Snapshot
Snapshot of opendefinition.org: 19.3 years old, hosted in Unknown, ISP Unknown, HTTPS OK.
Connection security
We performed a TLS handshake against opendefinition.org and got: OK. Combined with the registrar (Gandi SAS) and country (Unknown), this gives a baseline security view.
Lifespan
Counting from registration day, opendefinition.org has been around for approximately 19.3 years through Gandi SAS — within the "mature" maturity bracket of our scoring model.
Network footprint
From a network perspective, opendefinition.org is hosted in Unknown through Unknown. This affects latency, applicable law and abuse-handling channels.
Reputation signals
Public infrastructure alone cannot prove a site is safe — it can only show whether it follows industry baselines (HTTPS, mature registration, traceable WHOIS). For trust beyond that, cross-check user reviews and your own communication with the operator.
In one sentence
opendefinition.org currently ranks very_safe with a score of 95/100, based purely on public infrastructure facts.