Delivery Recovery & Observability
Why Storing a Failed Message Can Save a Customer Relationship
email forwarding message recovery: one MX set, leftover hosts gone, Gmail or Outlook as the store.
email forwarding message recovery
Read the guideMailerZ Blog
Domain email guides you can operate.
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Developer & Website SMTP
How to Diagnose WordPress 'Could Not Authenticate' SMTP Errors
AUTH failed is credentials or plan, not a Gmail tab. Free cannot send-as.
wordpress smtp authentication error
Read the guideCatch-all & Routing
How to Route support@ to a Team and Keep the Address Stable
support@ is a contract. Point it at the queue the team already opens. Hold unknowns. Move people, not the footer.
route support email to team
Read the guideCost & Workspace Alternatives
Google Workspace Pricing vs Forwarding + SMTP for Small Teams
Price Workspace from Google’s page. Price MailerZ from aliases and send limits. Publish one MX set and prove inbound before you mix leftover Google records.
google workspace pricing alternative
Read the guideSPF DKIM DMARC SRS ARC
Why Rewriting the Visible From Address Can Break DKIM and DMARC
DMARC aligns to Header From. Change it and the author’s signature no longer counts. Do not call that SRS.
rewrite from breaks dkim dmarc
Read the guideCompetitor Comparisons
MailerZ vs Migadu: Forwarding + SMTP vs Mail Hosting
Forwarding keeps the inbox you trust. Migadu stores mailboxes. Pick the store, then publish exclusive MX.
mailerz vs migadu
Read the guideDNS Provider Guides
GoDaddy MX Record Setup: Common Mistakes to Avoid
One MX owner. Delete leftovers. Blank or @, not both vendors. Probe.
godaddy mx record setup
Read the guideSecurity & Abuse
Custom Domain Email Threat Model: DNS Hijack, Credential Theft and Abuse
If they own NS they own inbound. Leftover MX is self-hijack.
custom domain email threat model
Read the guideDNS Provider Guides
Namecheap MX Records: How to Avoid Mixed Email Providers
One MX family. Mixed providers are leftover MX, not a hybrid.
namecheap mx records
Read the guideAgency & Multi-domain
How to Build a Reversible Email Migration Process for Agencies
Save the exclusive set. Cut one owner. Rollback is republish, not both MX live.
agency email migration process
Read the guideDelivery Recovery & Observability
How to Read Delivery Hops From Sender to Destination
A hop is a Received line plus a store row. If either is missing, name which.
email delivery hop logs
Read the guideDeliverability & Spam
Gmail Spam Filters and Forwarded Mail: What You Can and Cannot Control
gmail forwarded mail spam filter: one MX set, leftover hosts gone, Gmail or Outlook as the store.
gmail forwarded mail spam filter
Read the guideDeveloper & Website SMTP
SMTP for Contact Forms: What Developers Need to Configure
smtp contact form setup: one MX set, leftover hosts gone, Gmail or Outlook as the store.
smtp contact form setup
Read the guideCatch-all & Routing
Why Catch-All Forwarding Can Become a Spam Cannon
Unknown FORWARD dumps harvested names into one inbox. Hold unknown. Time-box any audit. Leave the destination mailbox MX alone.
catch all forwarding spam
Read the guidePersonal Domains
How to Move Your Identity Away From a Gmail Address Without Leaving Gmail
Change the public string. Keep the search box. Exclusive MX. Fade the portals.
move email identity from gmail custom domain
Read the guideCost & Workspace Alternatives
Cheapest Way to Use a Business Email Address With Gmail
Keep Gmail as the store. Prove inbound on Free. Pay $40 a year only when replies must show the domain. Do not buy a suite seat for a stamp.
cheapest business email with gmail
Read the guideDNS & MX
Null MX Explained: Why Your Domain Rejects All Email
A lone dot in MX means senders must not deliver. Empty history is expected. Remove it to receive.
null mx record
Read the guideEmail Aliases
Custom Domain Email Alias: How It Works Without Another Inbox
One store. Many names. MX plus a map. Not another mailbox product.
custom domain email alias
Read the guideSecurity & Abuse
SPF, DKIM and DMARC Are Not Encryption: Security Boundaries Explained
Auth is not confidentiality. TLS is a hop. Header From stays. Not HIPAA.
spf dkim dmarc not encryption
Read the guideCustom Domain + Gmail
How to Receive hello@yourdomain.com in a Free Gmail Account
hello@ is a printed name. Map it to Gmail. Cut leftover MX. Probe from another mailbox. Do not buy a suite seat for one string.
receive custom domain email in gmail
Read the guideSPF DKIM DMARC SRS ARC
ARC Explained: How Forwarders Preserve Authentication Evidence
ARC records what a hop saw. Destinations may ignore it. MailerZ still does not rewrite Header From.
arc email forwarding
Read the guideCompetitor Comparisons
MailerZ vs Cloudflare Email Routing: Free Routing vs Full Delivery Visibility
Stay on Cloudflare routing for inbound-only in that DNS. Move to MailerZ when you need history, a recovery window, or SMTP on the same layer.
mailerz vs cloudflare email routing
Read the guideDNS Provider Guides
How to Set Up Custom Domain Email in GoDaddy DNS
NS first. Exclusive MX. Leftovers gone. Unique-subject probe.
custom domain email godaddy dns
Read the guideMigrations
How Long Should You Keep the Old Email Provider After Cutover?
Keep the login. Delete the MX. Close on the TTL, not on a quarter of leftover billing.
keep old email provider after migration
Read the guideDNS & MX
How to Roll Back an MX Migration Safely
Exclusive old screenshot. Delete the new set. Dual MX is how the failed cut started.
mx rollback plan
Read the guide
