r4 - 2022-06-20 - 15:52:10 - BasHeijermansYou are here: NTP >  Servers Web > PublicTimeServer001706
NTP users are strongly urged to take immediate action to ensure that their NTP daemons are not susceptible to being used in distributed denial-of-service (DDoS) attacks. Please also take this opportunity to defeat denial-of-service attacks by implementing Ingress and Egress filtering through BCP38.

ntp-4.2.8p15 was released on 23 June 2020. It addresses 1 medium-severity security issue in ntpd, and provides 13 non-security bugfixes over 4.2.8p13.

Please see the NTP Security Notice for vulnerability and mitigation details.

Are you using Autokey in production? If so, please contact Harlan - he's got some questions for you.

Please use ntp.heppen.be and not on IP-adres as we serve from 4 servers.

  • Server list entry maintainer:
ServerStratum StratumTwo
CountryCode BE
Hostname ntp.heppen.be
IP Address
IPv6 Address

UseDNS Yes
PoolMember No
ServerLocation Multiple servers, we have a DNS-pool of multiple servers.
HostOrganization Heppen.be - Online Websdr ON5HB

ServerSynchronization PPS - GPS - other servers
ServiceArea European Union
AccessPolicy OpenAccess
AccessDetails Use pool ntp.heppen.be not the IP-adres.
NotificationMessage No
AutoKey No

SymmetricKey No


ServerContact bas@heppen.be
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