BeSender email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 14, 2026), BeSender is the email service provider (ESP) for 147 domains — 0.02% of 637,677 SPF-publishing domains. Its strongest TLD is .jp (32.7% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-09-14 DNS snapshot.
What BeSender represents in this dataset
BeSender — Japanese email marketing service.
Directory category: Esp. The classification comes from include: mechanisms in the SPF record. It describes observed DNS infrastructure, not a commercial relationship and not the placement of any individual message.
What the 2026-09-14 snapshot shows about BeSender
Across 15 distinct TLDs its top three are .jp (32.7%), .co.jp (27.2%), .com (23.8%) — together 83.7% of the 147 domains, which makes the footprint narrow — three TLDs cover most of it, which is typical of a regional or single-market operator. The service most often observed on the same domains is Self-Hosted (Mailbox, 42 domains, 28.6% of them), followed by Microsoft 365 (19.7%). Directly comparable by the same detection rule: Amazon SES, SendGrid (Twilio), Mailgun. Ranking between them reflects what is published in DNS, not delivery quality or volume sent. All figures come from a single daily DNS snapshot (2026-09-14); a domain appears here when its published records match the include: mechanisms in the SPF record rule, which is an infrastructure fact, not a commercial relationship.
Commonly used together with BeSender
What else the same 147 domains use — cross-tabulated from the same daily snapshot (2026-09-14).
| Type | Service | Domains | Share of BeSender users |
|---|---|---|---|
| Mailbox | Self-Hosted | 42 | 28.6% |
| Mailbox | Microsoft 365 | 29 | 19.7% |
| Mailbox | Google Workspace | 25 | 17.0% |
| Mailbox | Unknown / Other | 16 | 10.9% |
| Mailbox | SecureMX (JP) | 10 | 6.8% |
| Mailbox | Kagoya (JP) | 4 | 2.7% |
| ESP | Amazon SES | 16 | 10.9% |
| ESP | BizMatrix | 10 | 6.8% |
| ESP | Repica WebCAS | 8 | 5.4% |
| ESP | SecureMX | 8 | 5.4% |
TLD distribution (top 15 of 15)
Frequently asked questions
How many domains use BeSender?
147 domains in the Tranco top-1M use BeSender as their email service provider (ESP) as of September 14, 2026, according to Live Direct Marketing's daily DNS scan.
What is BeSender's market share?
BeSender holds 0.02% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-09-14). The number is recomputed every day.
What are the biggest alternatives to BeSender?
The largest email service provider (ESP)s in the same category by Tranco top-1M share are: Amazon SES, SendGrid (Twilio), Mailgun, Zendesk, Mailchimp (as of 2026-09-14).
Largest email service provider (ESP)s in this category
Amazon SES (6.16%) · SendGrid (Twilio) (4.62%) · Mailgun (4.00%) · Zendesk (3.75%) · Mailchimp (3.57%) · Mandrill (3.24%) · HubSpot (3.11%) · Salesforce (2.54%) · Mailjet (Sinch) (2.12%) · Cloudflare Email Routing (1.95%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 147 domains.