Optin.com.au offers marketing services for clients on the internet
Optin.com.au is the web presence for Returnity Pty Ltd, a Sydney-based email marketing and digital marketing company serving Australian businesses. The company specialises in creating targeted email campaigns aimed at delivering measurable return on investment, offering both a self-service web-based platform and a fully managed service. It is contactable via a Sydney CBD postal address and phone number.
Verifying against the live site and live WHOIS/DNS…
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Authority
—/100
Safety
82/100
1 of 2 safety checks passed (Sep 7, 2026).
AboutUs has not vetted this site. 1 of 2 automated safety check did not pass. Everything below is what we could measure automatically. Anything you do on the site — paying, sharing personal details, downloading — is between you and the site, not AboutUs.
Current facts
What AboutUs observed on the live site and in WHOIS/DNS today. These are measurements, not an endorsement of the site.
checked now
Registrar today: Synergy Wholesale Accreditations Pty Ltd — unchanged since AboutUs began tracking (Jul 23, 2026).
Authority: not enough signals yetSome caution flags
Why we're not scoring this yet
We withhold an authority number until independent evidence (global rank, link-graph presence) has accrued. The facts we do have about this site are shown below — we'd rather say “not enough signals yet” than invent a low score.
Safety evidence
No valid HTTPS today
No MX and no DMARC (mild)
Site history
Dated record — historical facts always carry their date.