UKR.NET mailbox provider
According to Live Direct Marketing's daily Tranco top-1M scan (September 14, 2026), UKR.NET is the mailbox provider for 8 domains — 0.00% of 674,487 domains with MX records. Detection method: primary MX record (lowest preference).
Key facts
- 8 domains in the Tranco top-1M use UKR.NET (0.00% of domains with MX records).
- Snapshot date: 2026-09-14 — recomputed every day.
- Strongest TLD: .com (37.5% of its domains).
- Region skew: Global / US-skewed.
- Directory category: mailbox provider.
Why UKR.NET appears in this category
Ukrainian portal & mail.
We classify it as a mailbox provider from primary MX record (lowest preference) matching a maintained provider rule. This is infrastructure attribution from public DNS, not evidence of a direct contract or exclusive use.
UKR.NET is a mailbox provider offering email hosting and infrastructure for organisations across multiple domains and geographies. It operates as a component within the distributed ecosystem of providers handling inbound mail worldwide.
UKR.NET's infrastructure concentrates on high-traffic and enterprise-class organisations, with international spread led by commercial domains. For email senders and deliverability engineers, this pattern makes UKR.NET a material part of the recipient landscape; understanding its role and including it in testing and monitoring strategies is essential to overall campaign performance.
Where UKR.NET sits in the Tranco ranking
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 0 | 0.0% |
| Top 10,000 | 2 | 25.0% |
| Top 100,000 | 1 | 12.5% |
| Top 1,000,000 | 5 | 62.5% |
| Unranked | 0 | 0.0% |
Top-level domain split
| TLD | Domains | Share | |
|---|---|---|---|
| .com | 3 | 37.5% | |
| .ua | 1 | 12.5% | |
| .net | 1 | 12.5% | |
| .pl | 1 | 12.5% | |
| .uk | 1 | 12.5% | |
| .de | 1 | 12.5% |
Delivery considerations for enterprise-hosted recipients
Because UKR.NET predominantly hosts high-traffic and well-established organisations, senders must prioritise robust authentication (SPF, DKIM, DMARC) and active monitoring of bounce patterns when targeting UKR.NET-hosted mailboxes. The provider's prominence on enterprise-scale sites means that sender reputation issues—authentication failures, poor list quality, or compliance violations—manifest acutely at UKR.NET and serve as reliable indicators of broader recipient ecosystem problems. Bounce and rejection patterns at this provider warrant close scrutiny as part of a comprehensive deliverability monitoring programme.
See the full UKR.NET data page (KPI cards, trend, sample domains) →
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Frequently asked questions
What is UKR.NET and why does it matter in email deliverability?
UKR.NET is a mailbox provider whose infrastructure hosts a significant portion of high-traffic and enterprise-level organisations. It matters in deliverability because its prevalence on established, high-traffic sites means that delivery success at UKR.NET is a meaningful component of overall campaign performance, and monitoring UKR.NET-specific patterns is essential to maintaining sender reputation.
How many domains use UKR.NET?
8 domains in the Tranco top-1M use UKR.NET as their mailbox provider as of September 14, 2026 (0.00% of domains with MX records), according to Live Direct Marketing's daily DNS scan.
Is UKR.NET common enough to affect email deliverability testing?
UKR.NET accounts for 0.00% of domains with MX records in the top 1M. Whether you should seed a test mailbox there depends on how much of your audience it represents — the co-usage table above shows the services it appears alongside most.
Which countries or TLDs use UKR.NET most?
UKR.NET's largest TLD is .com (37.5% of its domains); it appears across 6 TLDs in total.