DNS response history for cesium.clock.org

cesium.clock.org is a DNS nameserver monitored by NameServerHistory. This page provides historical DNS response-time data, nameserver uptime signals, DNS latency observations, resolved IP history, successful response counts, failed response counts, and reliability indicators for this nameserver.

The selected UTC date is 2026-08-24. For this date, NameServerHistory found 56 DNS check records, 56 successful responses, 0 failed responses, and 387 ms average response time. Current selected-date status: At least one successful DNS response was recorded for the selected date.

  • Use this report to investigate historical DNS uptime and nameserver reliability.
  • Compare DNS latency changes, failed DNS checks, and response behavior over time.
  • Review the latest resolved IP address and raw DNS check history for cesium.clock.org.
Records on Selected Date

56

Historical checks stored for this nameserver on selected date

Average Latency

387 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 23:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

209.81.5.193

Most recently resolved hosting IP on selected date

Successful Responses

56

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for cesium.clock.org

Showing DNS history for 2026-08-24 UTC. Newest records appear first.

Latency bars are scaled to a maximum of 5000 ms for quick visual comparison.

# Query Time (UTC) Correlation ID Latency Response IP Address
56 2026-08-24 23:59 639232119551972438
349 ms 209.81.5.193
55 2026-08-24 23:42 639232109112567473
461 ms 209.81.5.193
54 2026-08-24 22:48 639232077430823987
332 ms 209.81.5.193
53 2026-08-24 22:32 639232067340513033
356 ms 209.81.5.193
52 2026-08-24 22:15 639232057157944387
338 ms 209.81.5.193
51 2026-08-24 21:58 639232046895282144
339 ms 209.81.5.193
50 2026-08-24 21:04 639232014356623395
385 ms 209.81.5.193
49 2026-08-24 20:47 639232004177831322
386 ms 209.81.5.193
48 2026-08-24 20:30 639231993997863976
451 ms 209.81.5.193
47 2026-08-24 20:13 639231983967363696
215 ms 209.81.5.193
46 2026-08-24 19:20 639231952257842845
347 ms 209.81.5.193
45 2026-08-24 19:03 639231942277816756
374 ms 209.81.5.193
44 2026-08-24 18:46 639231932094180724
362 ms 209.81.5.193
43 2026-08-24 18:29 639231922041034838
345 ms 209.81.5.193
42 2026-08-24 17:37 639231890488117536
354 ms 209.81.5.193
41 2026-08-24 17:20 639231880574255543
360 ms 209.81.5.193
40 2026-08-24 17:04 639231870418029045
379 ms 209.81.5.193
39 2026-08-24 16:47 639231860258429562
350 ms 209.81.5.193
38 2026-08-24 15:53 639231828211839931
321 ms 209.81.5.193
37 2026-08-24 15:36 639231818080917481
326 ms 209.81.5.193
36 2026-08-24 15:19 639231807961539652
387 ms 209.81.5.193
35 2026-08-24 15:02 639231797631669865
314 ms 209.81.5.193
34 2026-08-24 14:09 639231765923559455
335 ms 209.81.5.193
33 2026-08-24 13:53 639231755868832964
359 ms 209.81.5.193
32 2026-08-24 13:36 639231745628278877
339 ms 209.81.5.193
31 2026-08-24 13:18 639231735407682062
348 ms 209.81.5.193
30 2026-08-24 12:26 639231703815441688
365 ms 209.81.5.193
29 2026-08-24 12:09 639231693747052549
339 ms 209.81.5.193
28 2026-08-24 11:52 639231683712487276
389 ms 209.81.5.193
27 2026-08-24 11:35 639231673513573868
301 ms 209.81.5.193
26 2026-08-24 10:42 639231641791249939
338 ms 209.81.5.193
25 2026-08-24 10:26 639231631866211033
340 ms 209.81.5.193
24 2026-08-24 10:09 639231621644955316
321 ms 209.81.5.193
23 2026-08-24 09:52 639231611478799259
355 ms 209.81.5.193
22 2026-08-24 08:59 639231579923718211
342 ms 209.81.5.193
21 2026-08-24 08:43 639231569810702936
199 ms 209.81.5.193
20 2026-08-24 08:26 639231559762411619
348 ms 209.81.5.193
19 2026-08-24 08:09 639231549663595407
364 ms 209.81.5.193
18 2026-08-24 07:16 639231518076817246
2345 ms 209.81.5.193
17 2026-08-24 07:00 639231508078650885
930 ms 209.81.5.193
16 2026-08-24 06:43 639231498210697093
333 ms 209.81.5.193
15 2026-08-24 06:26 639231488109699360
352 ms 209.81.5.193
14 2026-08-24 05:34 639231456772510692
175 ms 209.81.5.193
13 2026-08-24 05:18 639231447084631185
353 ms 209.81.5.193
12 2026-08-24 05:01 639231437208519473
326 ms 209.81.5.193
11 2026-08-24 04:45 639231427209627490
343 ms 209.81.5.193
10 2026-08-24 03:52 639231395791246644
343 ms 209.81.5.193
9 2026-08-24 03:36 639231386075551458
331 ms 209.81.5.193
8 2026-08-24 03:20 639231376208713791
352 ms 209.81.5.193
7 2026-08-24 03:03 639231366170589276
18 ms 209.81.5.193
6 2026-08-24 02:11 639231334732159368
19 ms 209.81.5.193
5 2026-08-24 01:54 639231325035670078
324 ms 209.81.5.193
4 2026-08-24 01:38 639231315132253837
326 ms 209.81.5.193
3 2026-08-24 01:21 639231305014280808
905 ms 209.81.5.193
2 2026-08-24 00:29 639231273779380675
336 ms 209.81.5.193
1 2026-08-24 00:13 639231264180839154
338 ms 209.81.5.193