EmailArray / PolarisMail email provider statistics and deliverability context
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According to Live Direct Marketing's daily Tranco top-1M scan (September 24, 2026), EmailArray / PolarisMail is the mailbox provider for 63 domains — 0.01% of 675,489 domains with MX records. Its strongest TLD is .com (46.0% of its domains). Detection: primary MX record (lowest preference).
Last updated from the 2026-09-24 DNS snapshot.
What EmailArray / PolarisMail represents in this dataset
EmailArray / PolarisMail hosted business email platform using mx.emailarray.com and mx2.emailarray.com.
Directory category: Mailbox. 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 EmailArray / PolarisMail
Across 16 distinct TLDs its top three are .com (46.0%), .com.br (19.0%), .id (6.3%) — together 71.4% of the 63 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 SendGrid (Twilio) (ESP, 5 domains, 7.9% of them), followed by Amazon SES (7.9%). 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 EmailArray / PolarisMail
What else the same 63 domains use — cross-tabulated from the same daily snapshot (2026-09-24).
| Type | Service | Domains | Share of EmailArray / PolarisMail users |
|---|---|---|---|
| ESP | SendGrid (Twilio) | 5 | 7.9% |
| ESP | Amazon SES | 5 | 7.9% |
| ESP | SMTP2GO | 3 | 4.8% |
| ESP | Mailchimp | 3 | 4.8% |
| ESP | Zendesk | 2 | 3.2% |
| ESP | Mailgun | 2 | 3.2% |
| ESP | Mandrill | 2 | 3.2% |
| ESP | Mailjet (Sinch) | 2 | 3.2% |
| ESP | All-In Mail | 2 | 3.2% |
| ESP | MailUp | 1 | 1.6% |
TLD distribution (top 16 of 16)
Frequently asked questions
How many domains use EmailArray / PolarisMail?
63 domains in the Tranco top-1M use EmailArray / PolarisMail as their mailbox provider as of September 24, 2026, according to Live Direct Marketing's daily DNS scan.
What is EmailArray / PolarisMail's market share?
EmailArray / PolarisMail holds 0.01% 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 EmailArray / PolarisMail?
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 63 by Tranco rank)
Showing 63 of 63 domains.