Google Public NTP [AS15169]:
time.google.com
time1.google.com
time2.google.com
time3.google.com
time4.google.com
time.android.com
Serviço de Sincronização de Tempo da Amazon [AS16509, AS14618, AS399991]:
time.aws.com
amazon.pool.ntp.org
0.amazon.pool.ntp.org
1.amazon.pool.ntp.org
2.amazon.pool.ntp.org
3.amazon.pool.ntp.org
Cloudflare NTP [AS13335]:
time.cloudflare.com
Facebook NTP [AS32934]:
time.facebook.com
time1.facebook.com
time2.facebook.com
time3.facebook.com
time4.facebook.com
time5.facebook.com
Servidor NTP da Microsoft [AS8075]:
time.windows.com
Servidor NTP da Apple [AS714, AS6185]:
time.apple.com
time-macos.apple.com
time-ios.apple.com
time1.apple.com
time2.apple.com
time3.apple.com
time4.apple.com
time5.apple.com
time6.apple.com
time7.apple.com
time.euro.apple.com
DEC/Compaq/HP:
clepsydra.dec.com/clepsydra.labs.hp.com/clepsydra.hpl.hp.com/usno.labs.hp.com
Serviço de Tempo da Internet NIST (ITS) [AS49, AS104]:
time-a-g.nist.gov
time-b-g.nist.gov
time-c-g.nist.gov
time-d-g.nist.gov
time-a-wwv.nist.gov
time-b-wwv.nist.gov
time-c-wwv.nist.gov
time-d-wwv.nist.gov
time-a-b.nist.gov
time-b-b.nist.gov
time-c-b.nist.gov
time-d-b.nist.gov
time.nist.gov
time-e-b.nist.gov
time-e-g.nist.gov
time-e-wwv.nist.gov
time-nw.nist.gov
time-a.nist.gov
time-b.nist.gov
utcnist.colorado.edu
utcnist2.colorado.edu
VNIIFTRI:
Stratum 1:
ntp1.vniiftri.ru
ntp2.vniiftri.ru
ntp3.vniiftri.ru
ntp4.vniiftri.ru
ntp.sstf.nsk.ru
ntp1.niiftri.irkutsk.ru
ntp2.niiftri.irkutsk.ru
vniiftri.khv.ru
vniiftri2.khv.ru
Stratum 2:
ntp21.vniiftri.ru
Mobatime:
Stratum 1:
ntp.mobatime.ru
SERVIDORES NTP:
ntp0.ntp-servers.net
ntp1.ntp-servers.net
ntp2.ntp-servers.net
ntp3.ntp-servers.net
ntp4.ntp-servers.net
ntp5.ntp-servers.net
ntp6.ntp-servers.net
ntp7.ntp-servers.net
Stratum 1:
ntp1.stratum1.ru
ntp2.stratum1.ru
ntp3.stratum1.ru
ntp4.stratum1.ru
ntp5.stratum1.ru
Stratum 2:
ntp1.stratum2.ru Москва
ntp2.stratum2.ru
ntp3.stratum2.ru
ntp4.stratum2.ru
ntp5.stratum2.ru
Stratum1:
Stratum 1:
stratum1.net
time.in.ua:
Stratum 1:
ntp.time.in.ua
ntp2.time.in.ua
Stratum 2:
ntp3.time.in.ua
Company Delfa Co. Ltd. [AS8915]:
ntp.ru
ACO.net [AS1853]:
ts1.aco.net
ts2.aco.net
Berkeley [AS25]:
Stratum 1:
ntp1.net.berkeley.edu
ntp2.net.berkeley.edu
Universidade Estadual da Geórgia [AS10631]:
ntp.gsu.edu
Universidade de Saskatchewan [AS22950]:
tick.usask.ca
tock.usask.ca
NSU [AS3335]:
Stratum 2:
ntp.nsu.ru
ITAEC [AS41783]:
ntp.psn.ru
RSU [AS47124]:
Stratum 1:
ntp.rsu.edu.ru
Instituto Nacional de Tecnologia da Informação e Comunicações [AS9355]:
ntp.nict.jp
NTT [AS2914]:
x.ns.gin.ntt.net
y.ns.gin.ntt.net
Servidores NTP Stratum 1 públicos da HE.net [AS6939]:
