I've mostly moved to using time.cloudflare.com [1], in addition to the relevant ntp.org pools, because the ntp pool servers could often be wildly variable, whil

I've mostly moved to using time.cloudflare.com [1], in addition to the relevant ntp.org pools, because the ntp pool servers could often be wildly variable, while the cloudflare service appears to have been more stable. [1] https://blog.cloudflare.com/secure-time/ https://blog.cloudflare.com/secure-time/