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 2026-08-17. For this date, NameServerHistory found 71 DNS check records, 71 successful responses, 0 failed responses, and 551 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

71

Historical checks stored for this nameserver on selected date

Average Latency

551 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-17 23:44

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

71

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 2026-08-17 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
71 2026-08-17 23:44 639226062577647657
577 ms 203.252.224.201
70 2026-08-17 22:51 639226031060857136
5 ms 203.252.224.201
69 2026-08-17 22:35 639226021535117364
272 ms 203.252.224.201
68 2026-08-17 22:19 639226011884237078
3 ms 203.252.224.201
67 2026-08-17 22:03 639226002309299142
587 ms 203.252.224.201
66 2026-08-17 21:47 639225992791784448
587 ms 203.252.224.201
65 2026-08-17 21:31 639225983045271390
4 ms 203.252.224.201
64 2026-08-17 21:15 639225973246293513
579 ms 203.252.224.201
63 2026-08-17 20:59 639225963620186236
816 ms 203.252.224.201
62 2026-08-17 20:43 639225953899183916
571 ms 203.252.224.201
61 2026-08-17 20:27 639225944391528206
583 ms 203.252.224.201
60 2026-08-17 20:11 639225934593254169
594 ms 203.252.224.201
59 2026-08-17 19:54 639225924669984512
586 ms 203.252.224.201
58 2026-08-17 19:01 639225893048561320
582 ms 203.252.224.201
57 2026-08-17 18:45 639225883481298424
580 ms 203.252.224.201
56 2026-08-17 18:29 639225873845394034
584 ms 203.252.224.201
55 2026-08-17 18:13 639225864216078662
584 ms 203.252.224.201
54 2026-08-17 17:57 639225854541857773
581 ms 203.252.224.201
53 2026-08-17 17:41 639225844733604072
578 ms 203.252.224.201
52 2026-08-17 17:25 639225835085229232
591 ms 203.252.224.201
51 2026-08-17 17:09 639225825349373981
604 ms 203.252.224.201
50 2026-08-17 16:52 639225815690604161
597 ms 203.252.224.201
49 2026-08-17 16:36 639225805952472306
562 ms 203.252.224.201
48 2026-08-17 16:20 639225796264729638
295 ms 203.252.224.201
47 2026-08-17 16:04 639225786326499329
573 ms 203.252.224.201
46 2026-08-17 15:11 639225754798130711
578 ms 203.252.224.201
45 2026-08-17 14:55 639225745123193922
586 ms 203.252.224.201
44 2026-08-17 14:39 639225735540597271
832 ms 203.252.224.201
43 2026-08-17 14:23 639225725894857396
569 ms 203.252.224.201
42 2026-08-17 14:06 639225716249606913
584 ms 203.252.224.201
41 2026-08-17 13:50 639225706638238179
591 ms 203.252.224.201
40 2026-08-17 13:34 639225696949691423
599 ms 203.252.224.201
39 2026-08-17 13:18 639225687286186336
4 ms 203.252.224.201
38 2026-08-17 13:02 639225677679573133
573 ms 203.252.224.201
37 2026-08-17 12:46 639225667957861024
3 ms 203.252.224.201
36 2026-08-17 12:30 639225658298791618
584 ms 203.252.224.201
35 2026-08-17 12:14 639225648583652785
586 ms 203.252.224.201
34 2026-08-17 11:21 639225617000524308
588 ms 203.252.224.201
33 2026-08-17 11:05 639225607668541600
574 ms 203.252.224.201
32 2026-08-17 10:49 639225598117279238
588 ms 203.252.224.201
31 2026-08-17 10:34 639225588751002710
592 ms 203.252.224.201
30 2026-08-17 10:18 639225579295831051
602 ms 203.252.224.201
29 2026-08-17 10:02 639225569761469940
569 ms 203.252.224.201
28 2026-08-17 09:46 639225560161422333
588 ms 203.252.224.201
27 2026-08-17 09:30 639225550739955565
571 ms 203.252.224.201
26 2026-08-17 09:15 639225541125222426
830 ms 203.252.224.201
25 2026-08-17 08:59 639225531526675983
939 ms 203.252.224.201
24 2026-08-17 08:42 639225521915528222
1201 ms 203.252.224.201
23 2026-08-17 08:26 639225512148151789
1222 ms 203.252.224.201
22 2026-08-17 07:34 639225480786142412
596 ms 203.252.224.201
21 2026-08-17 07:18 639225471394348551
585 ms 203.252.224.201
20 2026-08-17 07:02 639225462031685068
4 ms 203.252.224.201
19 2026-08-17 06:47 639225452639458328
274 ms 203.252.224.201
18 2026-08-17 06:31 639225443300966543
587 ms 203.252.224.201
17 2026-08-17 06:16 639225433880499379
578 ms 203.252.224.201
16 2026-08-17 06:00 639225424395198277
582 ms 203.252.224.201
15 2026-08-17 05:44 639225414744137487
574 ms 203.252.224.201
14 2026-08-17 05:28 639225405186783164
3 ms 203.252.224.201
13 2026-08-17 05:12 639225395563669822
599 ms 203.252.224.201
12 2026-08-17 04:56 639225386076645158
583 ms 203.252.224.201
11 2026-08-17 04:40 639225376620669704
589 ms 203.252.224.201
10 2026-08-17 03:48 639225345580892706
562 ms 203.252.224.201
9 2026-08-17 03:33 639225336207383710
570 ms 203.252.224.201
8 2026-08-17 03:17 639225326726565001
579 ms 203.252.224.201
7 2026-08-17 03:01 639225317249271010
975 ms 203.252.224.201
6 2026-08-17 02:10 639225286280886044
570 ms 203.252.224.201
5 2026-08-17 01:54 639225276872567548
577 ms 203.252.224.201
4 2026-08-17 01:38 639225267353865348
586 ms 203.252.224.201
3 2026-08-17 01:22 639225258033914248
584 ms 203.252.224.201
2 2026-08-17 00:30 639225226652221583
560 ms 203.252.224.201
1 2026-08-17 00:14 639225217156387684
574 ms 203.252.224.201