Name field, and how to verify it works.

A GoDaddy 'Add new record' DNS form showing a TXT record with @ in the Name field, above pills for the three Name-field values: @ for root, _dmarc, and selector._domainkey.
DeliverabilityMay 27, 2026

Set up SPF, DKIM, and DMARC in GoDaddy

Add SPF, DKIM, and DMARC records in GoDaddy DNS: find the editor, use the @ Name-field convention, then verify. Step-by-step 2026 guide.

A Namecheap Advanced DNS 'Add New Record' panel showing three TXT rows — Host @ for a blue SPF value, _dmarc for an amber DMARC value, and selector._domainkey for a green DKIM value.
DeliverabilityMay 26, 2026

How to set up SPF, DKIM, and DMARC in Namecheap

Set up SPF, DKIM, and DMARC in Namecheap: where each TXT record goes in Advanced DNS and what to type in the Host field for @, _dmarc, and DKIM.

Route 53 create-record form adding a TXT record named _dmarc with a quoted DMARC value and a validity check
DeliverabilityMay 25, 2026

Set up SPF, DKIM, and DMARC in AWS Route 53

Publish SPF, DKIM, and DMARC as TXT records in AWS Route 53 — where to add each record, the fully-qualified naming, and the 255-character DKIM split.

A Squarespace DNS Settings table with Host, Type, and Data columns showing TXT records at @, s1._domainkey, and a highlighted _dmarc row with a green check, above a blue Add Record button.
DeliverabilityMay 24, 2026

How to set up SPF, DKIM, and DMARC in Squarespace

Set up SPF, DKIM, and DMARC in Squarespace Domains: where the DNS editor lives and what to enter in the Host field for each TXT record.

Wix DNS records editor showing three TXT rows being added — SPF at host @, DKIM at a selector._domainkey host, and DMARC at _dmarc — above an Add Record button.
DeliverabilityMay 23, 2026

How to set up SPF, DKIM, and DMARC in Wix

Set up SPF, DKIM, and DMARC in Wix: where the DNS editor lives, what to enter for @, _dmarc, and your DKIM selector, plus the pointed-domain trap.

A sender reputation meter with the marker in the good, green zone
DeliverabilityMay 23, 2026

Email sender reputation explained

Sender reputation is the score providers keep on you — the variable behind inbox vs spam. What moves it, how to check it, and how to protect and repair it.

A Bluehost DNS zone editor form adding a TXT record, with the type set to TXT, the host set to _dmarc, and a v=DMARC1 p=none value, beside notes that @ maps to SPF and _domainkey to DKIM.
DeliverabilityMay 22, 2026

How to set up SPF, DKIM, and DMARC in Bluehost

Set up SPF, DKIM, and DMARC in Bluehost: find the DNS editor, add each TXT record with the right host, and merge SPF instead of a duplicate.

Hostinger hPanel DNS editor with three TXT rows being added — an SPF record at name @, a DMARC record at _dmarc, and a DKIM record at s1._domainkey — above a blue Add record button.
DeliverabilityMay 21, 2026

How to set up SPF, DKIM, and DMARC in Hostinger

Set up SPF, DKIM, and DMARC in Hostinger's hPanel DNS editor: where each TXT record goes, what to enter in the Name field, and how to verify it.