All-In Mail email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 24, 2026), All-In Mail is the email service provider (ESP) for 225 domains — 0.04% of 637,420 SPF-publishing domains. Its strongest TLD is .com.br (86.7% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-09-24 DNS snapshot.
What All-In Mail represents in this dataset
All-In Mail — Brazilian email marketing platform.
Directory category: Esp. The classification comes from include: mechanisms in the SPF record. It describes observed DNS infrastructure, not a commercial relationship and not the placement of any individual message.
What the 2026-09-24 snapshot shows about All-In Mail
Across 6 distinct TLDs its top three are .com.br (86.7%), .com (6.7%), .br (5.3%) — together 98.7% of the 225 domains, which makes the footprint narrow — three TLDs cover most of it, which is typical of a regional or single-market operator. The service most often observed on the same domains is Microsoft 365 (Mailbox, 80 domains, 35.6% of them), followed by Google Workspace (32.0%). Directly comparable by the same detection rule: Amazon SES, SendGrid (Twilio), Mailgun. Ranking between them reflects what is published in DNS, not delivery quality or volume sent. All figures come from a single daily DNS snapshot (2026-09-24); a domain appears here when its published records match the include: mechanisms in the SPF record rule, which is an infrastructure fact, not a commercial relationship.
Commonly used together with All-In Mail
What else the same 225 domains use — cross-tabulated from the same daily snapshot (2026-09-24).
| Type | Service | Domains | Share of All-In Mail users |
|---|---|---|---|
| Mailbox | Microsoft 365 | 80 | 35.6% |
| Mailbox | Google Workspace | 72 | 32.0% |
| Mailbox | Locaweb (BR) | 18 | 8.0% |
| Mailbox | Self-Hosted | 14 | 6.2% |
| Mailbox | Generic / unmatched (mx*.*) | 6 | 2.7% |
| Mailbox | Proofpoint | 6 | 2.7% |
| ESP | Amazon SES | 54 | 24.0% |
| ESP | Zendesk | 41 | 18.2% |
| ESP | SendGrid (Twilio) | 37 | 16.4% |
| ESP | Locaweb (BR) | 26 | 11.6% |
TLD distribution (top 6 of 6)
Frequently asked questions
How many domains use All-In Mail?
225 domains in the Tranco top-1M use All-In Mail as their email service provider (ESP) as of September 24, 2026, according to Live Direct Marketing's daily DNS scan.
What is All-In Mail's market share?
All-In Mail holds 0.04% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-09-24). The number is recomputed every day.
What are the biggest alternatives to All-In Mail?
The largest email service provider (ESP)s in the same category by Tranco top-1M share are: Amazon SES, SendGrid (Twilio), Mailgun, Zendesk, Mailchimp (as of 2026-09-24).
Largest email service provider (ESP)s in this category
Amazon SES (6.23%) · SendGrid (Twilio) (4.68%) · Mailgun (4.01%) · Zendesk (3.77%) · Mailchimp (3.61%) · Mandrill (3.26%) · HubSpot (3.18%) · Salesforce (2.57%) · Mailjet (Sinch) (2.14%) · Cloudflare Email Routing (1.96%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 225 domains.