DNS response history for ctlweb1.celc.or.kr

ctlweb1.celc.or.kr 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 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 73 successful responses, 0 failed responses, and 483 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 ctlweb1.celc.or.kr.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

483 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

203.252.224.201

Most recently resolved hosting IP on selected date

Successful Responses

73

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 ctlweb1.celc.or.kr

Showing DNS history for 2026-08-21 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
73 2026-08-21 23:59 639229527598660841
577 ms 203.252.224.201
72 2026-08-21 23:43 639229517954323214
2 ms 203.252.224.201
71 2026-08-21 23:27 639229508269999021
576 ms 203.252.224.201
70 2026-08-21 23:11 639229498559060171
945 ms 203.252.224.201
69 2026-08-21 22:54 639229488519347586
2 ms 203.252.224.201
68 2026-08-21 22:01 639229456606578934
610 ms 203.252.224.201
67 2026-08-21 21:45 639229446985772499
570 ms 203.252.224.201
66 2026-08-21 21:29 639229437367313098
5 ms 203.252.224.201
65 2026-08-21 21:13 639229427923950391
572 ms 203.252.224.201
64 2026-08-21 20:57 639229418168588854
582 ms 203.252.224.201
63 2026-08-21 20:41 639229408345678334
579 ms 203.252.224.201
62 2026-08-21 20:24 639229398616354648
591 ms 203.252.224.201
61 2026-08-21 20:08 639229388634592323
4 ms 203.252.224.201
60 2026-08-21 19:51 639229378792837692
658 ms 203.252.224.201
59 2026-08-21 19:35 639229369154682311
572 ms 203.252.224.201
58 2026-08-21 19:19 639229359248017926
602 ms 203.252.224.201
57 2026-08-21 19:02 639229349124294642
592 ms 203.252.224.201
56 2026-08-21 18:09 639229317791715692
598 ms 203.252.224.201
55 2026-08-21 17:53 639229308115194575
593 ms 203.252.224.201
54 2026-08-21 17:37 639229298320320558
583 ms 203.252.224.201
53 2026-08-21 17:21 639229288674863221
276 ms 203.252.224.201
52 2026-08-21 17:05 639229278983677079
4 ms 203.252.224.201
51 2026-08-21 16:49 639229269405517175
5 ms 203.252.224.201
50 2026-08-21 16:33 639229259594798244
569 ms 203.252.224.201
49 2026-08-21 16:16 639229249736681188
573 ms 203.252.224.201
48 2026-08-21 16:00 639229239699417787
272 ms 203.252.224.201
47 2026-08-21 15:43 639229229621964033
611 ms 203.252.224.201
46 2026-08-21 15:26 639229219567270965
576 ms 203.252.224.201
45 2026-08-21 15:09 639229209406666856
586 ms 203.252.224.201
44 2026-08-21 14:16 639229177815876178
8 ms 203.252.224.201
43 2026-08-21 14:00 639229168243572685
2009 ms 203.252.224.201
42 2026-08-21 13:44 639229158599856475
577 ms 203.252.224.201
41 2026-08-21 13:28 639229148998940902
285 ms 203.252.224.201
40 2026-08-21 13:12 639229139276923594
571 ms 203.252.224.201
39 2026-08-21 12:56 639229129709912394
4 ms 203.252.224.201
38 2026-08-21 12:40 639229119801488500
3 ms 203.252.224.201
37 2026-08-21 12:23 639229110135262458
576 ms 203.252.224.201
36 2026-08-21 12:07 639229100336051392
3 ms 203.252.224.201
35 2026-08-21 11:51 639229090641415626
573 ms 203.252.224.201
34 2026-08-21 11:35 639229080702683947
598 ms 203.252.224.201
33 2026-08-21 11:18 639229070601456699
571 ms 203.252.224.201
32 2026-08-21 10:25 639229038947447232
579 ms 203.252.224.201
31 2026-08-21 10:09 639229029268708773
276 ms 203.252.224.201
30 2026-08-21 09:53 639229019647910603
577 ms 203.252.224.201
29 2026-08-21 09:37 639229009983843738
3 ms 203.252.224.201
28 2026-08-21 09:20 639229000203331882
3 ms 203.252.224.201
27 2026-08-21 09:04 639228990302335999
3 ms 203.252.224.201
26 2026-08-21 08:48 639228980567740722
1076 ms 203.252.224.201
25 2026-08-21 08:31 639228970762445174
3 ms 203.252.224.201
24 2026-08-21 08:15 639228961065054445
569 ms 203.252.224.201
23 2026-08-21 07:59 639228951224649885
2003 ms 203.252.224.201
22 2026-08-21 07:42 639228941303864592
589 ms 203.252.224.201
21 2026-08-21 07:26 639228931191328583
811 ms 203.252.224.201
20 2026-08-21 06:32 639228899518173317
3 ms 203.252.224.201
19 2026-08-21 06:16 639228889785027669
269 ms 203.252.224.201
18 2026-08-21 06:00 639228880106330161
575 ms 203.252.224.201
17 2026-08-21 05:44 639228870316184091
3 ms 203.252.224.201
16 2026-08-21 05:28 639228860695366512
576 ms 203.252.224.201
15 2026-08-21 05:12 639228851027209500
2 ms 203.252.224.201
14 2026-08-21 04:55 639228841479265462
579 ms 203.252.224.201
13 2026-08-21 04:40 639228831752962260
575 ms 203.252.224.201
12 2026-08-21 04:23 639228821953295483
271 ms 203.252.224.201
11 2026-08-21 04:07 639228812227429953
572 ms 203.252.224.201
10 2026-08-21 03:51 639228802476107538
569 ms 203.252.224.201
9 2026-08-21 03:34 639228792525492032
584 ms 203.252.224.201
8 2026-08-21 02:42 639228761131421385
2282 ms 203.252.224.201
7 2026-08-21 02:26 639228751571206692
580 ms 203.252.224.201
6 2026-08-21 02:10 639228741705571019
3 ms 203.252.224.201
5 2026-08-21 01:53 639228731642208228
585 ms 203.252.224.201
4 2026-08-21 01:00 639228700387002072
571 ms 203.252.224.201
3 2026-08-21 00:44 639228690742014433
3 ms 203.252.224.201
2 2026-08-21 00:28 639228680877937122
566 ms 203.252.224.201
1 2026-08-21 00:12 639228670775860800
570 ms 203.252.224.201