1# $OpenBSD: ntpd.conf,v 1.5 2019/11/11 16:44:37 deraadt Exp $ 2# sample ntpd configuration file, see ntpd.conf(5) 3 4# Addresses to listen on (ntpd does not listen by default) 5#listen on * 6 7# sync to a single server 8#server ntp.example.org 9 10# use a random selection of NTP Pool Time Servers 11# see http://support.ntp.org/bin/view/Servers/NTPPoolServers 12servers pool.ntp.org 13 14# time server with excellent global adjacency 15server time.cloudflare.com 16 17# use a specific local timedelta sensor (radio clock, etc) 18sensor nmea0 trusted 19 20# use all detected timedelta sensors 21#sensor * 22 23# get the time constraint from a well-known HTTPS site 24constraint from "9.9.9.9" # quad9 v4 without DNS 25constraint from "2620:fe::fe" # quad9 v6 without DNS 26constraints from "www.google.com" # intentionally not 8.8.8.8 27