BizMatrix email service provider (ESP)
According to Live Direct Marketing's daily Tranco top-1M scan (September 12, 2026), BizMatrix is the email service provider (ESP) for 723 domains — 0.11% of 629,828 SPF-publishing domains. Detection method: include: mechanisms in the SPF record.
Key facts
- 723 domains in the Tranco top-1M use BizMatrix (0.11% of SPF-publishing domains).
- Snapshot date: 2026-09-12 — recomputed every day.
- Strongest TLD: .jp (28.1% of its domains).
- Most co-used service: Google Workspace.
- Directory category: email service provider.
Why BizMatrix appears in this category
BizMatrix Vail — Japanese marketing email platform.
We classify it as a email service provider from include: mechanisms in the SPF record matching a maintained provider rule. This is infrastructure attribution from public DNS, not evidence of a direct contract or exclusive use.
BizMatrix is an email service provider (ESP) that serves predominantly smaller and medium-sized organisations across diverse markets. It is identifiable in email infrastructure through SPF records, where it declares its sending IP ranges via include mechanisms that authorise mail from BizMatrix's servers on behalf of customer domains.
The prevalence of BizMatrix across a dispersed, internationally-diverse set of smaller domains—particularly across Japan and other region-specific TLDs—reflects adoption patterns distinct from tier-one ESP providers. Its frequent co-occurrence with Google Workspace suggests use in organisations deploying third-party email infrastructure alongside Google's own platform.
Where BizMatrix sits in the Tranco ranking
| Tranco rank band | Domains | Share of its base |
|---|---|---|
| Top 1,000 | 0 | 0.0% |
| Top 10,000 | 7 | 1.0% |
| Top 100,000 | 54 | 7.5% |
| Top 1,000,000 | 659 | 91.1% |
| Unranked | 3 | 0.4% |
Top-level domain split
| TLD | Domains | Share | |
|---|---|---|---|
| .jp | 203 | 28.1% | |
| .com | 191 | 26.4% | |
| .co.jp | 186 | 25.7% | |
| .or.jp | 57 | 7.9% | |
| .net | 30 | 4.1% | |
| .ac.jp | 18 | 2.5% | |
| .org | 8 | 1.1% | |
| .ne.jp | 6 | 0.8% | |
| .me | 3 | 0.4% | |
| .shop | 3 | 0.4% |
What BizMatrix users also use
Cross-tabulated from the same daily snapshot — the other email services seen on the same 723 domains.
| Type | Service | Domains | Share of BizMatrix users |
|---|---|---|---|
| Mailbox | Google Workspace | 189 | 26.1% |
| Mailbox | Self-Hosted | 148 | 20.5% |
| Mailbox | Microsoft 365 | 124 | 17.2% |
| Mailbox | Unknown / Other | 105 | 14.5% |
| Mailbox | Kagoya (JP) | 40 | 5.5% |
| Mailbox | SecureMX (JP) | 21 | 2.9% |
| ESP | Amazon SES | 99 | 13.7% |
| ESP | Kagoya (JP, sender) | 47 | 6.5% |
| ESP | Repica WebCAS | 33 | 4.6% |
| ESP | HubSpot | 27 | 3.7% |
SPF includes and authentication delegation
When a domain includes BizMatrix in its SPF record, it authorises BizMatrix's sending infrastructure to dispatch mail on that domain's behalf. Receiving servers validate outbound mail against these SPF includes; if the sending IP matches BizMatrix's published ranges, the message passes SPF alignment. This mechanism is essential for maintaining sender authentication and reputation when using a third-party ESP.
See the full BizMatrix data page (KPI cards, trend, sample domains) →
Run a free inbox-placement test across Gmail, Outlook, Yahoo and more — see exactly where your mail lands and why.
Frequently asked questions
What is BizMatrix and why does it appear in email records?
BizMatrix is an email service provider commonly used by smaller and medium-sized organisations, particularly in Japan and across various international markets. If you see BizMatrix's SPF mechanism in a domain's records, it means that organisation uses BizMatrix to send email on their behalf.
How many domains use BizMatrix?
723 domains in the Tranco top-1M use BizMatrix as their email service provider (ESP) as of September 12, 2026 (0.11% of SPF-publishing domains), according to Live Direct Marketing's daily DNS scan.
Is BizMatrix common enough to affect email deliverability testing?
BizMatrix accounts for 0.11% of SPF-publishing domains in the top 1M. Whether you should seed a test mailbox there depends on how much of your audience it represents — the co-usage table above shows the services it appears alongside most.
Which countries or TLDs use BizMatrix most?
BizMatrix's largest TLD is .jp (28.1% of its domains); it appears across 26 TLDs in total.