Reg.ru email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 18, 2026), Reg.ru is the mailbox provider for 831 domains — 0.12% of 675,783 domains with MX records. Its strongest TLD is .ru (64.5% of its domains). Detection: primary MX record (lowest preference).
Last updated from the 2026-09-18 DNS snapshot.
What Reg.ru represents in this dataset
Largest Russian registrar, bundled hosting+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 2026-09-18 snapshot shows about Reg.ru
Across 60 distinct TLDs its top three are .ru (64.5%), .com (8.8%), .online (2.5%) — together 75.8% of the 831 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 Unisender (RU) (ESP, 30 domains, 3.6% of them), followed by UniSender (1.9%). 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 (2026-09-18); 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 Reg.ru
What else the same 831 domains use — cross-tabulated from the same daily snapshot (2026-09-18).
| Type | Service | Domains | Share of Reg.ru users |
|---|---|---|---|
| ESP | Unisender (RU) | 30 | 3.6% |
| ESP | UniSender | 16 | 1.9% |
| ESP | DashaMail (RU) | 13 | 1.6% |
| ESP | SendPulse | 13 | 1.6% |
| ESP | SMTP.BZ | 8 | 1.0% |
| ESP | Mailgun | 4 | 0.5% |
| ESP | ReSender (RU) | 3 | 0.4% |
| ESP | Sendsay | 3 | 0.4% |
| ESP | MailGaner | 2 | 0.2% |
| ESP | Mindbox | 2 | 0.2% |
TLD distribution (top 30 of 60)
Frequently asked questions
How many domains use Reg.ru?
831 domains in the Tranco top-1M use Reg.ru as their mailbox provider as of September 18, 2026, according to Live Direct Marketing's daily DNS scan.
What is Reg.ru's market share?
Reg.ru holds 0.12% of domains with MX records in the Tranco top-1M (snapshot of 2026-09-18). The number is recomputed every day.
What are the biggest alternatives to Reg.ru?
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 2026-09-18).
Largest mailbox providers in this category
Self-Hosted (22.49%) · Google Workspace (21.62%) · Microsoft 365 (17.01%) · Unknown / Other (6.67%) · Generic / unmatched (mx*.*) (2.54%) · Generic / unmatched (mail.*) (1.94%) · Proofpoint (1.86%) · Cloudflare Email Routing (1.75%) · Yandex 360 (1.63%) · Mimecast (1.46%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 831 domains.