147.78.228.41
ntp1.vmar.se
162.159.200.123
time.cloudflare.com
192.36.143.130
45.154.255.240
ntp.keff.org

2606:4700:f1::1
2606:4700:f1::123
2a01:3f7:6:1::1
2a01:3f7:7:2::1