Cuenote email provider statistics and deliverability context
← Email Stats homeesp
According to Live Direct Marketing's daily Tranco top-1M scan (September 13, 2026), Cuenote is the email service provider (ESP) for 481 domains — 0.08% of 628,913 SPF-publishing domains. Its strongest TLD is .com (36.6% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-09-13 DNS snapshot.
What Cuenote represents in this dataset
Cuenote (Toban) — Japanese email marketing platform.
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 2026-09-13 snapshot shows about Cuenote
Across 47 distinct TLDs its top three are .com (36.6%), .co.jp (18.7%), .jp (16.6%) — together 71.9% of the 481 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 Microsoft 365 (Mailbox, 187 domains, 38.9% of them), followed by Google Workspace (13.7%). 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 (2026-09-13); 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 Cuenote
What else the same 481 domains use — cross-tabulated from the same daily snapshot (2026-09-13).
| Type | Service | Domains | Share of Cuenote users |
|---|---|---|---|
| Mailbox | Microsoft 365 | 187 | 38.9% |
| Mailbox | Google Workspace | 66 | 13.7% |
| Mailbox | Self-Hosted | 64 | 13.3% |
| Mailbox | Unknown / Other | 42 | 8.7% |
| Mailbox | SecureMX (JP) | 26 | 5.4% |
| Mailbox | Mimecast | 15 | 3.1% |
| ESP | Amazon SES | 126 | 26.2% |
| ESP | Salesforce | 45 | 9.4% |
| ESP | HubSpot | 44 | 9.1% |
| ESP | Zendesk | 30 | 6.2% |
TLD distribution (top 30 of 47)
Frequently asked questions
How many domains use Cuenote?
481 domains in the Tranco top-1M use Cuenote as their email service provider (ESP) as of September 13, 2026, according to Live Direct Marketing's daily DNS scan.
What is Cuenote's market share?
Cuenote holds 0.08% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-09-13). The number is recomputed every day.
What are the biggest alternatives to Cuenote?
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 2026-09-13).
Largest email service provider (ESP)s in this category
Amazon SES (6.19%) · SendGrid (Twilio) (4.64%) · Mailgun (4.01%) · Zendesk (3.77%) · Mailchimp (3.57%) · Mandrill (3.25%) · HubSpot (3.12%) · Salesforce (2.55%) · Mailjet (Sinch) (2.12%) · Cloudflare Email Routing (1.95%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 481 domains.