UKG / UltiPro email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 24, 2026), UKG / UltiPro is the SaaS sender for 545 domains — 0.09% of 637,420 SPF-publishing domains. Its share has been stable over the last 30 days. Its strongest TLD is .com (74.7% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-09-24 DNS snapshot.
What UKG / UltiPro represents in this dataset
UKG (Ultimate Kronos Group) — US HCM and workforce-management suite formed from the Ultimate Software and Kronos merger.
Directory category: Saas. 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 2026-09-24 snapshot shows about UKG / UltiPro
Across 15 distinct TLDs its top three are .com (74.7%), .org (17.6%), .ca (3.3%) — together 95.6% of the 545 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, 287 domains, 52.7% of them), followed by Mimecast (16.9%). 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 (2026-09-24); 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 UKG / UltiPro
What else the same 545 domains use — cross-tabulated from the same daily snapshot (2026-09-24).
| Type | Service | Domains | Share of UKG / UltiPro users |
|---|---|---|---|
| Mailbox | Microsoft 365 | 287 | 52.7% |
| Mailbox | Mimecast | 92 | 16.9% |
| Mailbox | Proofpoint | 52 | 9.5% |
| Mailbox | Google Workspace | 42 | 7.7% |
| Mailbox | Barracuda | 15 | 2.8% |
| Mailbox | Cisco IronPort | 14 | 2.6% |
TLD distribution (top 15 of 15)
Frequently asked questions
How many domains use UKG / UltiPro?
545 domains in the Tranco top-1M use UKG / UltiPro as their SaaS sender as of September 24, 2026, according to Live Direct Marketing's daily DNS scan.
What is UKG / UltiPro's market share?
UKG / UltiPro holds 0.09% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-09-24). The number is recomputed every day.
Is UKG / UltiPro growing or declining?
UKG / UltiPro's share has been stable over the last 30 days (±0.01 pp).
What are the biggest alternatives to UKG / UltiPro?
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 2026-09-24).
Largest SaaS senders in this category
Shopify (0.84%) · Pardot (Salesforce) (0.75%) · CodeTwo Email Signatures 365 (0.71%) · KnowBe4 (0.54%) · Statuspage (Atlassian) (0.33%) · Trustpilot (0.30%) · Firebase (Google) (0.29%) · Atlassian (Jira/Confluence) (0.28%) · BigCommerce (0.27%) · Lark / Feishu (0.20%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 545 domains.