DonDominio (ES) mailbox provider

According to Live Direct Marketing's daily Tranco top-1M scan (September 12, 2026), DonDominio (ES) is the mailbox provider for 159 domains — 0.02% of 665,310 domains with MX records. Detection method: primary MX record (lowest preference).

Key facts

Why DonDominio (ES) appears in this category

Spanish registrar+hosting (parent: SoluCorp).

We classify it as a hosting mail bundle from primary MX record (lowest preference) matching a maintained provider rule. This is infrastructure attribution from public DNS, not evidence of a direct contract or exclusive use.

DonDominio is a Spanish hosting provider and domain registrar that bundles mailbox services with domain registration and shared web hosting. The company operates the email infrastructure for websites registered and hosted through its platform.

DonDominio's mailbox footprint clusters in the long tail of smaller and mid-market websites rather than the largest global brands, concentrates in the .com namespace, and skews slightly towards the United States in geographic distribution. For senders and email infrastructure operators, this distribution pattern is material: testing against DonDominio reveals how messages will perform against shared-hosting customers, many of whom lack advanced email infrastructure or dedicated authentication controls.

Where DonDominio (ES) sits in the Tranco ranking

Tranco rank bandDomainsShare of its base
Top 1,00000.0%
Top 10,00010.6%
Top 100,00063.8%
Top 1,000,00014691.8%
Unranked63.8%

Top-level domain split

TLDDomainsShare
.com10968.6%
.es2616.4%
.net42.5%
.eu31.9%
.info21.3%
.it21.3%
.org21.3%
.cloud10.6%
.cl10.6%
.mx10.6%

What DonDominio (ES) users also use

Cross-tabulated from the same daily snapshot — the other email services seen on the same 159 domains.

TypeServiceDomainsShare of DonDominio (ES) users
ESPMailjet (Sinch)63.8%
ESPAmazon SES63.8%
ESPMailerLite53.1%
ESPMailchimp31.9%
ESPIPzMarketing31.9%
ESPBrevo (ex-Sendinblue)21.3%
ESPSALESmanago (PL)21.3%
ESPPostmark10.6%
ESPZoho Mail 36010.6%
ESPZoho ZeptoMail10.6%

Shared Hosting Infrastructure and Authentication Assumptions

DonDominio's bundled service model—domain, web hosting, and email together—attracts customers who may not implement DMARC, maintain SPF records, or operate a separate email service provider. Senders should account for this when testing: inbound filtering through DonDominio may be less stringent than enterprise-grade mailbox providers, and recipients on the platform are less likely to have deployed sophisticated email configuration.

See the full DonDominio (ES) data page (KPI cards, trend, sample domains) →

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Frequently asked questions

Should I test email deliverability against DonDominio?

If your recipient list includes smaller websites or regional businesses hosted on DonDominio—particularly in the .com space—testing against it is worthwhile. Its shared-hosting customer base and email infrastructure differ markedly from larger, more specialised mailbox providers.

How many domains use DonDominio (ES)?

159 domains in the Tranco top-1M use DonDominio (ES) as their mailbox provider as of September 12, 2026 (0.02% of domains with MX records), according to Live Direct Marketing's daily DNS scan.

Is DonDominio (ES) common enough to affect email deliverability testing?

DonDominio (ES) accounts for 0.02% of domains with MX records in the top 1M. Whether you should seed a test mailbox there depends on how much of your audience it represents — the co-usage table above shows the services it appears alongside most.

Which countries or TLDs use DonDominio (ES) most?

DonDominio (ES)'s largest TLD is .com (68.6% of its domains); it appears across 18 TLDs in total.

Other mailbox providers

Self-Hosted (22.39%)Google Workspace (21.66%)Microsoft 365 (16.96%)Unknown / Other (6.60%)Generic / unmatched (mx*.*) (2.54%)Generic / unmatched (mail.*) (1.94%)Proofpoint (1.88%)Cloudflare Email Routing (1.75%)Yandex 360 (1.61%)Mimecast (1.46%)