According to Live Direct Marketing's daily Tranco top-1M scan (July 13, 2026), Emma is the email service provider (ESP) for 699 domains — 0.11% of 617,702 SPF-publishing domains. Detection method: include: mechanisms in the SPF record.
Emma is an email service provider (ESP) that handles marketing and transactional email campaigns for organisations of various sizes. It operates as a cloud-based platform providing message delivery, automation, and analytics infrastructure.
Emma's footprint in global email infrastructure is concentrated among smaller and mid-market websites, predominantly within the .com domain, and frequently appears in environments also using Microsoft 365. For email professionals and mail handlers, recognising Emma in sender authentication records contributes to comprehensive understanding of email infrastructure and sender authentication patterns.
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 1 | 0.1% |
| Top 10,000 | 8 | 1.1% |
| Top 100,000 | 93 | 13.3% |
| Top 1,000,000 | 554 | 79.3% |
| Unranked | 43 | 6.2% |
| TLD | Domains | Share | |
|---|---|---|---|
| .com | 338 | 48.4% | |
| .org | 176 | 25.2% | |
| .edu | 124 | 17.7% | |
| .net | 27 | 3.9% | |
| .gov | 14 | 2.0% | |
| .us | 3 | 0.4% | |
| .co.uk | 2 | 0.3% | |
| .com.au | 2 | 0.3% | |
| .ca | 2 | 0.3% | |
| .th | 1 | 0.1% |
Cross-tabulated from the same daily snapshot — the other email services seen on the same 699 domains.
| Type | Service | Domains | Share of Emma users |
|---|---|---|---|
| Mailbox | Microsoft 365 | 336 | 48.1% |
| Mailbox | Google Workspace | 129 | 18.5% |
| Mailbox | Proofpoint | 41 | 5.9% |
| Mailbox | Mimecast | 41 | 5.9% |
| Mailbox | Barracuda | 35 | 5.0% |
| Mailbox | Unknown / Other | 34 | 4.9% |
| ESP | SendGrid (Twilio) | 103 | 14.7% |
| ESP | Salesforce | 102 | 14.6% |
| ESP | Amazon SES | 85 | 12.2% |
| ESP | Mailchimp | 57 | 8.2% |
Organisations using Emma include the platform's SPF mechanisms in their sender policy records to authorise outbound email transmission. Mail handlers and filtering systems recognise these authorisation patterns during standard authentication assessment. Understanding Emma's role in SPF records is useful for deliverability professionals investigating sender authentication setup, troubleshooting authentication issues, or analysing the email infrastructure landscape of organisations using the platform.
See the full Emma data page (KPI cards, trend, sample domains) →
Emma is an email service provider that enables organisations to send marketing and transactional campaigns. It appears in sender SPF records as an authorised sending platform and is recognised by mail handlers as part of standard email authentication practices.
699 domains in the Tranco top-1M use Emma as their email service provider (ESP) as of July 13, 2026 (0.11% of SPF-publishing domains), according to Live Direct Marketing's daily DNS scan.
Emma accounts for 0.11% 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.
Emma's largest TLD is .com (48.4% of its domains); it appears across 20 TLDs in total.