SendGrid (inbound routing) email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 24, 2026), SendGrid (inbound routing) is the mailbox provider for 206 domains — 0.03% of 675,489 domains with MX records. Its strongest TLD is .com (44.2% of its domains). Detection: primary MX record (lowest preference).
Last updated from the 2026-09-24 DNS snapshot.
What SendGrid (inbound routing) represents in this dataset
Twilio SendGrid inbound parse.
Directory category: Esp. 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 2026-09-24 snapshot shows about SendGrid (inbound routing)
Across 46 distinct TLDs its top three are .com (44.2%), .jp (9.7%), .net (8.3%) — together 62.1% of the 206 domains, which makes the footprint moderately concentrated, with a recognisable home market. The service most often observed on the same domains is SendGrid (Twilio) (ESP, 76 domains, 36.9% of them), followed by Mailgun (4.9%). 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 (2026-09-24); 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 SendGrid (inbound routing)
What else the same 206 domains use — cross-tabulated from the same daily snapshot (2026-09-24).
| Type | Service | Domains | Share of SendGrid (inbound routing) users |
|---|---|---|---|
| ESP | SendGrid (Twilio) | 76 | 36.9% |
| ESP | Mailgun | 10 | 4.9% |
| ESP | Amazon SES | 9 | 4.4% |
| ESP | Zendesk | 3 | 1.5% |
| ESP | Mandrill | 2 | 1.0% |
| ESP | BizMatrix | 2 | 1.0% |
| ESP | Repica WebCAS | 1 | 0.5% |
| ESP | HDEMS | 1 | 0.5% |
| ESP | Proofpoint | 1 | 0.5% |
| ESP | SMTP2GO | 1 | 0.5% |
TLD distribution (top 30 of 46)
Frequently asked questions
How many domains use SendGrid (inbound routing)?
206 domains in the Tranco top-1M use SendGrid (inbound routing) as their mailbox provider as of September 24, 2026, according to Live Direct Marketing's daily DNS scan.
What is SendGrid (inbound routing)'s market share?
SendGrid (inbound routing) holds 0.03% of domains with MX records in the Tranco top-1M (snapshot of 2026-09-24). The number is recomputed every day.
What are the biggest alternatives to SendGrid (inbound routing)?
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 2026-09-24).
Largest mailbox providers in this category
Self-Hosted (22.56%) · Google Workspace (21.58%) · Microsoft 365 (17.03%) · Unknown / Other (6.68%) · Generic / unmatched (mx*.*) (2.53%) · Generic / unmatched (mail.*) (1.93%) · Proofpoint (1.86%) · Cloudflare Email Routing (1.76%) · Yandex 360 (1.67%) · Mimecast (1.47%)
Domain sample (top 100 by Tranco rank)
Showing 100 of 206 domains.