According to Live Direct Marketing's daily Tranco top-1M scan (July 12, 2026), Mindbox is the email service provider (ESP) for 626 domains — 0.10% of 617,244 SPF-publishing domains. Detection method: include: mechanisms in the SPF record.
Mindbox is an email service provider operated by a Russian vendor, serving email infrastructure for mid-market and smaller businesses concentrated in Russian-language domains.
For deliverability professionals, Mindbox's long-tail footprint means it appears less frequently in reputation monitoring than major ESPs. Its frequent pairing with Yandex 360 signals a shared customer base in regional markets; email teams should recognise this provider when assessing authentication patterns across .ru domains.
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 2 | 0.3% |
| Top 10,000 | 24 | 3.8% |
| Top 100,000 | 134 | 21.4% |
| Top 1,000,000 | 444 | 70.9% |
| Unranked | 22 | 3.5% |
| TLD | Domains | Share | |
|---|---|---|---|
| .ru | 480 | 76.7% | |
| .com | 63 | 10.1% | |
| .by | 15 | 2.4% | |
| .kz | 11 | 1.8% | |
| .net | 4 | 0.6% | |
| .io | 4 | 0.6% | |
| .org | 3 | 0.5% | |
| .su | 3 | 0.5% | |
| .market | 3 | 0.5% | |
| .store | 2 | 0.3% |
Cross-tabulated from the same daily snapshot — the other email services seen on the same 626 domains.
| Type | Service | Domains | Share of Mindbox users |
|---|---|---|---|
| Mailbox | Yandex 360 | 179 | 28.6% |
| Mailbox | Self-Hosted | 157 | 25.1% |
| Mailbox | Unknown / Other | 78 | 12.5% |
| Mailbox | Google Workspace | 67 | 10.7% |
| Mailbox | Mail.ru for Business | 44 | 7.0% |
| Mailbox | Generic / unmatched (mx*.*) | 39 | 6.2% |
| ESP | Unisender (RU) | 122 | 19.5% |
| ESP | Sendsay | 51 | 8.1% |
| ESP | Amazon SES | 43 | 6.9% |
| ESP | SendPulse | 38 | 6.1% |
Mindbox is detected primarily through SPF include analysis on smaller domains, rather than appearing in mainstream reputation monitoring. Email teams auditing authentication patterns in the .ru space often encounter it first through direct SPF inspection, where centralised reputation tools remain silent.
See the full Mindbox data page (KPI cards, trend, sample domains) →
Mindbox serves a regional, long-tail customer base concentrated in Russian domains, so include it in deliverability testing only if your audience overlaps with .ru markets or Russian-language business sectors. For most global senders, mainstream ESPs and major mailbox providers offer higher priority.
626 domains in the Tranco top-1M use Mindbox as their email service provider (ESP) as of July 12, 2026 (0.10% of SPF-publishing domains), according to Live Direct Marketing's daily DNS scan.
Mindbox accounts for 0.10% of SPF-publishing domains 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.
Mindbox's largest TLD is .ru (76.7% of its domains); it appears across 40 TLDs in total.