SenderSRV email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 24, 2026), SenderSRV is the email service provider (ESP) for 828 domains — 0.13% of 637,420 SPF-publishing domains. Its strongest TLD is .com (43.4% of its domains). Detection: include: mechanisms in the SPF record.
Last updated from the 2026-09-24 DNS snapshot.
What SenderSRV represents in this dataset
Generic sender service (sendersrv.com).
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 SenderSRV
Across 114 distinct TLDs its top three are .com (43.4%), .org (5.3%), .lt (5.0%) — together 53.6% of the 828 domains, which makes the footprint moderately concentrated, with a recognisable home market. The service most often observed on the same domains is Google Workspace (Mailbox, 270 domains, 32.6% of them), followed by Microsoft 365 (19.7%). 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 SenderSRV
What else the same 828 domains use — cross-tabulated from the same daily snapshot (2026-09-24).
| Type | Service | Domains | Share of SenderSRV users |
|---|---|---|---|
| Mailbox | Google Workspace | 270 | 32.6% |
| Mailbox | Microsoft 365 | 163 | 19.7% |
| Mailbox | Self-Hosted | 155 | 18.7% |
| Mailbox | Unknown / Other | 40 | 4.8% |
| Mailbox | Generic / unmatched (mx*.*) | 16 | 1.9% |
| Mailbox | Zoho Mail | 16 | 1.9% |
| ESP | Amazon SES | 67 | 8.1% |
| ESP | MailerLite | 55 | 6.6% |
| ESP | Mailchimp | 47 | 5.7% |
| ESP | Mailgun | 44 | 5.3% |
TLD distribution (top 30 of 114)
Frequently asked questions
How many domains use SenderSRV?
828 domains in the Tranco top-1M use SenderSRV as their email service provider (ESP) as of September 24, 2026, according to Live Direct Marketing's daily DNS scan.
What is SenderSRV's market share?
SenderSRV holds 0.13% 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 SenderSRV?
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 828 domains.