clock.sjc.he.net
clock.fmt.he.net
clock.nyc.he.net
TRC Fiord [AS28917]:
ntp.fiord.ru
Serviço NTP da Netnod [AS57021]:
Stratum 1:
Goteborg:
gbg1.ntp.se
gbg2.ntp.se
Malmö:
mmo1.ntp.se
mmo2.ntp.se
Estocolmo:
sth1.ntp.se
sth2.ntp.se
Sundsvall:
svl1.ntp.se
svl2.ntp.se
Endereço Anycast para os servidores NTP acima:
ntp.se
QiX NTP [AS14086]:
ntp.qix.ca
ntp1.qix.ca
ntp2.qix.ca
YYCIX NTP [AS396515]:
ntp.yycix.ca
MSK-IX NTP [AS43832]:
Stratum 1:
ntp.ix.ru
Hetzner Online [AS24940]:
ntp1.hetzner.de
ntp2.hetzner.de
ntp3.hetzner.de
Trabia-Network [AS43289]:
time-a.as43289.net
time-b.as43289.net
time-c.as43289.net
RIPE [AS3333]:
ntp.ripe.net
Internet Systems Consortium [AS1280]:
clock.isc.org (anteriormente ntp.isc.org)
TimeNL/SIDN Labs [AS1140]:
ntp.time.nl (ntp1.time.nl)
Kantonsschule Zug [AS34288]:
ntp0.as34288.net
ntp1.as34288.net
INTERNET MULTIFEED CO. [AS7521]:
ntp1.jst.mfeed.ad.jp
ntp2.jst.mfeed.ad.jp
ntp3.jst.mfeed.ad.jp
Academia Chinesa de Ciências, Centro Nacional de Serviço de Tempo [AS4808, AS9808, AS23724]:
ntp.ntsc.ac.cn
Nat Morris [AS30746]:
Stratum 1:
ntp.nat.ms
NTP Pool:
pool.ntp.org
0.pool.ntp.org
1.pool.ntp.org
2.pool.ntp.org
3.pool.ntp.org
europe.pool.ntp.org
0.europe.pool.ntp.org
1.europe.pool.ntp.org
2.europe.pool.ntp.org
3.europe.pool.ntp.org
asia.pool.ntp.org
0.asia.pool.ntp.org
1.asia.pool.ntp.org
2.asia.pool.ntp.org
3.asia.pool.ntp.org
ru.pool.ntp.org
0.ru.pool.ntp.org
1.ru.pool.ntp.org
2.ru.pool.ntp.org
3.ru.pool.ntp.org
north-america.pool.ntp.org
0.north-america.pool.ntp.org
1.north-america.pool.ntp.org
2.north-america.pool.ntp.org
3.north-america.pool.ntp.org
0.gentoo.pool.ntp.org
1.gentoo.pool.ntp.org
2.gentoo.pool.ntp.org
3.gentoo.pool.ntp.org
0.arch.pool.ntp.org
1.arch.pool.ntp.org
2.arch.pool.ntp.org
3.arch.pool.ntp.org
0.fedora.pool.ntp.org
1.fedora.pool.ntp.org
2.fedora.pool.ntp.org
3.fedora.pool.ntp.org
0.opensuse.pool.ntp.org
1.opensuse.pool.ntp.org
2.opensuse.pool.ntp.org
3.opensuse.pool.ntp.org
0.centos.pool.ntp.org
1.centos.pool.ntp.org
2.centos.pool.ntp.org
3.centos.pool.ntp.org
0.debian.pool.ntp.org
1.debian.pool.ntp.org
2.debian.pool.ntp.org
3.debian.pool.ntp.org
0.askozia.pool.ntp.org
1.askozia.pool.ntp.org
2.askozia.pool.ntp.org
3.askozia.pool.ntp.org
0.freebsd.pool.ntp.org
1.freebsd.pool.ntp.org
2.freebsd.pool.ntp.org
3.freebsd.pool.ntp.org
0.netbsd.pool.ntp.org
1.netbsd.pool.ntp.org
2.netbsd.pool.ntp.org
3.netbsd.pool.ntp.org
0.openbsd.pool.ntp.org
1.openbsd.pool.ntp.org
2.openbsd.pool.ntp.org
3.openbsd.pool.ntp.org
0.dragonfly.pool.ntp.org
1.dragonfly.pool.ntp.org
2.dragonfly.pool.ntp.org
3.dragonfly.pool.ntp.org
0.pfsense.pool.ntp.org
1.pfsense.pool.ntp.org
