DNS response history for ns.t-f.co.jp

ns.t-f.co.jp 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 58 DNS check records, 58 successful responses, 0 failed responses, and 590 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 ns.t-f.co.jp.
Records on Selected Date

58

Historical checks stored for this nameserver on selected date

Average Latency

590 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 18:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

203.141.159.18

Most recently resolved hosting IP on selected date

Successful Responses

58

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 ns.t-f.co.jp

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
58 2026-08-26 18:59 639233667209186136
586 ms 203.141.159.18
57 2026-08-26 18:41 639233656814316266
591 ms 203.141.159.18
56 2026-08-26 18:24 639233646245051806
574 ms 203.141.159.18
55 2026-08-26 18:06 639233635663779051
563 ms 203.141.159.18
54 2026-08-26 17:48 639233624977342122
563 ms 203.141.159.18
53 2026-08-26 17:31 639233614446136153
601 ms 203.141.159.18
52 2026-08-26 17:13 639233603737877581
584 ms 203.141.159.18
51 2026-08-26 16:55 639233593269224651
566 ms 203.141.159.18
50 2026-08-26 16:38 639233582635086903
584 ms 203.141.159.18
49 2026-08-26 16:20 639233572000374575
332 ms 203.141.159.18
48 2026-08-26 16:02 639233561188633861
537 ms 203.141.159.18
47 2026-08-26 15:44 639233550544357027
550 ms 203.141.159.18
46 2026-08-26 14:50 639233517966053117
560 ms 203.141.159.18
45 2026-08-26 14:32 639233507603253585
546 ms 203.141.159.18
44 2026-08-26 14:15 639233497229039167
557 ms 203.141.159.18
43 2026-08-26 13:58 639233486864546406
564 ms 203.141.159.18
42 2026-08-26 13:41 639233476455174682
2033 ms 203.141.159.18
41 2026-08-26 13:23 639233466171592605
800 ms 203.141.159.18
40 2026-08-26 13:06 639233455747096265
545 ms 203.141.159.18
39 2026-08-26 12:49 639233445367152284
541 ms 203.141.159.18
38 2026-08-26 12:31 639233434974187439
540 ms 203.141.159.18
37 2026-08-26 12:14 639233424567558554
578 ms 203.141.159.18
36 2026-08-26 11:57 639233414056832719
547 ms 203.141.159.18
35 2026-08-26 11:39 639233403515141099
2036 ms 203.141.159.18
34 2026-08-26 10:44 639233370841350248
564 ms 203.141.159.18
33 2026-08-26 10:27 639233360361507238
810 ms 203.141.159.18
32 2026-08-26 10:10 639233350067824371
543 ms 203.141.159.18
31 2026-08-26 09:53 639233339545274518
794 ms 203.141.159.18
30 2026-08-26 09:35 639233329214918079
551 ms 203.141.159.18
29 2026-08-26 09:18 639233318749762337
555 ms 203.141.159.18
28 2026-08-26 09:00 639233308387917838
299 ms 203.141.159.18
27 2026-08-26 08:43 639233297961740122
819 ms 203.141.159.18
26 2026-08-26 08:26 639233287487159094
554 ms 203.141.159.18
25 2026-08-26 08:08 639233276995531707
537 ms 203.141.159.18
24 2026-08-26 07:51 639233266521568229
551 ms 203.141.159.18
23 2026-08-26 07:33 639233256081047431
11 ms 203.141.159.18
22 2026-08-26 06:39 639233223620132921
777 ms 203.141.159.18
21 2026-08-26 06:22 639233213287814244
577 ms 203.141.159.18
20 2026-08-26 06:05 639233202925983161
544 ms 203.141.159.18
19 2026-08-26 05:47 639233192644780696
272 ms 203.141.159.18
18 2026-08-26 05:30 639233182401183833
665 ms 203.141.159.18
17 2026-08-26 05:13 639233172074181051
552 ms 203.141.159.18
16 2026-08-26 04:56 639233161808421455
549 ms 203.141.159.18
15 2026-08-26 04:39 639233151357344052
15 ms 203.141.159.18
14 2026-08-26 04:21 639233141034116946
342 ms 203.141.159.18
13 2026-08-26 04:04 639233130828334142
563 ms 203.141.159.18
12 2026-08-26 03:47 639233120373450007
542 ms 203.141.159.18
11 2026-08-26 03:30 639233110066216193
546 ms 203.141.159.18
10 2026-08-26 02:37 639233078065410564
10 ms 203.141.159.18
9 2026-08-26 02:19 639233067787457832
538 ms 203.141.159.18
8 2026-08-26 02:02 639233057501801162
550 ms 203.141.159.18
7 2026-08-26 01:45 639233047089431703
546 ms 203.141.159.18
6 2026-08-26 01:28 639233036754790688
536 ms 203.141.159.18
5 2026-08-26 01:11 639233026412602472
546 ms 203.141.159.18
4 2026-08-26 00:53 639233016064066127
574 ms 203.141.159.18
3 2026-08-26 00:36 639233005922655772
545 ms 203.141.159.18
2 2026-08-26 00:19 639232995672256907
777 ms 203.141.159.18
1 2026-08-26 00:02 639232985300872416
564 ms 203.141.159.18