F.A.C.C.T. Atmosphere mailbox provider
According to Live Direct Marketing's daily Tranco top-1M scan (September 11, 2026), F.A.C.C.T. Atmosphere is the mailbox provider for 91 domains — 0.01% of 666,213 domains with MX records. Detection method: primary MX record (lowest preference).
Key facts
- 91 domains in the Tranco top-1M use F.A.C.C.T. Atmosphere (0.01% of domains with MX records).
- Snapshot date: 2026-09-11 — recomputed every day.
- Strongest TLD: .ru (72.5% of its domains).
- Region skew: Russia.
- Most co-used service: Unisender (RU).
- Directory category: email security gateway.
Why F.A.C.C.T. Atmosphere appears in this category
F.A.C.C.T. Atmosphere cloud email-security gateway.
We classify it as a email security gateway 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.
What the data shows
74.7% of its domains sit outside the top 100,000 — a long-tail footprint spread across smaller sites. Its single largest TLD is .ru at 72.5% of its domains — a strong geographic concentration across 12 TLDs overall. The service most often seen alongside it is Unisender (RU) (ESP), on 27.5% of its domains.
Where F.A.C.C.T. Atmosphere sits in the Tranco ranking
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 1 | 1.1% |
| Top 10,000 | 2 | 2.2% |
| Top 100,000 | 20 | 22.0% |
| Top 1,000,000 | 68 | 74.7% |
| Unranked | 0 | 0.0% |
Top-level domain split
| TLD | Domains | Share | |
|---|---|---|---|
| .ru | 66 | 72.5% | |
| .com | 9 | 9.9% | |
| .su | 3 | 3.3% | |
| .tv | 3 | 3.3% | |
| .net | 2 | 2.2% | |
| .online | 2 | 2.2% | |
| .tech | 1 | 1.1% | |
| .ke | 1 | 1.1% | |
| .plus | 1 | 1.1% | |
| .market | 1 | 1.1% |
What F.A.C.C.T. Atmosphere users also use
Cross-tabulated from the same daily snapshot — the other email services seen on the same 91 domains.
| Type | Service | Domains | Share of F.A.C.C.T. Atmosphere users |
|---|---|---|---|
| ESP | Unisender (RU) | 25 | 27.5% |
| ESP | Sendsay | 7 | 7.7% |
| ESP | SendPulse | 4 | 4.4% |
| ESP | UniSender | 3 | 3.3% |
| ESP | Mailgun | 3 | 3.3% |
| ESP | DashaMail (RU) | 3 | 3.3% |
| ESP | Mindbox | 3 | 3.3% |
| ESP | UniOne | 2 | 2.2% |
| ESP | Mailchimp | 2 | 2.2% |
| ESP | MailGaner | 2 | 2.2% |
See the full F.A.C.C.T. Atmosphere data page (KPI cards, trend, sample domains) →
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Frequently asked questions
How many domains use F.A.C.C.T. Atmosphere?
91 domains in the Tranco top-1M use F.A.C.C.T. Atmosphere as their mailbox provider as of September 11, 2026 (0.01% of domains with MX records), according to Live Direct Marketing's daily DNS scan.
Is F.A.C.C.T. Atmosphere common enough to affect email deliverability testing?
F.A.C.C.T. Atmosphere 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 F.A.C.C.T. Atmosphere most?
F.A.C.C.T. Atmosphere's largest TLD is .ru (72.5% of its domains); it appears across 12 TLDs in total.