Unisender (RU) email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 12, 2026), Unisender (RU) is the email service provider (ESP) for 3,673 domains — 0.58% of 629,828 SPF-publishing domains. Over the last 30 days its share grew by 0.01 pp. Its strongest TLD is .ru (69.0% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-09-12 DNS snapshot.
What Unisender (RU) represents in this dataset
Unisender — Russian email and SMS marketing platform, one of the most popular ESPs in the RU/CIS market.
Directory category: Esp. 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 2026-09-12 snapshot shows about Unisender (RU)
Across 133 distinct TLDs its top three are .ru (69.0%), .com (11.5%), .by (2.5%) — together 82.9% of the 3,673 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 Yandex 360 (Mailbox, 1,115 domains, 30.4% of them), followed by Self-Hosted (27.3%). Its share of SPF-publishing domains moved +0.01 pp in 30 days — inside the daily noise of list rotation. Directly comparable by the same detection rule: Amazon SES, SendGrid (Twilio), Mailgun. Ranking between them reflects what is published in DNS, not delivery quality or volume sent. All figures come from a single daily DNS snapshot (2026-09-12); 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 Unisender (RU)
What else the same 3,673 domains use — cross-tabulated from the same daily snapshot (2026-09-12).
| Type | Service | Domains | Share of Unisender (RU) users |
|---|---|---|---|
| Mailbox | Yandex 360 | 1,115 | 30.4% |
| Mailbox | Self-Hosted | 1,002 | 27.3% |
| Mailbox | Mail.ru for Business | 408 | 11.1% |
| Mailbox | Google Workspace | 372 | 10.1% |
| Mailbox | Unknown / Other | 167 | 4.5% |
| Mailbox | Generic / unmatched (mx*.*) | 138 | 3.8% |
| ESP | SendPulse | 325 | 8.8% |
| ESP | UniSender | 169 | 4.6% |
| ESP | Sendsay | 166 | 4.5% |
| ESP | DashaMail (RU) | 151 | 4.1% |
TLD distribution (top 30 of 133)
Frequently asked questions
How many domains use Unisender (RU)?
3,673 domains in the Tranco top-1M use Unisender (RU) as their email service provider (ESP) as of September 12, 2026, according to Live Direct Marketing's daily DNS scan.
What is Unisender (RU)'s market share?
Unisender (RU) holds 0.58% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-09-12). The number is recomputed every day.
Is Unisender (RU) growing or declining?
Unisender (RU)'s share grew by 0.01 percentage points over the last 30 days (as of September 12, 2026).
What are the biggest alternatives to Unisender (RU)?
The largest email service provider (ESP)s in the same category by Tranco top-1M share are: Amazon SES, SendGrid (Twilio), Mailgun, Zendesk, Mailchimp (as of 2026-09-12).
Largest email service provider (ESP)s in this category
Amazon SES (6.18%) · SendGrid (Twilio) (4.63%) · Mailgun (4.01%) · Zendesk (3.76%) · Mailchimp (3.57%) · Mandrill (3.25%) · HubSpot (3.11%) · Salesforce (2.55%) · Mailjet (Sinch) (2.12%) · Cloudflare Email Routing (1.94%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 3,673 domains.