Zoho Campaigns email service provider (ESP)

According to Live Direct Marketing's daily Tranco top-1M scan (July 13, 2026), Zoho Campaigns is the email service provider (ESP) for 3,199 domains — 0.52% of 617,702 SPF-publishing domains. Detection method: include: mechanisms in the SPF record.

Key facts

Zoho Campaigns is an email marketing platform operated by Zoho Corporation, offering campaign management, audience segmentation, and email delivery services for businesses.

The service appears primarily among smaller and mid-market organisations rather than major enterprises, with notable concentration in the .com ecosystem and frequent deployment alongside Google Workspace environments, indicating its position in the SMB and startup segment of the market.

Where Zoho Campaigns sits in the Tranco ranking

Tranco rank bandDomainsShare of its base
Top 1,00010.0%
Top 10,000200.6%
Top 100,00031910.0%
Top 1,000,0002,46977.2%
Unranked39012.2%

Top-level domain split

TLDDomainsShare
.com1,84557.7%
.org1263.9%
.net662.1%
.co.uk652.0%
.com.br642.0%
.de541.7%
.io541.7%
.com.au421.3%
.in401.3%
.it391.2%

What Zoho Campaigns users also use

Cross-tabulated from the same daily snapshot — the other email services seen on the same 3,199 domains.

TypeServiceDomainsShare of Zoho Campaigns users
MailboxGoogle Workspace1,17336.7%
MailboxMicrosoft 3651,00531.4%
MailboxZoho Mail2186.8%
MailboxSelf-Hosted1835.7%
MailboxUnknown / Other1294.0%
MailboxMimecast682.1%
ESPZoho ZeptoMail81325.4%
ESPAmazon SES41513.0%
ESPSendGrid (Twilio)2979.3%
ESPMailchimp2899.0%

SPF Authentication and Shared Infrastructure

As a shared email delivery platform, Zoho Campaigns uses SPF include mechanisms to authorise mail sent on behalf of its users. Senders relying on Zoho Campaigns must ensure proper SPF alignment and domain authentication to maintain sender reputation, particularly when deploying mail alongside other ESP services or Google Workspace configurations.

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

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Frequently asked questions

Is Zoho Campaigns a priority inbox for testing email deliverability?

Zoho Campaigns is used primarily by smaller and mid-market organisations, making it worth testing if that demographic comprises part of your audience. Enterprise senders can typically deprioritise it in favour of larger-volume platforms.

How many domains use Zoho Campaigns?

3,199 domains in the Tranco top-1M use Zoho Campaigns as their email service provider (ESP) as of July 13, 2026 (0.52% of SPF-publishing domains), according to Live Direct Marketing's daily DNS scan.

Is Zoho Campaigns common enough to affect email deliverability testing?

Zoho Campaigns accounts for 0.52% of SPF-publishing domains 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 Campaigns growing or declining?

Zoho Campaigns has been stable — its share moved +0.01 pp over the last 30 days (as of July 13, 2026).

Which countries or TLDs use Zoho Campaigns most?

Zoho Campaigns's largest TLD is .com (57.7% of its domains); it appears across 192 TLDs in total.

Other email service provider (ESP)s

Amazon SES (6.21%)SendGrid (Twilio) (4.76%)Mailgun (4.11%)Zendesk (3.86%)Mailchimp (3.69%)Mandrill (3.36%)HubSpot (3.18%)Salesforce (2.62%)Mailjet (Sinch) (2.13%)Cloudflare Email Routing (1.80%)