Shutdown of NIST NTP servers hosted at University of Colorado

1

From NIST: “The time servers at the JILA/University of Colorado site with IP addresses 128.138.x.y will be permanently shutdown on 30 May 2025. The servers at the other sites will not be affected.”

The complete list of public NIST servers can be found here.

2

Ohhh :frowning:
Do you know the reason for the shutdown ?

3

The announcement didn’t have any details:

You can subscribe to it via email to:

internet-time-service+subscribe@list.nist.gov

4

It may be related to Judah Levine’s retirement, also effective at the end of the month.

2 Likes