2.pfsense.pool.ntp.org
3.pfsense.pool.ntp.org
0.opnsense.pool.ntp.org
1.opnsense.pool.ntp.org
2.opnsense.pool.ntp.org
3.opnsense.pool.ntp.org
0.smartos.pool.ntp.org
1.smartos.pool.ntp.org
2.smartos.pool.ntp.org
3.smartos.pool.ntp.org
0.android.pool.ntp.org
1.android.pool.ntp.org
2.android.pool.ntp.org
3.android.pool.ntp.org
0.amazon.pool.ntp.org
1.amazon.pool.ntp.org
2.amazon.pool.ntp.org
3.amazon.pool.ntp.org
0.ubnt.pool.ntp.org
1.ubnt.pool.ntp.org
2.ubnt.pool.ntp.org
3.ubnt.pool.ntp.org
Outros:
.mil:
tick.usno.navy.mil
tock.usno.navy.mil
ntp2.usno.navy.mil
.edu:
utcnist.colorado.edu
utcnist2.colorado.edu
timekeeper.isi.edu
rackety.udel.edu
mizbeaver.udel.edu
otc1.psu.edu
gnomon.cc.columbia.edu
navobs1.gatech.edu
navobs1.wustl.edu
now.okstate.edu
ntp.colby.edu
ntp-s1.cise.ufl.edu
bonehed.lcs.mit.edu
level1e.cs.unc.edu
tick.ucla.edu
tick.uh.edu
.com:
ntpstm.netbone-digital.com
nist1.symmetricom.com
ntp.quintex.com
ntp1.conectiv.com
tock.usshc.com
.net:
t2.timegps.net
gps.layer42.net
ntp-ca.stygium.net
sesku.planeacion.net
ntp0.nl.uu.net
ntp1.nl.uu.net
navobs1.oar.net
ntp-galway.hea.net
.org:
ntp1.ona.org
ntp.your.org
ntp.mrow.org
.de:
time.fu-berlin.de
ntps1-0.cs.tu-berlin.de
ntps1-1.cs.tu-berlin.de
ntps1-0.uni-erlangen.de
ntps1-1.uni-erlangen.de
ntp1.fau.de
ntp2.fau.de
ntp.dianacht.de
zeit.fu-berlin.de
ptbtime1.ptb.de
ptbtime2.ptb.de
rustime01.rus.uni-stuttgart.de
rustime02.rus.uni-stuttgart.de
.nl:
chime1.surfnet.nl
ntp.vsl.nl
.at:
asynchronos.iiss.at
.cz:
ntp.nic.cz
time.ufe.cz
.pl:
ntp.fizyka.umk.pl
tempus1.gum.gov.pl
tempus2.gum.gov.pl
.ro:
ntp1.usv.ro
ntp3.usv.ro
.se:
timehost.lysator.liu.se
time1.stupi.se
.ca:
time.nrc.ca
clock.uregina.ca
.mx:
cronos.cenam.mx
ntp.lcf.mx
.es:
hora.roa.es
minuto.roa.es
.it:
ntp1.inrim.it
ntp2.inrim.it
.be:
ntp1.oma.be
ntp2.oma.be
.hu:
ntp.atomki.mta.hu
.eus:
ntp.i2t.ehu.eus
.ch:
ntp.neel.ch
.cn:
ntp.neu.edu.cn
.jp:
ntp.nict.jp
.br:
ntps1.pads.ufrj.br
.cl:
ntp.shoa.cl
.int:
time.esa.int
time1.esa.int
http://support.ntp.org/bin/view/Servers/StratumOneTimeServers
http://support.ntp.org/bin/view/Servers/StratumTwoTimeServers
http://support.ntp.org/bin/view/Servers/NTPPoolServers
http://www.pool.ntp.org/zone/@
http://www.pool.ntp.org/zone/asia
http://www.pool.ntp.org/zone/europe
http://www.pool.ntp.org/zone/north-america
http://www.pool.ntp.org/zone/oceania
http://www.pool.ntp.org/zone/south-america
https://time.nl/
https://time.nl/index_en.html
http://time.in.ua/
https://www.chrony.eu/status
https://www.ntp-server.de/ntp-server-deutschland/
https://www.ntp-server.de/ntp-server-oesterreich/
https://www.ntp-server.de/ntp-server-schweiz/
https://www.he.net/adm/ntp.html