SiteSell SBI! email service provider (ESP)

According to Live Direct Marketing's daily Tranco top-1M scan (September 14, 2026), SiteSell SBI! is the email service provider (ESP) for 25 domains — 0.00% of 637,677 SPF-publishing domains. Detection method: include: mechanisms in the SPF record.

Key facts

Why SiteSell SBI! appears in this category

SiteSell Solo Build It! — affiliate marketing newsletter 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.

What the data shows

96.0% of its domains sit outside the top 100,000 — a long-tail footprint spread across smaller sites. Its single largest TLD is .com at 96.0% of its domains — a strong concentration across 2 TLDs overall. The service most often seen alongside it is Unknown / Other (mailbox provider), on 60.0% of its domains.

Where SiteSell SBI! sits in the Tranco ranking

Tranco rank bandDomainsShare of its base
Top 1,00000.0%
Top 10,00000.0%
Top 100,00000.0%
Top 1,000,0002496.0%
Unranked14.0%

Top-level domain split

TLDDomainsShare
.com2496.0%
.net14.0%

What SiteSell SBI! users also use

Cross-tabulated from the same daily snapshot — the other email services seen on the same 25 domains.

TypeServiceDomainsShare of SiteSell SBI! users
MailboxUnknown / Other1560.0%
MailboxGoogle Workspace624.0%
MailboxMicrosoft 36514.0%
MailboxSelf-Hosted14.0%
MailboxZoho Mail14.0%
ESPMailerLite28.0%
ESPSenderSRV14.0%
ESPMailChannels14.0%
ESPZoho Campaigns14.0%

See the full SiteSell SBI! data page (KPI cards, trend, sample domains) →

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Frequently asked questions

How many domains use SiteSell SBI!?

25 domains in the Tranco top-1M use SiteSell SBI! as their email service provider (ESP) as of September 14, 2026 (0.00% of SPF-publishing domains), according to Live Direct Marketing's daily DNS scan.

Is SiteSell SBI! common enough to affect email deliverability testing?

SiteSell SBI! accounts for 0.00% 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 SiteSell SBI! most?

SiteSell SBI!'s largest TLD is .com (96.0% of its domains); it appears across 2 TLDs in total.

Other email service provider (ESP)s

Amazon SES (6.16%)SendGrid (Twilio) (4.62%)Mailgun (4.00%)Zendesk (3.75%)Mailchimp (3.57%)Mandrill (3.24%)HubSpot (3.11%)Salesforce (2.54%)Mailjet (Sinch) (2.12%)Cloudflare Email Routing (1.95%)