According to Live Direct Marketing's daily Tranco top-1M scan (July 12, 2026), ecbeing is the SaaS sender for 342 domains — 0.06% of 617,244 SPF-publishing domains. Detection method: include: mechanisms in the SPF record.
ecbeing is a Japanese email service provider that allows organisations to send transactional and marketing email on behalf of their domains. It integrates with sender authentication via SPF include mechanisms, enabling mail relay whilst preserving the sender's domain identity.
ecbeing's infrastructure presence is concentrated in the long tail of websites — smaller and mid-market sites rather than the largest brands — and is geographically skewed toward Japanese domains, particularly those with .co.jp TLDs. For email practitioners auditing authentication or testing deliverability, finding ecbeing in an SPF record typically indicates a smaller, regionally-focused sender, rather than an enterprise platform or global brand.
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 0 | 0.0% |
| Top 10,000 | 0 | 0.0% |
| Top 100,000 | 51 | 14.9% |
| Top 1,000,000 | 277 | 81.0% |
| Unranked | 14 | 4.1% |
| TLD | Domains | Share | |
|---|---|---|---|
| .co.jp | 151 | 44.2% | |
| .jp | 95 | 27.8% | |
| .com | 82 | 24.0% | |
| .net | 8 | 2.3% | |
| .ne.jp | 2 | 0.6% | |
| .coop | 1 | 0.3% | |
| .shop | 1 | 0.3% | |
| .tw | 1 | 0.3% | |
| .or.jp | 1 | 0.3% |
Cross-tabulated from the same daily snapshot — the other email services seen on the same 342 domains.
| Type | Service | Domains | Share of ecbeing users |
|---|---|---|---|
| Mailbox | Unknown / Other | 74 | 21.6% |
| Mailbox | Microsoft 365 | 65 | 19.0% |
| Mailbox | Google Workspace | 56 | 16.4% |
| Mailbox | Self-Hosted | 49 | 14.3% |
| Mailbox | SecureMX (JP) | 28 | 8.2% |
| Mailbox | Proofpoint | 9 | 2.6% |
ecbeing's footprint as a long-tail, regionally-concentrated email platform makes it a useful indicator when auditing email authentication across diverse sender types. Its concentration in Japanese domains, particularly .co.jp, and its absence from the largest global brands mean that encountering ecbeing in SPF records reliably signals a sender focused on regional rather than global markets. This geographical and market-segment clustering provides valuable context for understanding email infrastructure diversity and planning deliverability testing strategies.
See the full ecbeing data page (KPI cards, trend, sample domains) →
ecbeing is a Japanese email service provider used primarily by smaller and mid-market organisations to send email. If it appears in a domain's SPF record, that domain has authorised ecbeing to send mail on its behalf — this is not a misconfiguration or security concern, but simply the sender's choice of email platform.
342 domains in the Tranco top-1M use ecbeing as their SaaS sender as of July 12, 2026 (0.06% of SPF-publishing domains), according to Live Direct Marketing's daily DNS scan.
ecbeing accounts for 0.06% 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.
ecbeing's largest TLD is .co.jp (44.2% of its domains); it appears across 9 TLDs in total.