One.com (DK) email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 24, 2026), One.com (DK) is the mailbox provider for 42 domains — 0.01% of 675,489 domains with MX records. Its strongest TLD is .com (42.9% of its domains). Detection: primary MX record (lowest preference).
Last updated from the 2026-09-24 DNS snapshot.
What One.com (DK) represents in this dataset
Danish/European registrar+hosting (Group.ONE) with bundled mail.
Directory category: Hosting. The classification comes from primary MX record (lowest preference). It describes observed DNS infrastructure, not a commercial relationship and not the placement of any individual message.
What the 2026-09-24 snapshot shows about One.com (DK)
Across 16 distinct TLDs its top three are .com (42.9%), .se (11.9%), .dk (9.5%) — together 64.3% of the 42 domains, which makes the footprint moderately concentrated, with a recognisable home market. The service most often observed on the same domains is SendGrid (Twilio) (ESP, 3 domains, 7.1% of them), followed by Brevo (ex-Sendinblue) (4.8%). Directly comparable by the same detection rule: Self-Hosted, Google Workspace, Microsoft 365. Ranking between them reflects what is published in DNS, not delivery quality or volume sent. All figures come from a single daily DNS snapshot (2026-09-24); a domain appears here when its published records match the primary MX record (lowest preference) rule, which is an infrastructure fact, not a commercial relationship.
Commonly used together with One.com (DK)
What else the same 42 domains use — cross-tabulated from the same daily snapshot (2026-09-24).
| Type | Service | Domains | Share of One.com (DK) users |
|---|---|---|---|
| ESP | SendGrid (Twilio) | 3 | 7.1% |
| ESP | Brevo (ex-Sendinblue) | 2 | 4.8% |
| ESP | Mailendo | 2 | 4.8% |
| ESP | MailerLite | 2 | 4.8% |
| ESP | Cloudflare Email Routing | 1 | 2.4% |
| ESP | Mandrill | 1 | 2.4% |
| ESP | Mailjet (Sinch) | 1 | 2.4% |
| ESP | Mailgun | 1 | 2.4% |
TLD distribution (top 16 of 16)
Frequently asked questions
How many domains use One.com (DK)?
42 domains in the Tranco top-1M use One.com (DK) as their mailbox provider as of September 24, 2026, according to Live Direct Marketing's daily DNS scan.
What is One.com (DK)'s market share?
One.com (DK) holds 0.01% of domains with MX records in the Tranco top-1M (snapshot of 2026-09-24). The number is recomputed every day.
What are the biggest alternatives to One.com (DK)?
The largest mailbox providers in the same category by Tranco top-1M share are: Self-Hosted, Google Workspace, Microsoft 365, Unknown / Other, Generic / unmatched (mx*.*) (as of 2026-09-24).
Largest mailbox providers in this category
Self-Hosted (22.56%) · Google Workspace (21.58%) · Microsoft 365 (17.03%) · Unknown / Other (6.68%) · Generic / unmatched (mx*.*) (2.53%) · Generic / unmatched (mail.*) (1.93%) · Proofpoint (1.86%) · Cloudflare Email Routing (1.76%) · Yandex 360 (1.67%) · Mimecast (1.47%)
Domain sample (top 42 by Tranco rank)
Showing 42 of 42 domains.