Salesforce email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 13, 2026), Salesforce is the email service provider (ESP) for 16,058 domains — 2.55% of 628,913 SPF-publishing domains. Over the last 30 days its share declined by 0.02 pp. Its strongest TLD is .com (58.3% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-09-13 DNS snapshot.
What Salesforce represents in this dataset
Salesforce CRM transactional/sales sends.
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 2026-09-13 snapshot shows about Salesforce
Across 242 distinct TLDs its top three are .com (58.3%), .org (8.8%), .de (2.5%) — together 69.6% of the 16,058 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, 7,056 domains, 43.9% of them), followed by Google Workspace (26.2%). Its share of SPF-publishing domains moved -0.02 pp in 30 days — inside the daily noise of list rotation. 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 (2026-09-13); 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 Salesforce
What else the same 16,058 domains use — cross-tabulated from the same daily snapshot (2026-09-13).
| Type | Service | Domains | Share of Salesforce users |
|---|---|---|---|
| Mailbox | Microsoft 365 | 7,056 | 43.9% |
| Mailbox | Google Workspace | 4,202 | 26.2% |
| Mailbox | Mimecast | 1,135 | 7.1% |
| Mailbox | Proofpoint | 1,100 | 6.9% |
| Mailbox | Unknown / Other | 575 | 3.6% |
| Mailbox | Self-Hosted | 372 | 2.3% |
| ESP | Amazon SES | 3,048 | 19.0% |
| ESP | SendGrid (Twilio) | 2,537 | 15.8% |
| ESP | HubSpot | 2,536 | 15.8% |
| ESP | Zendesk | 2,043 | 12.7% |
TLD distribution (top 30 of 242)
Frequently asked questions
How many domains use Salesforce?
16,058 domains in the Tranco top-1M use Salesforce as their email service provider (ESP) as of September 13, 2026, according to Live Direct Marketing's daily DNS scan.
What is Salesforce's market share?
Salesforce holds 2.55% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-09-13). The number is recomputed every day.
Is Salesforce growing or declining?
Salesforce's share declined by 0.02 percentage points over the last 30 days (as of September 13, 2026).
What are the biggest alternatives to Salesforce?
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 2026-09-13).
Largest email service provider (ESP)s in this category
Amazon SES (6.19%) · SendGrid (Twilio) (4.64%) · Mailgun (4.01%) · Zendesk (3.77%) · Mailchimp (3.57%) · Mandrill (3.25%) · HubSpot (3.12%) · Mailjet (Sinch) (2.12%) · Cloudflare Email Routing (1.95%) · Brevo (ex-Sendinblue) (1.48%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 16,058 domains.