16 years in email · working with deliverability since 2010

Your emails exist to reach the inbox.
We make sure they do.

SPF, DKIM, and DMARC set up correctly. Blacklists cleared. Domains and IPs warmed properly. Inbox placement diagnosed down to the actual cause, not a guess. This is the service EmailWonderland was named for.

What we fix

The five things that break inbox placement

Almost every deliverability problem traces back to one of these. We check all five before touching anything.

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Authentication: SPF, DKIM, DMARC, BIMI

Missing records, syntax errors, SPF lookups over the 10-DNS-lookup limit, DKIM keys that don't match what's published, DMARC policies set to none when they should enforce. We find and fix every gap.

SPFDKIMDMARCBIMI
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Blacklist & blocklist removal

Spamhaus, Barracuda, SpamCop, and over a hundred smaller lists each have their own listing triggers and delisting process. We identify which list, why, and run the correct removal process.

SpamhausBarracudaSpamCop
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Domain & IP warming

New domains and new IPs have no reputation, and mailbox providers throttle or bulk-folder unproven senders. We build a sending volume ramp that builds reputation instead of triggering spam filters.

Ramp plansReputation
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Inbox placement diagnosis

"It's going to spam" has a dozen different root causes: content filters, engagement signals, list hygiene, authentication gaps, sender reputation. We test placement across providers and trace it to the actual cause.

GmailOutlookYahoo
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ESP migration & platform audits

Moving sending platforms resets some reputation signals and carries others over incorrectly if done wrong. We plan migrations so your sender reputation survives the move.

Migration planningPlatform audits
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Ongoing monitoring

Deliverability isn't a one-time fix. We set up monitoring on your authentication records, blacklist status, and reputation signals so a new problem gets caught in days, not discovered three months later in a revenue report.

MonitoringAlerts
How engagements work

Three ways to work together

Quick Audit

For a specific, known problem
  • Full SPF, DKIM, DMARC, BIMI review
  • Blacklist check across major lists
  • Written findings, ranked by impact
  • One call to walk through the fix

Full Deliverability Overhaul

For "we don't know why this is broken"
  • Everything in the Quick Audit
  • Google Postmaster Tools & SNDS setup and review
  • Engagement and list hygiene analysis
  • Domain/IP warming plan if needed
  • Implementation support, not just a report

Ongoing Monitoring

For teams sending real volume
  • Monthly reputation & authentication checks
  • Blacklist monitoring with alerts
  • Direct line for anything that breaks
  • Quarterly review call

Every engagement is quoted after a short call, once we know your volume and current setup. No percentage-of-revenue pricing, no per-email fees.

Check it yourself

Free tools we use

You don't need to hire anyone to run a first check. These are free, require no account for a single lookup, and are the same tools we use on client domains.

A longer breakdown of each tool, what it's good for, and when a free check isn't enough: Free Email Deliverability Tools We Use →

Questions

Deliverability FAQ

We check your SPF, DKIM, and DMARC records for errors and gaps, review your sending IP and domain reputation in Google Postmaster Tools and Microsoft SNDS where available, check every major blacklist, and look at your actual engagement numbers: opens, bounces, and spam complaints. You get a written list of what's broken, ranked by how much it's costing you, not a generic report.

We can identify which list flagged you, why, and run the correct delisting process for that list, which varies: some auto-expire, some need a delisting request, some need proof the underlying issue is fixed first. We fix the underlying cause before requesting delisting, since a list that relists you within days wastes everyone's time.

For DNS changes (SPF, DKIM, DMARC, BIMI records), yes, either direct access or a list of exact records to hand to whoever manages your DNS. For ESP-side issues (IP warming, list hygiene, send reputation), we need read access to your sending platform's analytics, not full account control.

An ESP delivers the message to the receiving server. What happens after that, whether it lands in the inbox, promotions, or spam, depends on your domain's authentication, your sending history, and your list quality, none of which your ESP controls or is responsible for fixing. That's the part we work on.

A standalone audit is a fixed fee, quoted after a short call once we know your volume and current setup. Ongoing monitoring is a monthly retainer. There's no percentage-of-revenue or per-email pricing. You know the number before anything starts.

DNS record fixes (SPF, DKIM, DMARC) take effect within hours once the records propagate. Blacklist delisting ranges from instant to a few days depending on the list. Reputation recovery from a damaged sending history takes longer, typically two to six weeks of clean sending, because reputation is earned back gradually, not reset by a support ticket.

The diagnostic work (DNS, blacklists, authentication, reputation) is platform-agnostic. We've worked across the major ESPs and marketing platforms, and custom-built sending infrastructure. If your platform exposes the data we need to diagnose the problem, we can work with it.

Some problems are structural, like a domain with years of bad sending history that a receiving provider has permanently deprioritized. In that case the honest answer is a fresh sending domain with a proper warming plan, and we'll say so directly instead of billing you for a fix that won't hold.

Book a call

Tell us what's broken

Give us the symptom and the basics. We'll reply with a time, and come to the call already knowing roughly where to look.

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denis@emailwonderland.net
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Remote — working with clients worldwide