emBlue email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 24, 2026), emBlue is the email service provider (ESP) for 523 domains — 0.08% of 637,420 SPF-publishing domains. Its strongest TLD is .com (28.3% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-09-24 DNS snapshot.
What emBlue represents in this dataset
Argentinian/Latin-America marketing automation.
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 emBlue
Across 32 distinct TLDs its top three are .com (28.3%), .com.ar (21.4%), .pe (8.6%) — together 58.3% of the 523 domains, which makes the footprint moderately concentrated, with a recognisable home market. The service most often observed on the same domains is Microsoft 365 (Mailbox, 201 domains, 38.4% of them), followed by Google Workspace (31.7%). 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 emBlue
What else the same 523 domains use — cross-tabulated from the same daily snapshot (2026-09-24).
| Type | Service | Domains | Share of emBlue users |
|---|---|---|---|
| Mailbox | Microsoft 365 | 201 | 38.4% |
| Mailbox | Google Workspace | 166 | 31.7% |
| Mailbox | Self-Hosted | 57 | 10.9% |
| Mailbox | Unknown / Other | 23 | 4.4% |
| Mailbox | Trend Micro | 14 | 2.7% |
| Mailbox | Proofpoint | 11 | 2.1% |
| ESP | Amazon SES | 82 | 15.7% |
| ESP | Mandrill | 59 | 11.3% |
| ESP | Zendesk | 48 | 9.2% |
| ESP | SendGrid (Twilio) | 48 | 9.2% |
TLD distribution (top 30 of 32)
Frequently asked questions
How many domains use emBlue?
523 domains in the Tranco top-1M use emBlue as their email service provider (ESP) as of September 24, 2026, according to Live Direct Marketing's daily DNS scan.
What is emBlue's market share?
emBlue holds 0.08% 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 emBlue?
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 523 domains.