Diamatrix MX (ZA) mailbox provider

According to Live Direct Marketing's daily Tranco top-1M scan (July 13, 2026), Diamatrix MX (ZA) is the mailbox provider for 67 domains — 0.01% of 658,711 domains with MX records. Detection method: primary MX record (lowest preference).

Key facts

Diamatrix MX is a South African mailbox and mail exchange provider serving regional organisations, primarily in the .co.za space. It functions as mail infrastructure—handling inbound and outbound message routing for its users—rather than as a consumer email service.

Diamatrix MX's footprint is concentrated amongst smaller organisations rather than the largest international brands, and it is frequently deployed alongside MailChannels. For senders targeting South African infrastructure, understanding Diamatrix MX's routing requirements and integration patterns is important for reliable delivery; for those operating mail systems on this platform, the infrastructure choices—particularly around third-party filtering layers—directly affect both security and deliverability.

Where Diamatrix MX (ZA) sits in the Tranco ranking

Tranco rank bandDomainsShare of its base
Top 1,00000.0%
Top 10,00000.0%
Top 100,00023.0%
Top 1,000,0004668.7%
Unranked1928.4%

Top-level domain split

TLDDomainsShare
.co.za5480.6%
.com1116.4%
.online11.5%
.net11.5%

What Diamatrix MX (ZA) users also use

Cross-tabulated from the same daily snapshot — the other email services seen on the same 67 domains.

TypeServiceDomainsShare of Diamatrix MX (ZA) users
ESPMailChannels57.5%
ESPMailgun34.5%
ESPSendGrid (Twilio)11.5%
ESPMailerSend11.5%
ESPElastic Email11.5%

Regional footprint and testing scope

Diamatrix MX's presence is concentrated in the South African market and primarily amongst smaller organisations rather than the largest international brands. Senders conducting global email campaigns may encounter it relatively infrequently, but those targeting South African recipients or testing deliverability across diverse regional infrastructure should include Diamatrix MX in their scope to ensure compatibility with regional routing and authentication patterns.

See the full Diamatrix MX (ZA) data page (KPI cards, trend, sample domains) →

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Frequently asked questions

Do I need to test email deliverability against Diamatrix MX?

If your recipient base includes South Africa, testing against Diamatrix MX is worthwhile given its regional concentration; for purely global campaigns without specific South African focus, it may be a lower priority.

How many domains use Diamatrix MX (ZA)?

67 domains in the Tranco top-1M use Diamatrix MX (ZA) as their mailbox provider as of July 13, 2026 (0.01% of domains with MX records), according to Live Direct Marketing's daily DNS scan.

Is Diamatrix MX (ZA) common enough to affect email deliverability testing?

Diamatrix MX (ZA) accounts for 0.01% of domains with MX records 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 Diamatrix MX (ZA) most?

Diamatrix MX (ZA)'s largest TLD is .co.za (80.6% of its domains); it appears across 4 TLDs in total.

Other mailbox providers

Self-Hosted (22.44%)Google Workspace (21.79%)Microsoft 365 (16.74%)Unknown / Other (7.54%)Generic / unmatched (mx*.*) (2.57%)Proofpoint (1.90%)Generic / unmatched (mail.*) (1.75%)Yandex 360 (1.64%)Cloudflare Email Routing (1.60%)Mimecast (1.52%)