# Latest **URL:** https://community.ntppool.org/latest.md?page=2 [Latest](https://community.ntppool.org/latest.md) · [Categories](https://community.ntppool.org/categories.md) · [Tags](https://community.ntppool.org/tags.md) **Page:** 3 --- ## [New Server Add issue](https://community.ntppool.org/t/new-server-add-issue/4380)
**Author:** [@mehedims](https://community.ntppool.org/u/mehedims)\ **Replies:** 11\ **Last updated:** [May 11, 2026, 1:35pm UTC](https://community.ntppool.org/t/new-server-add-issue/4380 "2026-05-11T13:35:39Z")
Hello, am trying to add new 2-server in the pool . but it showing only Could not check NTP status. My time server is work without issue, my location is Bangladesh. how i fix it? --- ## [Could not check NTP status. Verified open with w32tm but no hits in tcpdump from monitors](https://community.ntppool.org/t/could-not-check-ntp-status-verified-open-with-w32tm-but-no-hits-in-tcpdump-from-monitors/4409)
**Author:** [@nait85](https://community.ntppool.org/u/nait85)\ **Replies:** 3\ **Last updated:** [May 11, 2026, 8:53am UTC](https://community.ntppool.org/t/could-not-check-ntp-status-verified-open-with-w32tm-but-no-hits-in-tcpdump-from-monitors/4409 "2026-05-11T08:53:15Z")
I’m having a weird issue trying to add my new server (80.217.228.9) to the pool. I keep getting the “Could not check NTP status” error, even though I’ve confirmed it’s actually reachable from the outside. IP: 80.217.228… --- ## [Still issues, or...?](https://community.ntppool.org/t/still-issues-or/4355)
**Author:** [@marco.davids](https://community.ntppool.org/u/marco.davids)\ **Replies:** 13\ **Last updated:** [May 11, 2026, 7:03am UTC](https://community.ntppool.org/t/still-issues-or/4355 "2026-05-11T07:03:41Z")
I noticed this on https://status.ntppool.org/ - is that still an ongoing issue? I’m asking, because I have some issues with https://manage.beta.grundclock.com/ - I can’t add servers and the NTP Check doesn’t work eit… --- ## [Need suggestions on dealing with SNTP clients running on cron jobs](https://community.ntppool.org/t/need-suggestions-on-dealing-with-sntp-clients-running-on-cron-jobs/4406)
**Author:** [@imi415](https://community.ntppool.org/u/imi415)\ **Replies:** 1\ **Last updated:** [May 9, 2026, 5:24am UTC](https://community.ntppool.org/t/need-suggestions-on-dealing-with-sntp-clients-running-on-cron-jobs/4406 "2026-05-09T05:24:00Z")
I have an IPv4 NTP server running in the pool for several months now, and it has been quite a problem for me that it seems there are large amount of clients which run some sort of synchronization script on a fixed absolu… --- ## [Ubuntu / Canonical issues](https://community.ntppool.org/t/ubuntu-canonical-issues/4400)
**Author:** [@marco.davids](https://community.ntppool.org/u/marco.davids)\ **Replies:** 3\ **Last updated:** [May 5, 2026, 2:55pm UTC](https://community.ntppool.org/t/ubuntu-canonical-issues/4400 "2026-05-05T14:55:40Z")
As some of you may have noticed already; Ubuntu / Canonical is having some (DDoS related) issues lately: https://status.canonical.com/ Interestingly, their NTP servers are not on that status page. But they do have some… --- ## [Ntppool-agent 4.1.3 is less verbose](https://community.ntppool.org/t/ntppool-agent-4-1-3-is-less-verbose/4348)
