Connect to NTP Servers
Netnod provides the following Internet time servers (Stratum-1) which are public and can be reached at:
Anycast address for nearest NTP server of the above:
Research Institutes of Sweden (RISE)
The Research Institutes of Sweden (RISE) provides an NTP service. The service is free of charge and is provided by four NTP-servers for both IPv4 and IPv6.
RISE Borås :
ntp1.sptime.se 188.8.131.52 2001:6b0:42:1::123
ntp2.sptime.se 184.108.40.206 2001:6b0:42:2::123
RISE location in Stockholm:
ntp3.sptime.se 220.127.116.11 2001:6b0:42:3::123
ntp4.sptime.se 18.104.22.168 2001:6b0:42:4::123
Below you will find information about activities within national and international time keeping, time synchronisation, research and calibration services.
More about the Netnod NTP services
More information about the Netnod's NTP services can be found here