saas
According to Live Direct Marketing's daily Tranco top-1M scan (July 26, 2026), One.com (DK hosting) is the SaaS sender for 799 domains — 0.13% of 630,738 SPF-publishing domains. Its share has been stable over the last 30 days. Its strongest TLD is .com (42.1% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-07-26 DNS snapshot.
Danish/European hosting (Group.ONE, _custspf.one.com).
Directory category: Mailbox. 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.
Across 73 distinct TLDs its top three are .com (42.1%), .net (6.1%), .dk (5.6%) — together 53.8% of the 799 domains, which makes the footprint moderately concentrated, with a recognisable home market. The service most often observed on the same domains is Microsoft 365 (Mailbox, 204 domains, 25.5% of them), followed by One.com mailpod (15.3%). Its share of SPF-publishing domains has not moved measurably in 30 days. Directly comparable by the same detection rule: Shopify, Pardot (Salesforce), CodeTwo Email Signatures 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 (2026-07-26); 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.
What else the same 799 domains use — cross-tabulated from the same daily snapshot (2026-07-26).
| Type | Service | Domains | Share of One.com (DK hosting) users |
|---|---|---|---|
| Mailbox | Microsoft 365 | 204 | 25.5% |
| Mailbox | One.com mailpod | 122 | 15.3% |
| Mailbox | Google Workspace | 102 | 12.8% |
| Mailbox | Hostopia / CarrierZone | 87 | 10.9% |
| Mailbox | Self-Hosted | 74 | 9.3% |
| Mailbox | Unknown / Other | 37 | 4.6% |
799 domains in the Tranco top-1M use One.com (DK hosting) as their SaaS sender as of July 26, 2026, according to Live Direct Marketing's daily DNS scan.
One.com (DK hosting) holds 0.13% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-07-26). The number is recomputed every day.
One.com (DK hosting)'s share has been stable over the last 30 days (±0.01 pp).
The largest SaaS senders in the same category by Tranco top-1M share are: Shopify, Pardot (Salesforce), CodeTwo Email Signatures 365, KnowBe4, Statuspage (Atlassian) (as of 2026-07-26).
Shopify (0.87%) · Pardot (Salesforce) (0.79%) · CodeTwo Email Signatures 365 (0.72%) · KnowBe4 (0.56%) · Statuspage (Atlassian) (0.33%) · Trustpilot (0.30%) · Firebase (Google) (0.29%) · Atlassian (Jira/Confluence) (0.29%) · BigCommerce (0.25%) · Lark / Feishu (0.21%)
Showing 100 of 799 domains.