**Author:** [@avij](https://community.ntppool.org/u/avij)\ **Replies:** 10\ **Last updated:** [May 3, 2026, 2:22pm UTC](https://community.ntppool.org/t/ntppool-agent-4-1-3-is-less-verbose/4348 "2026-05-03T14:22:02Z")
I’m not sure if this change is intended (it may or may not be), but ntppool-agent 4.1.3 is less verbose than 4.1.2 and older versions. Before: ntppool-agent\[2643477\]: level=INFO msg="batch processing" env=test ip\_versi… --- ## [The time has come: we must enable IPv6 entirely](https://community.ntppool.org/t/the-time-has-come-we-must-enable-ipv6-entirely/1968)
**Author:** [@marco.davids](https://community.ntppool.org/u/marco.davids)\ **Replies:** 238\ **Last updated:** [May 2, 2026, 7:45pm UTC](https://community.ntppool.org/t/the-time-has-come-we-must-enable-ipv6-entirely/1968 "2026-05-02T19:45:24Z")
I see no reason, no reason whatsoever, to only give 2.pool.ntp.org an AAAA record. Let’s enable AAAA on the others too. --- ## [Manage.ntppool.org move](https://community.ntppool.org/t/manage-ntppool-org-move/4375)
**Author:** [@ask](https://community.ntppool.org/u/ask)\ **Replies:** 8\ **Last updated:** [April 30, 2026, 12:39pm UTC](https://community.ntppool.org/t/manage-ntppool-org-move/4375 "2026-04-30T12:39:08Z")
I’m finishing the last pieces of the Infrastructure move announced a couple of months ago today. NTP and DNS service will work as usual, but the management website will be unavailable for a period while the database is m… --- ## [Problem with api.mon.ntppool.dev? net/http: timeout awaiting response headers](https://community.ntppool.org/t/problem-with-api-mon-ntppool-dev-net-http-timeout-awaiting-response-headers/4383)
**Author:** [@gunnar](https://community.ntppool.org/u/gunnar)\ **Replies:** 6\ **Last updated:** [April 30, 2026, 2:50am UTC](https://community.ntppool.org/t/problem-with-api-mon-ntppool-dev-net-http-timeout-awaiting-response-headers/4383 "2026-04-30T02:50:19Z")
Hi, I see a large number of errors submitting monitoring results back with the error “net/http: timeout awaiting response headers”. But they seem to be intermittant, looks like some batches work, some don’t? I am runnin… --- ## [Adding new server](https://community.ntppool.org/t/adding-new-server/4376)
**Author:** [@mclc](https://community.ntppool.org/u/mclc)\ **Replies:** 5\ **Last updated:** [April 29, 2026, 10:40am UTC](https://community.ntppool.org/t/adding-new-server/4376 "2026-04-29T10:40:16Z")
When I try to add a new server, I get this error: “Error 503 first byte timeout”. I also get an error when using the “NTP Check”. --- ## [Monitoring from clients on more OSes (e.g. macOS)](https://community.ntppool.org/t/monitoring-from-clients-on-more-oses-e-g-macos/4382)
**Author:** [@Artoria2e5](https://community.ntppool.org/u/Artoria2e5)\ **Replies:** 3\ **Last updated:** [April 29, 2026, 9:56am UTC](https://community.ntppool.org/t/monitoring-from-clients-on-more-oses-e-g-macos/4382 "2026-04-29T09:56:22Z")
Some people use mac mini machines as home servers – they are after all quiet and low power – and home vantage points do provide much-needed views in countries with complex network conditions (cough cough, CN). I happen t… --- ## [Bad score (negative) from just one monitor](https://community.ntppool.org/t/bad-score-negative-from-just-one-monitor/4379)
**Author:** [@Wokkocher](https://community.ntppool.org/u/Wokkocher)\ **Replies:** 3\ **Last updated:** [April 27, 2026, 8:22pm UTC](https://community.ntppool.org/t/bad-score-negative-from-just-one-monitor/4379 "2026-04-27T20:22:48Z")
Hello everyone, I am running this server. It is a little router running openwrt and chrony on a regular customer at home connection with a static IPv6 adress. It is set to 6 mb/s, because my main router (provided by my … --- ## [Beta system monitoring testing](https://community.ntppool.org/t/beta-system-monitoring-testing/3875)
