Zoho Mail mailbox provider

According to Live Direct Marketing's daily Tranco top-1M scan (July 12, 2026), Zoho Mail is the mailbox provider for 6,805 domains — 1.03% of 658,108 domains with MX records. Detection method: primary MX record (lowest preference).

Key facts

Zoho Mail is a mailbox provider operated by Zoho Corporation. It offers hosted email services to small and mid-market organisations seeking a business email platform beyond mainstream consumer offerings.

Across the Tranco top-1M, Zoho Mail appears predominantly in the long tail of websites—smaller domains and niche sectors rather than the largest brands. The distribution concentrates in the .com space and shows a global footprint with US emphasis. For senders and infrastructure teams, this pattern means Zoho Mail merits testing if your recipient base includes SMBs or vertical niches, particularly when deployed alongside Amazon SES, a common architectural pairing.

Where Zoho Mail sits in the Tranco ranking

Tranco rank bandDomainsShare of its base
Top 1,00020.0%
Top 10,000450.7%
Top 100,0005438.0%
Top 1,000,0004,87371.6%
Unranked1,34219.7%

Top-level domain split

TLDDomainsShare
.com3,80755.9%
.com.br3495.1%
.net3124.6%
.org2213.2%
.io1382.0%
.in1171.7%
.co881.3%
.com.ar701.0%
.ai681.0%
.vn651.0%

What Zoho Mail users also use

Cross-tabulated from the same daily snapshot — the other email services seen on the same 6,805 domains.

TypeServiceDomainsShare of Zoho Mail users
ESPAmazon SES3975.8%
ESPMailgun3024.4%
ESPZoho Campaigns2103.1%
ESPZeptoMail (Zoho)1982.9%
ESPSendGrid (Twilio)1812.7%
ESPMailerSend1291.9%
ESPMailchimp1181.7%
ESPMandrill1061.6%
ESPZoho ZeptoMail1051.5%
ESPBrevo (ex-Sendinblue)1051.5%

Strict authentication enforcement at Zoho Mail

Zoho Mail enforces DMARC, SPF, and DKIM validation by default. Senders with weak or misconfigured authentication records frequently face filtering, junking, or outright rejection. Because Zoho Mail's user base consists primarily of business accounts rather than consumer users, authentication failures have a material impact on deliverability. Correct SPF configuration and domain key signing are essential when targeting Zoho Mail recipients.

See the full Zoho Mail data page (KPI cards, trend, sample domains) →

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Frequently asked questions

Should I test my email deliverability against Zoho Mail?

If your recipient base includes small-to-medium-sized businesses or skews toward .com domains, testing Zoho Mail is worthwhile. Zoho's strict authentication stance often exposes SPF or DKIM misalignment that would degrade mail flow elsewhere.

How many domains use Zoho Mail?

6,805 domains in the Tranco top-1M use Zoho Mail as their mailbox provider as of July 12, 2026 (1.03% of domains with MX records), according to Live Direct Marketing's daily DNS scan.

Is Zoho Mail common enough to affect email deliverability testing?

Zoho Mail accounts for 1.03% 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 growing or declining?

Zoho Mail is growing — its share moved +0.02 pp over the last 30 days (as of July 12, 2026).

Which countries or TLDs use Zoho Mail most?

Zoho Mail's largest TLD is .com (55.9% of its domains); it appears across 274 TLDs in total.

Other mailbox providers

Self-Hosted (22.43%)Google Workspace (21.78%)Microsoft 365 (16.73%)Unknown / Other (7.76%)Generic / unmatched (mx*.*) (2.77%)Proofpoint (1.90%)Generic / unmatched (mail.*) (1.75%)Yandex 360 (1.64%)Cloudflare Email Routing (1.59%)Mimecast (1.52%)