Zoho Mail (EU) mailbox provider
According to Live Direct Marketing's daily Tranco top-1M scan (September 13, 2026), Zoho Mail (EU) is the mailbox provider for 1,910 domains — 0.29% of 664,797 domains with MX records. Detection method: primary MX record (lowest preference).
Key facts
- 1,910 domains in the Tranco top-1M use Zoho Mail (EU) (0.29% of domains with MX records).
- Snapshot date: 2026-09-13 — recomputed every day.
- 30-day share change: +0.01 pp.
- Strongest TLD: .com (41.5% of its domains).
- Region skew: Global / US-skewed.
- Most co-used service: Zoho Mail EU (sender).
- Directory category: mailbox provider.
Why Zoho Mail (EU) appears in this category
Zoho EU data residency variant.
We classify it as a mailbox provider 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.
Zoho Mail (EU) is Zoho Corporation's European-hosted email service, providing business email to smaller organisations across international domains, particularly .com. It operates as a cloud-hosted mailbox provider with a dispersed global customer base rather than any single dominant market segment.
For email senders and administrators, Zoho Mail (EU)'s presence in the long tail of providers—internationally scattered but never among the largest—means it merits inclusion in deliverability testing and monitoring, particularly if your recipient base encompasses small-to-mid-market or internationally distributed businesses. Understanding its infrastructure and filtering practices helps predict inbox placement for mail destined to Zoho Mail (EU) accounts.
Where Zoho Mail (EU) sits in the Tranco ranking
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 1 | 0.1% |
| Top 10,000 | 12 | 0.6% |
| Top 100,000 | 151 | 7.9% |
| Top 1,000,000 | 1,700 | 89.0% |
| Unranked | 46 | 2.4% |
Top-level domain split
| TLD | Domains | Share | |
|---|---|---|---|
| .com | 793 | 41.5% | |
| .net | 109 | 5.7% | |
| .gr | 66 | 3.5% | |
| .org | 64 | 3.4% | |
| .co.uk | 52 | 2.7% | |
| .ua | 49 | 2.6% | |
| .ro | 46 | 2.4% | |
| .com.ua | 46 | 2.4% | |
| .io | 43 | 2.3% | |
| .eu | 36 | 1.9% |
What Zoho Mail (EU) users also use
Cross-tabulated from the same daily snapshot — the other email services seen on the same 1,910 domains.
| Type | Service | Domains | Share of Zoho Mail (EU) users |
|---|---|---|---|
| ESP | Zoho Mail EU (sender) | 800 | 41.9% |
| ESP | Amazon SES | 79 | 4.1% |
| ESP | Mailgun | 68 | 3.6% |
| ESP | Mailjet (Sinch) | 64 | 3.4% |
| ESP | Zoho Campaigns | 53 | 2.8% |
| ESP | Brevo (ex-Sendinblue) | 44 | 2.3% |
| ESP | SendPulse | 38 | 2.0% |
| ESP | MailerLite | 37 | 1.9% |
| ESP | SendGrid (Twilio) | 36 | 1.9% |
| ESP | Mailchimp | 27 | 1.4% |
Zoho-to-Zoho mail flows and authentication requirements
A significant proportion of mail delivered to Zoho Mail (EU) inboxes originates from other Zoho Mail (EU) senders, creating a vertical ecosystem where both sender and receiver operate within Zoho's infrastructure. This integration means DKIM, SPF, and DMARC validation occurs entirely within Zoho's systems, and proper authentication configuration at the tenant level becomes critical to avoiding filtering or rejection. Deliverability engineers should verify that DKIM keys are correctly provisioned and SPF records accurately aligned for outbound mail from Zoho Mail (EU) accounts, as misalignment can disproportionately affect inbound mail routing and filtering within the Zoho ecosystem.
See the full Zoho Mail (EU) data page (KPI cards, trend, sample domains) →
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Frequently asked questions
Should I test email deliverability against Zoho Mail (EU)?
If your recipient base includes smaller or internationally dispersed businesses, or if you send broadly to .com domains, Zoho Mail (EU) mailboxes are worth including in a representative test set. It is not as ubiquitous as Gmail or Outlook, but its prevalence in the long tail makes it a practical benchmark for non-enterprise audience segments.
How many domains use Zoho Mail (EU)?
1,910 domains in the Tranco top-1M use Zoho Mail (EU) as their mailbox provider as of September 13, 2026 (0.29% of domains with MX records), according to Live Direct Marketing's daily DNS scan.
Is Zoho Mail (EU) common enough to affect email deliverability testing?
Zoho Mail (EU) accounts for 0.29% 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.
Is Zoho Mail (EU) growing or declining?
Zoho Mail (EU) has been stable — its share moved +0.01 pp over the last 30 days (as of September 13, 2026).
Which countries or TLDs use Zoho Mail (EU) most?
Zoho Mail (EU)'s largest TLD is .com (41.5% of its domains); it appears across 155 TLDs in total.