According to Live Direct Marketing's daily Tranco top-1M scan (July 13, 2026), SqualoMail is the email service provider (ESP) for 90 domains — 0.01% of 617,702 SPF-publishing domains. Detection method: include: mechanisms in the SPF record.
77.8% of its domains sit outside the top 100,000 — a long-tail footprint spread across smaller sites. It spans 16 TLDs, led by .si (38.9%) — a broad, internationally distributed base. The service most often seen alongside it is Self-Hosted (mailbox provider), on 34.4% 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 | 6 | 6.7% |
| Top 1,000,000 | 70 | 77.8% |
| Unranked | 14 | 15.6% |
| TLD | Domains | Share | |
|---|---|---|---|
| .si | 35 | 38.9% | |
| .com | 12 | 13.3% | |
| .hr | 11 | 12.2% | |
| .it | 5 | 5.6% | |
| .eu | 4 | 4.4% | |
| .gr | 3 | 3.3% | |
| .bg | 3 | 3.3% | |
| .hu | 3 | 3.3% | |
| .pl | 3 | 3.3% | |
| .ro | 3 | 3.3% |
Cross-tabulated from the same daily snapshot — the other email services seen on the same 90 domains.
| Type | Service | Domains | Share of SqualoMail users |
|---|---|---|---|
| Mailbox | Self-Hosted | 31 | 34.4% |
| Mailbox | Microsoft 365 | 23 | 25.6% |
| Mailbox | Unknown / Other | 13 | 14.4% |
| Mailbox | Google Workspace | 8 | 8.9% |
| Mailbox | Generic / unmatched (smtp.*) | 7 | 7.8% |
| Mailbox | Generic / unmatched (mail.*) | 3 | 3.3% |
| ESP | Mailchimp | 8 | 8.9% |
| ESP | MailerSend | 8 | 8.9% |
| ESP | Mandrill | 8 | 8.9% |
| ESP | Brevo (ex-Sendinblue) | 5 | 5.6% |
See the full SqualoMail data page (KPI cards, trend, sample domains) →
90 domains in the Tranco top-1M use SqualoMail as their email service provider (ESP) as of July 13, 2026 (0.01% of SPF-publishing domains), according to Live Direct Marketing's daily DNS scan.
SqualoMail accounts for 0.01% 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.
SqualoMail's largest TLD is .si (38.9% of its domains); it appears across 16 TLDs in total.