Splio email service provider (ESP)
According to Live Direct Marketing's daily Tranco top-1M scan (September 14, 2026), Splio is the email service provider (ESP) for 95 domains — 0.01% of 637,677 SPF-publishing domains. Detection method: include: mechanisms in the SPF record.
Key facts
- 95 domains in the Tranco top-1M use Splio (0.01% of SPF-publishing domains).
- Snapshot date: 2026-09-14 — recomputed every day.
- Strongest TLD: .com (38.9% of its domains).
- Most co-used service: Microsoft 365.
- Directory category: email service provider.
Why Splio appears in this category
French customer-marketing and loyalty automation platform.
We classify it as a email service provider from include: mechanisms in the SPF record 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
82.1% of its domains sit outside the top 100,000 — a long-tail footprint spread across smaller sites. It spans 12 TLDs, led by .com (38.9%) — a broad, internationally distributed base. The service most often seen alongside it is Microsoft 365 (mailbox provider), on 32.6% of its domains.
Where Splio sits in the Tranco ranking
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 0 | 0.0% |
| Top 10,000 | 1 | 1.1% |
| Top 100,000 | 16 | 16.8% |
| Top 1,000,000 | 78 | 82.1% |
| Unranked | 0 | 0.0% |
Top-level domain split
| TLD | Domains | Share | |
|---|---|---|---|
| .com | 37 | 38.9% | |
| .fr | 29 | 30.5% | |
| .it | 13 | 13.7% | |
| .com.br | 4 | 4.2% | |
| .es | 3 | 3.2% | |
| .org | 2 | 2.1% | |
| .de | 2 | 2.1% | |
| .nl | 1 | 1.1% | |
| .ch | 1 | 1.1% | |
| .co.uk | 1 | 1.1% |
What Splio users also use
Cross-tabulated from the same daily snapshot — the other email services seen on the same 95 domains.
| Type | Service | Domains | Share of Splio users |
|---|---|---|---|
| Mailbox | Microsoft 365 | 31 | 32.6% |
| Mailbox | Google Workspace | 19 | 20.0% |
| Mailbox | Gandi Mail | 16 | 16.8% |
| Mailbox | Unknown / Other | 9 | 9.5% |
| Mailbox | Barracuda | 4 | 4.2% |
| Mailbox | Self-Hosted | 4 | 4.2% |
| ESP | Zendesk | 20 | 21.1% |
| ESP | Mailjet (Sinch) | 17 | 17.9% |
| ESP | Cloudflare Email Routing | 16 | 16.8% |
| ESP | Mandrill | 6 | 6.3% |
See the full Splio data page (KPI cards, trend, sample domains) →
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Frequently asked questions
How many domains use Splio?
95 domains in the Tranco top-1M use Splio as their email service provider (ESP) as of September 14, 2026 (0.01% of SPF-publishing domains), according to Live Direct Marketing's daily DNS scan.
Is Splio common enough to affect email deliverability testing?
Splio 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.
Which countries or TLDs use Splio most?
Splio's largest TLD is .com (38.9% of its domains); it appears across 12 TLDs in total.