According to Live Direct Marketing's daily Tranco top-1M scan (July 13, 2026), emailsys (artegic, DE) is the email service provider (ESP) for 178 domains — 0.03% of 617,702 SPF-publishing domains. Detection method: include: mechanisms in the SPF record.
emailsys is an email service provider operated by artegic, a German enterprise software company. It provides email delivery, marketing automation, and compliance tools for organisations sending transactional and marketing mail.
In SPF records across the Tranco top-1M, emailsys appears with particular density in German-registered domains and frequently alongside Microsoft 365. Its footprint concentrates in the mid-market and smaller-brand space rather than amongst the internet's largest sites, reflecting both its regional focus and its role as a supplementary delivery path for organisations using multiple email platforms.
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 0 | 0.0% |
| Top 10,000 | 1 | 0.6% |
| Top 100,000 | 15 | 8.4% |
| Top 1,000,000 | 150 | 84.3% |
| Unranked | 12 | 6.7% |
| TLD | Domains | Share | |
|---|---|---|---|
| .de | 114 | 64.0% | |
| .com | 37 | 20.8% | |
| .at | 8 | 4.5% | |
| .nl | 4 | 2.2% | |
| .eu | 3 | 1.7% | |
| .org | 3 | 1.7% | |
| .shop | 2 | 1.1% | |
| .ch | 2 | 1.1% | |
| .co.uk | 1 | 0.6% | |
| .report | 1 | 0.6% |
Cross-tabulated from the same daily snapshot — the other email services seen on the same 178 domains.
| Type | Service | Domains | Share of emailsys (artegic, DE) users |
|---|---|---|---|
| Mailbox | Microsoft 365 | 74 | 41.6% |
| Mailbox | Self-Hosted | 38 | 21.3% |
| Mailbox | Unknown / Other | 17 | 9.6% |
| Mailbox | Hornetsecurity | 10 | 5.6% |
| Mailbox | Google Workspace | 8 | 4.5% |
| Mailbox | Generic / unmatched (mx*.*) | 6 | 3.4% |
| ESP | InterNetX SMTP | 27 | 15.2% |
| ESP | Amazon SES | 16 | 9.0% |
| ESP | Hornetsecurity | 14 | 7.9% |
| ESP | Mailjet (Sinch) | 9 | 5.1% |
emailsys appears in SPF records alongside Microsoft 365 on mid-market domains, particularly in German-speaking regions. This hybrid setup introduces SPF query overhead and requires aligned authentication and bounce handling across both platforms. Mailbox providers recognise emailsys as legitimate infrastructure, but administrators should test delivery paths from both services to ensure consistent reputation and policy compliance.
See the full emailsys (artegic, DE) data page (KPI cards, trend, sample domains) →
emailsys is a legitimate German ESP operated by artegic, used primarily by mid-market organisations in German-speaking regions. It appears frequently in SPF records alongside Microsoft 365, signalling hybrid mail stacks that require aligned authentication and testing across both platforms.
178 domains in the Tranco top-1M use emailsys (artegic, DE) as their email service provider (ESP) as of July 13, 2026 (0.03% of SPF-publishing domains), according to Live Direct Marketing's daily DNS scan.
emailsys (artegic, DE) accounts for 0.03% 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.
emailsys (artegic, DE)'s largest TLD is .de (64.0% of its domains); it appears across 13 TLDs in total.