Aruba Business (IT) mailbox provider

According to Live Direct Marketing's daily Tranco top-1M scan (September 7, 2026), Aruba Business (IT) is the mailbox provider for 352 domains — 0.05% of 666,076 domains with MX records. Detection method: primary MX record (lowest preference).

Key facts

Why Aruba Business (IT) appears in this category

Aruba B2B branding, larger SMB clients.

We classify it as a hosting mail bundle from primary MX record (lowest preference) matching a maintained provider rule. This is infrastructure attribution from public DNS, not evidence of a direct contract or exclusive use.

Aruba Business (IT) is the business email hosting service of Aruba, an Italian domain registrar and hosting provider. It serves mailbox infrastructure for small-to-medium businesses across the Italian market.

Aruba Business appears in the long tail of smaller websites rather than among the largest global providers, with concentration in the .it namespace. For senders targeting Italian SMBs and recipients on .it domains, it represents a regional infrastructure point where authentication compliance directly influences inbox placement.

Where Aruba Business (IT) sits in the Tranco ranking

Tranco rank bandDomainsShare of its base
Top 1,00000.0%
Top 10,00020.6%
Top 100,000144.0%
Top 1,000,00033394.6%
Unranked30.9%

Top-level domain split

TLDDomainsShare
.it20859.1%
.com9928.1%
.net185.1%
.eu82.3%
.cloud41.1%
.org30.9%
.info20.6%
.tv20.6%
.us10.3%
.ch10.3%

What Aruba Business (IT) users also use

Cross-tabulated from the same daily snapshot — the other email services seen on the same 352 domains.

TypeServiceDomainsShare of Aruba Business (IT) users
ESPMailUp226.2%
ESPAmazon SES113.1%
ESPTurbo-SMTP72.0%
ESPBrevo (ex-Sendinblue)72.0%
ESPElastic Email51.4%
ESPSendGrid (Twilio)41.1%
ESPMandrill41.1%
ESPMailjet (Sinch)41.1%
ESPMailchimp30.9%
ESPMailgun30.9%

SPF and DKIM compliance for Italian-market recipients

Aruba Business mailboxes predominantly serve Italian small-to-medium businesses, often integrated alongside regional email-marketing platforms such as MailUp. SPF and DKIM records must be correctly configured and aligned with your sending infrastructure to achieve consistent inbox placement, particularly for senders originating outside Italy.

See the full Aruba Business (IT) data page (KPI cards, trend, sample domains) →

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Frequently asked questions

Should I test my email campaigns against Aruba Business (IT)?

If your recipient base includes Italian SMBs or organisations on .it domains, testing against Aruba Business is worthwhile — it serves as the primary mailbox endpoint for many smaller Italian enterprises. Ensure your SPF and DKIM records are valid and properly aligned with your sending infrastructure.

How many domains use Aruba Business (IT)?

352 domains in the Tranco top-1M use Aruba Business (IT) as their mailbox provider as of September 7, 2026 (0.05% of domains with MX records), according to Live Direct Marketing's daily DNS scan.

Is Aruba Business (IT) common enough to affect email deliverability testing?

Aruba Business (IT) accounts for 0.05% 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 Aruba Business (IT) most?

Aruba Business (IT)'s largest TLD is .it (59.1% of its domains); it appears across 16 TLDs in total.

Other mailbox providers

Self-Hosted (22.57%)Google Workspace (21.65%)Microsoft 365 (16.95%)Unknown / Other (6.59%)Generic / unmatched (mx*.*) (2.53%)Proofpoint (1.89%)Generic / unmatched (mail.*) (1.78%)Cloudflare Email Routing (1.73%)Yandex 360 (1.61%)Mimecast (1.46%)