Is telstra.com.au legit? .au domain age, owner and risk check

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telstra.com.aulow risk (5/100). first certificate 2015-02-18 (4274 days ago)

Domain age: 11.7 years (first certificate 2015-02-18)

Certificate history: 4741 certificates (Let's Encrypt, Google Trust Services)

History gap: continuous

Current certificate: valid to 2027-05-15

AI triage: not triaged (established before AI triage began)

Agent investigation: not needed

Registered business (ABN register, matched by name, not proof of ownership): TELSTRA LIMITED, ABN 64 086 174 781.

namespace: .com.au

first seen: 2015-02-18

last seen: 2026-10-31

certificates: 4741

hostnames: 3003

data as of: 2026-11-01