At a glance
The fastest way to read costco.co.uk: country United States, age 27.5 yrs, SSL OK, registrar CSC Corporate Domains, Inc. Each of those points is expanded in the sections that follow.
Domain age
The domain has been registered for roughly 27.5 years, which puts it in the "mature" maturity bracket. Older domains are statistically less risky than freshly registered ones.
Certificate health
The certificate currently presented by costco.co.uk resolves as: OK. Valid certificates from a recognised CA are required for credit-card or login traffic.
Server jurisdiction
The IP behind costco.co.uk sits in United States, on infrastructure provided by Unknown. Disputes or DMCA notices typically follow that jurisdiction.
Should you trust costco.co.uk?
Our score is purely technical. Sites with valid SSL, several years of history and a reputable registrar tend to score higher, but that does not exclude scams. Always combine this report with content judgement.
Where costco.co.uk lands
On a 0-100 scale, our automated check places costco.co.uk at 100 — that is the "very_safe" band. Combine with your own judgement for the final call.