According to Live Direct Marketing's daily Tranco top-1M scan (July 25, 2026), Clean MX is the mailbox provider for 99 domains — 0.01% of 671,693 domains with MX records. Detection method: primary MX record (lowest preference).
Portuguese managed inbound email filtering and 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.
69.7% of its domains sit outside the top 100,000 — a long-tail footprint spread across smaller sites. Its single largest TLD is .pt at 47.5% of its domains — a strong geographic concentration across 9 TLDs overall. The service most often seen alongside it is Clean MX (ESP), on 89.9% of its domains.
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 0 | 0.0% |
| Top 10,000 | 0 | 0.0% |
| Top 100,000 | 1 | 1.0% |
| Top 1,000,000 | 69 | 69.7% |
| Unranked | 29 | 29.3% |
| TLD | Domains | Share | |
|---|---|---|---|
| .pt | 47 | 47.5% | |
| .com | 35 | 35.4% | |
| .net | 6 | 6.1% | |
| .ao | 3 | 3.0% | |
| .org | 3 | 3.0% | |
| .es | 2 | 2.0% | |
| .io | 1 | 1.0% | |
| .store | 1 | 1.0% | |
| .eu | 1 | 1.0% |
Cross-tabulated from the same daily snapshot — the other email services seen on the same 99 domains.
| Type | Service | Domains | Share of Clean MX users |
|---|---|---|---|
| ESP | Clean MX | 89 | 89.9% |
| ESP | KMITD (TH) | 9 | 9.1% |
| ESP | Mailgun | 5 | 5.1% |
| ESP | Mailjet (Sinch) | 5 | 5.1% |
| ESP | Brevo (ex-Sendinblue) | 3 | 3.0% |
| ESP | Mailchimp | 3 | 3.0% |
| ESP | Zoho Campaigns | 2 | 2.0% |
| ESP | Elastic Email | 2 | 2.0% |
| ESP | MailChannels | 1 | 1.0% |
| ESP | Mandrill | 1 | 1.0% |
See the full Clean MX data page (KPI cards, trend, sample domains) →
99 domains in the Tranco top-1M use Clean MX as their mailbox provider as of July 25, 2026 (0.01% of domains with MX records), according to Live Direct Marketing's daily DNS scan.
Clean MX 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.
Clean MX's largest TLD is .pt (47.5% of its domains); it appears across 9 TLDs in total.