Action Group (RU) mailbox provider
According to Live Direct Marketing's daily Tranco top-1M scan (September 18, 2026), Action Group (RU) is the mailbox provider for 37 domains — 0.01% of 675,783 domains with MX records. Detection method: primary MX record (lowest preference).
Key facts
- 37 domains in the Tranco top-1M use Action Group (RU) (0.01% of domains with MX records).
- Snapshot date: 2026-09-18 — recomputed every day.
- Strongest TLD: .ru (91.9% of its domains).
- Region skew: Russia.
- Most co-used service: Unisender (RU).
- Directory category: email service provider.
Why Action Group (RU) appears in this category
Russian transactional mail/relay operator.
We classify it as a email service 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.
Action Group (RU) is a Russian mailbox provider that hosts email infrastructure for websites and services across the Russian-language internet space. It is identified through primary MX records on high-traffic domains within the Tranco top-1M list, indicating its role in serving established Russian web properties.
For senders and mailbox operators, Action Group (RU)'s concentrated footprint across established, mid-to-high-traffic .ru domains means it is a material layer of the Russian email ecosystem. Its prevalence, often seen alongside regional platforms like Unisender (RU), makes it relevant for anyone delivering mail to Russian audiences or managing inboxes at Russian-focused digital properties.
Where Action Group (RU) sits in the Tranco ranking
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 0 | 0.0% |
| Top 10,000 | 0 | 0.0% |
| Top 100,000 | 8 | 21.6% |
| Top 1,000,000 | 29 | 78.4% |
| Unranked | 0 | 0.0% |
Top-level domain split
| TLD | Domains | Share | |
|---|---|---|---|
| .ru | 34 | 91.9% | |
| .kz | 1 | 2.7% | |
| .group | 1 | 2.7% | |
| .uz | 1 | 2.7% |
What Action Group (RU) users also use
Cross-tabulated from the same daily snapshot — the other email services seen on the same 37 domains.
| Type | Service | Domains | Share of Action Group (RU) users |
|---|---|---|---|
| ESP | Unisender (RU) | 9 | 24.3% |
| ESP | Mandrill | 3 | 8.1% |
| ESP | Mailchimp | 1 | 2.7% |
Regional concentration in Russian email infrastructure
Action Group (RU) maintains a concentrated presence on primary MX records for established Russian websites and mid-to-high-traffic .ru domains. For senders targeting Russian recipients, understanding this regional concentration is important when designing mail delivery and reputation strategies specific to the Russian email ecosystem.
See the full Action Group (RU) data page (KPI cards, trend, sample domains) →
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Frequently asked questions
What is Action Group (RU) and should I care about it for email deliverability?
Action Group (RU) is a Russian mailbox provider found on MX records for established Russian websites. If you send email to Russian audiences or manage inboxes at .ru domains, understanding this provider's infrastructure is relevant to your deliverability strategy in the Russian market.
How many domains use Action Group (RU)?
37 domains in the Tranco top-1M use Action Group (RU) as their mailbox provider as of September 18, 2026 (0.01% of domains with MX records), according to Live Direct Marketing's daily DNS scan.
Is Action Group (RU) common enough to affect email deliverability testing?
Action Group (RU) accounts for 0.01% 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 Action Group (RU) most?
Action Group (RU)'s largest TLD is .ru (91.9% of its domains); it appears across 4 TLDs in total.