# Apple
# regexp:^time(.euro)?.apple.com$
full:time.apple.com
full:time.euro.apple.com

# Facebook
# regexp:^time([1-5])?\.facebook\.com$
full:time.facebook.com
full:time1.facebook.com
full:time2.facebook.com
full:time3.facebook.com
full:time4.facebook.com
full:time5.facebook.com

# Google
# regexp:^time([1-4])?.google.com$
full:time.google.com
full:time1.google.com
full:time2.google.com
full:time3.google.com
full:time4.google.com

# NIST: https://tf.nist.gov/tf-cgi/servers.cgi
# regexp:^((((ut1-wwv)|(ntp\-(b|d|wwv))|(time(\-(([a-e]\-(g|b))|([a-e]\-wwv)))?))\.nist\.gov)|((ntp-c|ut1-time)|(utcnist(2|3)?))\.colorado\.edu)$
full:ut1-wwv.nist.gov
full:ntp-b.nist.gov
full:ntp-d.nist.gov
full:ntp-wwv.nist.gov
full:time.nist.gov
full:time-a-g.nist.gov
full:time-b-g.nist.gov
full:time-c-g.nist.gov
full:time-d-g.nist.gov
full:time-e-g.nist.gov
full:time-a-b.nist.gov
full:time-b-b.nist.gov
full:time-c-b.nist.gov
full:time-d-b.nist.gov
full:time-e-b.nist.gov
full:time-a-wwv.nist.gov
full:time-b-wwv.nist.gov
full:time-c-wwv.nist.gov
full:time-d-wwv.nist.gov
full:time-e-wwv.nist.gov
full:ntp-c.colorado.edu
full:ut1-time.colorado.edu
full:utcnist.colorado.edu
full:utcnist2.colorado.edu
full:utcnist3.colorado.edu

# NTP-servers: https://ntp-servers.net/servers.html
# regexp:^ntp[0-7]\.ntp-servers\.net$
full:ntp0.ntp-servers.net
full:ntp1.ntp-servers.net
full:ntp2.ntp-servers.net
full:ntp3.ntp-servers.net
full:ntp4.ntp-servers.net
full:ntp5.ntp-servers.net
full:ntp6.ntp-servers.net
full:ntp7.ntp-servers.net

clock.isc.org
ntp.fiord.ru
ntp.nat.ms
ntp.nic.cz
ntp.ripe.net
ntp.se
ntp.ufe.cz
pool.ntp.org
time.cloudflare.com
time.nrc.ca
time.windows.com

include:category-ntp-cn
include:category-ntp-jp