mailbox
According to Live Direct Marketing's daily Tranco top-1M scan (July 26, 2026), Mailgun (inbound) is the mailbox provider for 2,302 domains — 0.34% of 667,887 domains with MX records. Its share has been stable over the last 30 days. Its strongest TLD is .com (50.7% of its domains). Detection: primary MX record (lowest preference).
Last updated from the 2026-07-26 DNS snapshot.
Mailgun inbound routing API for receiving.
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.
Across 189 distinct TLDs its top three are .com (50.7%), .org (6.0%), .net (5.9%) — together 62.6% of the 2,302 domains, which makes the footprint moderately concentrated, with a recognisable home market. The service most often observed on the same domains is Mailgun (ESP, 2,081 domains, 90.4% of them), followed by Amazon SES (2.8%). Its share of domains with MX records has not moved measurably in 30 days. 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 (2026-07-26); 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.
What else the same 2,302 domains use — cross-tabulated from the same daily snapshot (2026-07-26).
| Type | Service | Domains | Share of Mailgun (inbound) users |
|---|---|---|---|
| ESP | Mailgun | 2,081 | 90.4% |
| ESP | Amazon SES | 65 | 2.8% |
| ESP | Zendesk | 53 | 2.3% |
| ESP | SendGrid (Twilio) | 44 | 1.9% |
| ESP | Mandrill | 42 | 1.8% |
| ESP | Mailchimp | 40 | 1.7% |
| ESP | Campaign Monitor | 31 | 1.3% |
| ESP | Mailjet (Sinch) | 30 | 1.3% |
| ESP | Help Scout | 20 | 0.9% |
| ESP | Elastic Email | 19 | 0.8% |
2,302 domains in the Tranco top-1M use Mailgun (inbound) as their mailbox provider as of July 26, 2026, according to Live Direct Marketing's daily DNS scan.
Mailgun (inbound) holds 0.34% of domains with MX records in the Tranco top-1M (snapshot of 2026-07-26). The number is recomputed every day.
Mailgun (inbound)'s share has been stable over the last 30 days (±0.01 pp).
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 2026-07-26).
Self-Hosted (22.75%) · Google Workspace (21.84%) · Microsoft 365 (16.92%) · Unknown / Other (6.80%) · Generic / unmatched (mx*.*) (2.54%) · Proofpoint (1.92%) · Generic / unmatched (mail.*) (1.77%) · Yandex 360 (1.68%) · Cloudflare Email Routing (1.63%) · Mimecast (1.53%)
Showing 100 of 2,302 domains.