Synergy Wholesale (AU) email service provider (ESP)

According to Live Direct Marketing's daily Tranco top-1M scan (July 13, 2026), Synergy Wholesale (AU) is the email service provider (ESP) for 151 domains — 0.02% of 617,702 SPF-publishing domains. Detection method: include: mechanisms in the SPF record.

Key facts

Synergy Wholesale (AU) is an Australian email service provider serving small- to medium-sized businesses primarily within Australia. The company operates as an on-premises and hybrid email platform, often integrated into broader hosted email or Microsoft 365 arrangements for Australian organisations.

In SPF record analysis across the Tranco top-1M, Synergy Wholesale appears as an SPF include mechanism predominantly among smaller, regionally-focused sites rather than globally recognised brands. Its footprint concentrates in the .com.au namespace, reflecting a primarily local Australian customer base. Mail administrators and senders interacting with Australian small business infrastructure will encounter Synergy Wholesale SPF entries regularly, particularly when supporting domains in the Australian market.

Where Synergy Wholesale (AU) sits in the Tranco ranking

Tranco rank bandDomainsShare of its base
Top 1,00000.0%
Top 10,00010.7%
Top 100,000138.6%
Top 1,000,00013488.7%
Unranked32.0%

Top-level domain split

TLDDomainsShare
.com.au9160.3%
.net.au2013.2%
.com149.3%
.net106.6%
.au53.3%
.host21.3%
.nz21.3%
.org21.3%
.digital21.3%
.io10.7%

What Synergy Wholesale (AU) users also use

Cross-tabulated from the same daily snapshot — the other email services seen on the same 151 domains.

TypeServiceDomainsShare of Synergy Wholesale (AU) users
MailboxMicrosoft 3654932.5%
MailboxSelf-Hosted4127.2%
MailboxGoogle Workspace2919.2%
MailboxUnknown / Other159.9%
MailboxGeneric / unmatched (mx*.*)42.6%
MailboxProofpoint Essentials21.3%
ESPMailChannels159.9%
ESPSendGrid (Twilio)117.3%
ESPCampaign Monitor96.0%
ESPMailchimp96.0%

Deployment pattern with Microsoft 365 and hybrid mail architecture

Synergy Wholesale appears most commonly in SPF configurations alongside Microsoft 365, indicating it frequently serves as an on-premises or hybrid mail routing layer for Australian small businesses using cloud-based email. This creates multi-include SPF records where Synergy Wholesale entries sit alongside Outlook and Exchange Online mechanisms. For mail administrators supporting Australian businesses, this pairing signals a small organisation running both local mail infrastructure and cloud email services, which affects SPF record complexity and DMARC policy enforcement on the sending side.

See the full Synergy Wholesale (AU) data page (KPI cards, trend, sample domains) →

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Frequently asked questions

Should I test email deliverability against Synergy Wholesale's mail servers?

If your audience includes Australian small businesses operating <code>.com.au</code> domains, testing against Synergy Wholesale is advisable as part of regional inbox placement audits. However, its long-tail presence means it is not a priority for global ESP testing; prioritise it only if you actively serve the Australian small-business segment.

How many domains use Synergy Wholesale (AU)?

151 domains in the Tranco top-1M use Synergy Wholesale (AU) as their email service provider (ESP) as of July 13, 2026 (0.02% of SPF-publishing domains), according to Live Direct Marketing's daily DNS scan.

Is Synergy Wholesale (AU) common enough to affect email deliverability testing?

Synergy Wholesale (AU) accounts for 0.02% 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 Synergy Wholesale (AU) most?

Synergy Wholesale (AU)'s largest TLD is .com.au (60.3% of its domains); it appears across 12 TLDs in total.

Other email service provider (ESP)s

Amazon SES (6.21%)SendGrid (Twilio) (4.76%)Mailgun (4.11%)Zendesk (3.86%)Mailchimp (3.69%)Mandrill (3.36%)HubSpot (3.18%)Salesforce (2.62%)Mailjet (Sinch) (2.13%)Cloudflare Email Routing (1.80%)