Sendergen email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 19, 2026), Sendergen is the email service provider (ESP) for 302 domains — 0.05% of 642,799 SPF-publishing domains. Its strongest TLD is .com (84.8% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-09-19 DNS snapshot.
What Sendergen represents in this dataset
Sendergen — bulk email service, India-based.
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 2026-09-19 snapshot shows about Sendergen
Across 21 distinct TLDs its top three are .com (84.8%), .org (5.6%), .io (1.3%) — together 91.7% of the 302 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 Google Workspace (Mailbox, 115 domains, 38.1% of them), followed by Microsoft 365 (35.4%). 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 (2026-09-19); 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 Sendergen
What else the same 302 domains use — cross-tabulated from the same daily snapshot (2026-09-19).
| Type | Service | Domains | Share of Sendergen users |
|---|---|---|---|
| Mailbox | Google Workspace | 115 | 38.1% |
| Mailbox | Microsoft 365 | 107 | 35.4% |
| Mailbox | Mimecast | 31 | 10.3% |
| Mailbox | Proofpoint | 27 | 8.9% |
| Mailbox | Proofpoint Essentials | 6 | 2.0% |
| Mailbox | Barracuda | 5 | 1.7% |
| ESP | HubSpot | 91 | 30.1% |
| ESP | Salesforce | 86 | 28.5% |
| ESP | Amazon SES | 63 | 20.9% |
| ESP | Zendesk | 59 | 19.5% |
TLD distribution (top 21 of 21)
Frequently asked questions
How many domains use Sendergen?
302 domains in the Tranco top-1M use Sendergen as their email service provider (ESP) as of September 19, 2026, according to Live Direct Marketing's daily DNS scan.
What is Sendergen's market share?
Sendergen holds 0.05% of SPF-publishing domains in the Tranco top-1M (snapshot of 2026-09-19). The number is recomputed every day.
What are the biggest alternatives to Sendergen?
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 2026-09-19).
Largest email service provider (ESP)s in this category
Amazon SES (6.20%) · SendGrid (Twilio) (4.65%) · Mailgun (4.00%) · Zendesk (3.76%) · Mailchimp (3.59%) · Mandrill (3.25%) · HubSpot (3.15%) · Salesforce (2.55%) · Mailjet (Sinch) (2.13%) · Cloudflare Email Routing (1.96%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 302 domains.