Snapshot
Snapshot of jupyter.org: 12.1 years old, hosted in United States, ISP Unknown, HTTPS OK.
Lifespan
Counting from registration day, jupyter.org has been around for approximately 12.1 years through Key-Systems GmbH — within the "mature" maturity bracket of our scoring model.
Connection security
We performed a TLS handshake against jupyter.org and got: OK. Combined with the registrar (Key-Systems GmbH) and country (United States), this gives a baseline security view.
Network footprint
From a network perspective, jupyter.org is hosted in United States 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
jupyter.org currently ranks very_safe with a score of 100/100, based purely on public infrastructure facts.