Theeml (RU-CENTER) email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 24, 2026), Theeml (RU-CENTER) is the email service provider (ESP) for 52 domains — 0.01% of 637,420 SPF-publishing domains. Its strongest TLD is .ru (69.2% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-09-24 DNS snapshot.
What Theeml (RU-CENTER) represents in this dataset
Theeml — RU-CENTER email marketing platform.
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 2026-09-24 snapshot shows about Theeml (RU-CENTER)
Across 10 distinct TLDs its top three are .ru (69.2%), .com (15.4%), .ua (1.9%) — together 86.5% of the 52 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, 17 domains, 32.7% of them), followed by Self-Hosted (23.1%). 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 (2026-09-24); 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 Theeml (RU-CENTER)
What else the same 52 domains use — cross-tabulated from the same daily snapshot (2026-09-24).
| Type | Service | Domains | Share of Theeml (RU-CENTER) users |
|---|---|---|---|
| Mailbox | Yandex 360 | 17 | 32.7% |
| Mailbox | Self-Hosted | 12 | 23.1% |
| Mailbox | Mail.ru for Business | 10 | 19.2% |
| Mailbox | Google Workspace | 5 | 9.6% |
| Mailbox | Generic / unmatched (mx*.*) | 4 | 7.7% |
| Mailbox | Generic / unmatched (mail.*) | 2 | 3.8% |
| ESP | Unisender (RU) | 45 | 86.5% |
| ESP | Mailgun | 4 | 7.7% |
| ESP | DashaMail (RU) | 3 | 5.8% |
| ESP | Mailchimp | 3 | 5.8% |
TLD distribution (top 10 of 10)
Frequently asked questions
How many domains use Theeml (RU-CENTER)?
52 domains in the Tranco top-1M use Theeml (RU-CENTER) as their email service provider (ESP) as of September 24, 2026, according to Live Direct Marketing's daily DNS scan.
What is Theeml (RU-CENTER)'s market share?
Theeml (RU-CENTER) holds 0.01% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-09-24). The number is recomputed every day.
What are the biggest alternatives to Theeml (RU-CENTER)?
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 2026-09-24).
Largest email service provider (ESP)s in this category
Amazon SES (6.23%) · SendGrid (Twilio) (4.68%) · Mailgun (4.01%) · Zendesk (3.77%) · Mailchimp (3.61%) · Mandrill (3.26%) · HubSpot (3.18%) · Salesforce (2.57%) · Mailjet (Sinch) (2.14%) · Cloudflare Email Routing (1.96%)
Domain sample (top 52 by Tranco rank)
Showing 52 of 52 domains.