Proofpoint Essentials email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 12, 2026), Proofpoint Essentials is the mailbox provider for 2,873 domains — 0.43% of 665,310 domains with MX records. Over the last 30 days its share grew by 0.01 pp. Its strongest TLD is .com (67.6% of its domains). Detection: primary MX record (lowest preference).
Last updated from the 2026-09-12 DNS snapshot.
What Proofpoint Essentials represents in this dataset
Proofpoint SMB tier (ppe-hosted.com).
Directory category: Gateway. The classification comes from primary MX record (lowest preference). It describes observed DNS infrastructure, not a commercial relationship and not the placement of any individual message.
What the 2026-09-12 snapshot shows about Proofpoint Essentials
Across 89 distinct TLDs its top three are .com (67.6%), .org (14.9%), .net (2.8%) — together 85.3% of the 2,873 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 Proofpoint Essentials (ESP, 859 domains, 29.9% of them), followed by SendGrid (Twilio) (9.6%). Its share of domains with MX records moved +0.01 pp in 30 days — inside the daily noise of list rotation. Directly comparable by the same detection rule: Self-Hosted, Google Workspace, Microsoft 365. Ranking between them reflects what is published in DNS, not delivery quality or volume sent. All figures come from a single daily DNS snapshot (2026-09-12); a domain appears here when its published records match the primary MX record (lowest preference) rule, which is an infrastructure fact, not a commercial relationship.
Commonly used together with Proofpoint Essentials
What else the same 2,873 domains use — cross-tabulated from the same daily snapshot (2026-09-12).
| Type | Service | Domains | Share of Proofpoint Essentials users |
|---|---|---|---|
| ESP | Proofpoint Essentials | 859 | 29.9% |
| ESP | SendGrid (Twilio) | 275 | 9.6% |
| ESP | HubSpot | 235 | 8.2% |
| ESP | Mailgun | 218 | 7.6% |
| ESP | Mailchimp | 204 | 7.1% |
| ESP | Amazon SES | 202 | 7.0% |
| ESP | Salesforce | 178 | 6.2% |
| ESP | Mandrill | 178 | 6.2% |
| ESP | Zendesk | 156 | 5.4% |
| ESP | Constant Contact | 63 | 2.2% |
TLD distribution (top 30 of 89)
Frequently asked questions
How many domains use Proofpoint Essentials?
2,873 domains in the Tranco top-1M use Proofpoint Essentials as their mailbox provider as of September 12, 2026, according to Live Direct Marketing's daily DNS scan.
What is Proofpoint Essentials's market share?
Proofpoint Essentials holds 0.43% of domains with MX records in the Tranco top-1M (snapshot of 2026-09-12). The number is recomputed every day.
Is Proofpoint Essentials growing or declining?
Proofpoint Essentials's share grew by 0.01 percentage points over the last 30 days (as of September 12, 2026).
What are the biggest alternatives to Proofpoint Essentials?
The largest mailbox providers in the same category by Tranco top-1M share are: Self-Hosted, Google Workspace, Microsoft 365, Unknown / Other, Generic / unmatched (mx*.*) (as of 2026-09-12).
Largest mailbox providers in this category
Self-Hosted (22.39%) · Google Workspace (21.66%) · Microsoft 365 (16.96%) · Unknown / Other (6.60%) · Generic / unmatched (mx*.*) (2.54%) · Generic / unmatched (mail.*) (1.94%) · Proofpoint (1.88%) · Cloudflare Email Routing (1.75%) · Yandex 360 (1.61%) · Mimecast (1.46%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 2,873 domains.