DNS response history for ns1.s-katayama.com

ns1.s-katayama.com 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 2026-08-26. For this date, NameServerHistory found 63 DNS check records, 63 successful responses, 0 failed responses, and 536 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 ns1.s-katayama.com.
Records on Selected Date

63

Historical checks stored for this nameserver on selected date

Average Latency

536 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 21:03

All timestamps shown in UTC

Latest Resolved IP on Selected Date

1.21.10.45

Most recently resolved hosting IP on selected date

Successful Responses

63

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 ns1.s-katayama.com

Showing DNS history for 2026-08-26 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
63 2026-08-26 21:03 639233742155931788
512 ms 1.21.10.45
62 2026-08-26 20:46 639233731712555311
506 ms 1.21.10.45
61 2026-08-26 20:29 639233721164051126
245 ms 1.21.10.45
60 2026-08-26 20:11 639233710560486320
495 ms 1.21.10.45
59 2026-08-26 19:53 639233699834667450
499 ms 1.21.10.45
58 2026-08-26 18:59 639233667209186136
504 ms 1.21.10.45
57 2026-08-26 18:41 639233656814316266
493 ms 1.21.10.45
56 2026-08-26 18:24 639233646245051806
506 ms 1.21.10.45
55 2026-08-26 18:06 639233635663779051
503 ms 1.21.10.45
54 2026-08-26 17:49 639233624977342122
499 ms 1.21.10.45
53 2026-08-26 17:31 639233614446136153
505 ms 1.21.10.45
52 2026-08-26 17:13 639233603737877581
498 ms 1.21.10.45
51 2026-08-26 16:55 639233593269224651
512 ms 1.21.10.45
50 2026-08-26 16:38 639233582635086903
504 ms 1.21.10.45
49 2026-08-26 16:20 639233572000374575
522 ms 1.21.10.45
48 2026-08-26 16:02 639233561188633861
528 ms 1.21.10.45
47 2026-08-26 15:44 639233550544357027
506 ms 1.21.10.45
46 2026-08-26 14:50 639233517966053117
572 ms 1.21.10.45
45 2026-08-26 14:32 639233507603253585
516 ms 1.21.10.45
44 2026-08-26 14:15 639233497229039167
579 ms 1.21.10.45
43 2026-08-26 13:58 639233486864546406
599 ms 1.21.10.45
42 2026-08-26 13:41 639233476455174682
614 ms 1.21.10.45
41 2026-08-26 13:23 639233466171592605
631 ms 1.21.10.45
40 2026-08-26 13:06 639233455747096265
630 ms 1.21.10.45
39 2026-08-26 12:49 639233445367152284
590 ms 1.21.10.45
38 2026-08-26 12:31 639233434974187439
4 ms 1.21.10.45
37 2026-08-26 12:14 639233424567558554
622 ms 1.21.10.45
36 2026-08-26 11:57 639233414056832719
597 ms 1.21.10.45
35 2026-08-26 11:39 639233403515141099
626 ms 1.21.10.45
34 2026-08-26 10:44 639233370841350248
556 ms 1.21.10.45
33 2026-08-26 10:27 639233360361507238
552 ms 1.21.10.45
32 2026-08-26 10:10 639233350067824371
33 ms 1.21.10.45
31 2026-08-26 09:53 639233339545274518
356 ms 1.21.10.45
30 2026-08-26 09:35 639233329214918079
620 ms 1.21.10.45
29 2026-08-26 09:18 639233318749762337
33 ms 1.21.10.45
28 2026-08-26 09:00 639233308387917838
517 ms 1.21.10.45
27 2026-08-26 08:43 639233297961740122
514 ms 1.21.10.45
26 2026-08-26 08:26 639233287487159094
33 ms 1.21.10.45
25 2026-08-26 08:08 639233276995531707
620 ms 1.21.10.45
24 2026-08-26 07:51 639233266521568229
509 ms 1.21.10.45
23 2026-08-26 07:33 639233256081047431
594 ms 1.21.10.45
22 2026-08-26 06:39 639233223620132921
503 ms 1.21.10.45
21 2026-08-26 06:22 639233213287814244
496 ms 1.21.10.45
20 2026-08-26 06:05 639233202925983161
552 ms 1.21.10.45
19 2026-08-26 05:47 639233192644780696
535 ms 1.21.10.45
18 2026-08-26 05:30 639233182401183833
553 ms 1.21.10.45
17 2026-08-26 05:13 639233172074181051
599 ms 1.21.10.45
16 2026-08-26 04:56 639233161808421455
608 ms 1.21.10.45
15 2026-08-26 04:39 639233151357344052
581 ms 1.21.10.45
14 2026-08-26 04:21 639233141034116946
538 ms 1.21.10.45
13 2026-08-26 04:04 639233130828334142
2282 ms 1.21.10.45
12 2026-08-26 03:47 639233120373450007
578 ms 1.21.10.45
11 2026-08-26 03:30 639233110066216193
553 ms 1.21.10.45
10 2026-08-26 02:37 639233078065410564
8 ms 1.21.10.45
9 2026-08-26 02:19 639233067787457832
31 ms 1.21.10.45
8 2026-08-26 02:02 639233057501801162
345 ms 1.21.10.45
7 2026-08-26 01:45 639233047089431703
531 ms 1.21.10.45
6 2026-08-26 01:28 639233036754790688
2009 ms 1.21.10.45
5 2026-08-26 01:11 639233026412602472
488 ms 1.21.10.45
4 2026-08-26 00:53 639233016064066127
495 ms 1.21.10.45
3 2026-08-26 00:36 639233005922655772
530 ms 1.21.10.45
2 2026-08-26 00:19 639232995672256907
529 ms 1.21.10.45
1 2026-08-26 00:02 639232985300872416
565 ms 1.21.10.45