**Author:** [@ask](https://community.ntppool.org/u/ask)\ **Replies:** 91\ **Last updated:** [April 24, 2026, 4:22pm UTC](https://community.ntppool.org/t/beta-system-monitoring-testing/3875 "2026-04-24T16:22:36Z")
I am testing a version 4 of the monitoring system on the beta system It helps a lot to have more servers registered in the beta system: pool.ntp.org: the internet cluster of ntp servers Some of you who have had servers… --- ## [Pool DNS zones stuck](https://community.ntppool.org/t/pool-dns-zones-stuck/4356)
**Author:** [@avij](https://community.ntppool.org/u/avij)\ **Replies:** 19\ **Last updated:** [April 23, 2026, 6:32pm UTC](https://community.ntppool.org/t/pool-dns-zones-stuck/4356 "2026-04-23T18:32:35Z")
I get the impression that the pool DNS zones are currently “stuck”. Servers with a score less than 10 may still be included in the pool DNS if their score has dropped only recently below 10, and I’d imagine the reverse i… --- ## [No AAAA records returned](https://community.ntppool.org/t/no-aaaa-records-returned/4361)
**Author:** [@CrimPac](https://community.ntppool.org/u/CrimPac)\ **Replies:** 1\ **Last updated:** [April 23, 2026, 4:06pm UTC](https://community.ntppool.org/t/no-aaaa-records-returned/4361 "2026-04-23T16:06:43Z")
I have noticed a sharp drop off in IPv6 traffic on my servers and a few new servers I spun up are not getting any traffic. Doing a quick dig AAAA pool.ntp.org returns no IP addresses. Is this related to the recent issue… --- ## [Clarification on vendor zone plans for businesses](https://community.ntppool.org/t/clarification-on-vendor-zone-plans-for-businesses/4351)
**Author:** [@m.oudijk](https://community.ntppool.org/u/m.oudijk)\ **Replies:** 6\ **Last updated:** [April 20, 2026, 4:44pm UTC](https://community.ntppool.org/t/clarification-on-vendor-zone-plans-for-businesses/4351 "2026-04-20T16:44:35Z")
A couple months ago I registered a vendor zone for my employer but got stuck on selecting a plan. The business production plan looks most suitable but mentions “Configure DNS for up to 4 products”, which I am not sure ab… --- ## [DNS configuration tampering on one of our GeoDNS servers](https://community.ntppool.org/t/dns-configuration-tampering-on-one-of-our-geodns-servers/4300)
**Author:** [@ask](https://community.ntppool.org/u/ask)\ **Replies:** 49\ **Last updated:** [April 14, 2026, 4:50pm UTC](https://community.ntppool.org/t/dns-configuration-tampering-on-one-of-our-geodns-servers/4300 "2026-04-14T16:50:14Z")
DNS configuration tampering on one of our GeoDNS servers We found that a volunteer who provided hosting for one of our GeoDNS servers used their access to manipulate DNS zone weights for the NTP Pool service domain. The … --- ## [IPv6 server incorrectly geolocated to Europe/France — US-based server via HE tunnel](https://community.ntppool.org/t/ipv6-server-incorrectly-geolocated-to-europe-france-us-based-server-via-he-tunnel/4340)
**Author:** [@StrawberryMew](https://community.ntppool.org/u/StrawberryMew)\ **Replies:** 2\ **Last updated:** [April 14, 2026, 6:34am UTC](https://community.ntppool.org/t/ipv6-server-incorrectly-geolocated-to-europe-france-us-based-server-via-he-tunnel/4340 "2026-04-14T06:34:51Z")
recently added an IPv6 NTP server to the pool (2001:470:b80f:28::15) which was auto-assigned to the europe and fr zones, but the server is physically located in the US (Texas). The incorrect geolocation is caused by Hurr… --- ## [Ubuntu will use ntpd-rs (and benchmark it against chrony)](https://community.ntppool.org/t/ubuntu-will-use-ntpd-rs-and-benchmark-it-against-chrony/4310)
**Author:** [@Wokkocher](https://community.ntppool.org/u/Wokkocher)\ **Replies:** 21\ **Last updated:** [April 13, 2026, 5:42pm UTC](https://community.ntppool.org/t/ubuntu-will-use-ntpd-rs-and-benchmark-it-against-chrony/4310 "2026-04-13T17:42:23Z")
Hi all, this is my first post in this community. I am running an little IPv6 openwrt router with chrony as time server on a low level traffic setting (I have no idea if its adress is linked to my profile). Now I read an … --- ## [How does one check if a specific IP is in the pool?](https://community.ntppool.org/t/how-does-one-check-if-a-specific-ip-is-in-the-pool/4327)
**Author:** [@Mpegger](https://community.ntppool.org/u/Mpegger)\ **Replies:** 3\ **Last updated:** [April 9, 2026, 4:59am UTC](https://community.ntppool.org/t/how-does-one-check-if-a-specific-ip-is-in-the-pool/4327 "2026-04-09T04:59:21Z")
Is there a link or way to check if a specific IP address is in the NTP pool? I’m trying to drill down on a possible firewall issue and need to verify if a IP address isn’t in the pool. --- ## [Ntp help. I just joined around 31st](https://community.ntppool.org/t/ntp-help-i-just-joined-around-31st/4317)
**Author:** [@StrawberryMew](https://community.ntppool.org/u/StrawberryMew)\ **Replies:** 20\ **Last updated:** [April 6, 2026, 11:46pm UTC](https://community.ntppool.org/t/ntp-help-i-just-joined-around-31st/4317 "2026-04-06T23:46:50Z")
I used to be a 19.9 and then February 2nd it’s dropped down a lot. I don’t know what this pink dot is. Can somebody help me figure out what’s wrong? --- ## [Summertime in Europe!](https://community.ntppool.org/t/summertime-in-europe/4309)
**Author:** [@marco.davids](https://community.ntppool.org/u/marco.davids)\ **Replies:** 7\ **Last updated:** [March 31, 2026, 4:41pm UTC](https://community.ntppool.org/t/summertime-in-europe/4309 "2026-03-31T16:41:41Z")
Happy summertime to all Europeans, and here’s a nice alphabetical clock to check the time: https://boat.horse/clock/index.html :innocent: --- ## [Hello, I am Orlinum. Nice to meet you ...](https://community.ntppool.org/t/hello-i-am-orlinum-nice-to-meet-you/4296)
**Author:** [@Orlinum](https://community.ntppool.org/u/Orlinum)\ **Replies:** 10\ **Last updated:** [March 29, 2026, 3:40pm UTC](https://community.ntppool.org/t/hello-i-am-orlinum-nice-to-meet-you/4296 "2026-03-29T15:40:55Z")
Hello, I am Orlinum. Nice to meet you ! I have been operating NTP servers for many years. Currently, I run a Stratum 1 node powered by a Raspberry Pi 5 with a GPS/PPS reference clock (u-blox NEO-M9N). Real-time operatio… --- ## [Monitoring and DNS services seems to have issues today ( 2026-03-01)](https://community.ntppool.org/t/monitoring-and-dns-services-seems-to-have-issues-today-2026-03-01/4259)
**Author:** [@canope](https://community.ntppool.org/u/canope)\ **Replies:** 48\ **Last updated:** [March 24, 2026, 9:44pm UTC](https://community.ntppool.org/t/monitoring-and-dns-services-seems-to-have-issues-today-2026-03-01/4259 "2026-03-24T21:44:35Z")
Hello Guys , Monitoring and DNS services appear to be experiencing issues today, but the reported status remains fully green. --- ## [NTS Pool experiments](https://community.ntppool.org/t/nts-pool-experiments/4147)
**Author:** [@davidv1992](https://community.ntppool.org/u/davidv1992)\ **Replies:** 28\ **Last updated:** [March 24, 2026, 3:52pm UTC](https://community.ntppool.org/t/nts-pool-experiments/4147 "2026-03-24T15:52:47Z")
Hey All, There currently is an effort going to experiment with pool constructions for NTS. For this purpose, we are running an experimental pool using one of the implementation techniques currently suggested to the IETF… --- ## [Twtpe3-2kg9ezv -100 for days on end](https://community.ntppool.org/t/twtpe3-2kg9ezv-100-for-days-on-end/4246)
**Author:** [@theking2](https://community.ntppool.org/u/theking2)\ **Replies:** 19\ **Last updated:** [March 23, 2026, 8:14am UTC](https://community.ntppool.org/t/twtpe3-2kg9ezv-100-for-days-on-end/4246 "2026-03-23T08:14:07Z")
twtpe3-2kg9ezv has been reporting -100 for almost a week now. Is this (time2.google.com) server no longer active? --- ## [Marantz SR5015 AVR – firmware bug causing excessive NTP polling (every 20 seconds)](https://community.ntppool.org/t/marantz-sr5015-avr-firmware-bug-causing-excessive-ntp-polling-every-20-seconds/4283)
**Author:** [@torsten](https://community.ntppool.org/u/torsten)\ **Replies:** 8\ **Last updated:** [March 22, 2026, 2:41am UTC](https://community.ntppool.org/t/marantz-sr5015-avr-firmware-bug-causing-excessive-ntp-polling-every-20-seconds/4283 "2026-03-22T02:41:04Z")
Hi all, I wanted to report a firmware bug in the Marantz SR5015 AV receiver that’s hammering NTP infrastructure. After a recent firmware update, the device sends NTP-related DNS queries every 20 seconds – 10 requests p… --- ## [404 error on retrieving metrics this morning](https://community.ntppool.org/t/404-error-on-retrieving-metrics-this-morning/4291)
**Author:** [@ronv42](https://community.ntppool.org/u/ronv42)\ **Replies:** 6\ **Last updated:** [March 19, 2026, 11:30am UTC](https://community.ntppool.org/t/404-error-on-retrieving-metrics-this-morning/4291 "2026-03-19T11:30:40Z")
Looks like the monitor is not functional this morning: --- ## [Problems with API for getting server scores](https://community.ntppool.org/t/problems-with-api-for-getting-server-scores/4292)
**Author:** [@ChrisJ](https://community.ntppool.org/u/ChrisJ)\ **Replies:** 2\ **Last updated:** [March 19, 2026, 8:34am UTC](https://community.ntppool.org/t/problems-with-api-for-getting-server-scores/4292 "2026-03-19T08:34:19Z")
I don;t know if this is related to the recent migration but for the last couple of days my automated mechanism to periodically check my server scores is not working: $ curl --connect-timeout 5 --max-time 10 -s ‘https://… --- ## [Some DNS servers unresponsive](https://community.ntppool.org/t/some-dns-servers-unresponsive/4284)
**Author:** [@lordgurke](https://community.ntppool.org/u/lordgurke)\ **Replies:** 2\ **Last updated:** [March 19, 2026, 5:42am UTC](https://community.ntppool.org/t/some-dns-servers-unresponsive/4284 "2026-03-19T05:42:13Z")
Hi, some of the authoritative DNS servers for pool.ntp.org are unresponsive at least since about two weeks, thus are slowing down name resolution. Currently (2026-03-12, 22:50Z) the following servers do not respond to … [Previous page](https://community.ntppool.org/latest.md?page=1) [Next page](https://community.ntppool.org/latest.md?page=3)