DNS response history for ulsanja.co.kr

ulsanja.co.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 2026-08-25. For this date, NameServerHistory found 66 DNS check records, 65 successful responses, 1 failed responses, and 671 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 ulsanja.co.kr.
Records on Selected Date

66

Historical checks stored for this nameserver on selected date

Average Latency

671 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 22:18

All timestamps shown in UTC

Latest Resolved IP on Selected Date

202.31.187.204

Most recently resolved hosting IP on selected date

Successful Responses

65

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ulsanja.co.kr

Showing DNS history for 2026-08-25 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
66 2026-08-25 22:18 639232921673215474
619 ms 202.31.187.204
65 2026-08-25 22:01 639232911234504639
623 ms 202.31.187.204
64 2026-08-25 21:44 639232900747078453
612 ms 202.31.187.204
63 2026-08-25 21:26 639232890389222534
4 ms 202.31.187.204
62 2026-08-25 21:09 639232880143390843
609 ms 202.31.187.204
61 2026-08-25 20:52 639232869755024069
611 ms 202.31.187.204
60 2026-08-25 20:34 639232859355940346
3 ms 202.31.187.204
59 2026-08-25 20:17 639232848992244953
593 ms 202.31.187.204
58 2026-08-25 20:00 639232838596478500
4 ms 202.31.187.204
57 2026-08-25 19:42 639232828175327683
612 ms 202.31.187.204
56 2026-08-25 19:25 639232817798330473
3 ms 202.31.187.204
55 2026-08-25 18:31 639232785462407552
633 ms 202.31.187.204
54 2026-08-25 18:14 639232775177487032
4 ms 202.31.187.204
53 2026-08-25 17:57 639232764991087115
4 ms 202.31.187.204
52 2026-08-25 17:40 639232754842971478
620 ms 202.31.187.204
51 2026-08-25 17:23 639232744455159107
629 ms 202.31.187.204
50 2026-08-25 17:06 639232734145178231
3 ms 202.31.187.204
49 2026-08-25 16:48 639232723827874402
629 ms 202.31.187.204
48 2026-08-25 16:31 639232713533011892
4 ms 202.31.187.204
47 2026-08-25 16:14 639232703065318207
612 ms 202.31.187.204
46 2026-08-25 15:57 639232692629559470
608 ms 202.31.187.204
45 2026-08-25 15:39 639232682238836475
624 ms 202.31.187.204
44 2026-08-25 15:22 639232671787004306
604 ms 202.31.187.204
43 2026-08-25 14:27 639232638994329666
622 ms 202.31.187.204
42 2026-08-25 14:10 639232628614783237
589 ms 202.31.187.204
41 2026-08-25 13:53 639232618360728578
616 ms 202.31.187.204
40 2026-08-25 13:35 639232608016476376
616 ms 202.31.187.204
39 2026-08-25 13:18 639232597643611557
586 ms 202.31.187.204
38 2026-08-25 13:01 639232587225721862
605 ms 202.31.187.204
37 2026-08-25 12:43 639232576780683689
615 ms 202.31.187.204
36 2026-08-25 12:26 639232566381512620
631 ms 202.31.187.204
35 2026-08-25 12:09 639232556111768563
613 ms 202.31.187.204
34 2026-08-25 11:52 639232545839529039
615 ms 202.31.187.204
33 2026-08-25 11:35 639232535349285207
627 ms 202.31.187.204
32 2026-08-25 11:17 639232524938080723
617 ms 202.31.187.204
31 2026-08-25 10:23 639232492740373468
626 ms 202.31.187.204
30 2026-08-25 10:06 639232482235303141
4301 ms 202.31.187.204
29 2026-08-25 09:48 639232471861770303
622 ms 202.31.187.204
28 2026-08-25 09:31 639232461630217327
591 ms 202.31.187.204
27 2026-08-25 09:14 639232451282965990
-
26 2026-08-25 08:57 639232440814614938
627 ms 202.31.187.204
25 2026-08-25 08:40 639232430410720425
636 ms 202.31.187.204
24 2026-08-25 08:22 639232420003096185
611 ms 202.31.187.204
23 2026-08-25 08:05 639232409467287444
617 ms 202.31.187.204
22 2026-08-25 07:47 639232399077195997
606 ms 202.31.187.204
21 2026-08-25 07:30 639232388731528337
620 ms 202.31.187.204
20 2026-08-25 07:13 639232378288598612
622 ms 202.31.187.204
19 2026-08-25 06:19 639232346196373643
914 ms 202.31.187.204
18 2026-08-25 06:02 639232336112370741
905 ms 202.31.187.204
17 2026-08-25 05:45 639232326146508970
594 ms 202.31.187.204
16 2026-08-25 05:29 639232316189381720
4278 ms 202.31.187.204
15 2026-08-25 05:12 639232306217998913
2 ms 202.31.187.204
14 2026-08-25 04:55 639232296255744174
3 ms 202.31.187.204
13 2026-08-25 04:39 639232286095760789
603 ms 202.31.187.204
12 2026-08-25 04:22 639232276086186273
2193 ms 202.31.187.204
11 2026-08-25 04:05 639232265900986425
602 ms 202.31.187.204
10 2026-08-25 03:48 639232255723518075
623 ms 202.31.187.204
9 2026-08-25 03:31 639232245484452890
604 ms 202.31.187.204
8 2026-08-25 03:14 639232235157175331
887 ms 202.31.187.204
7 2026-08-25 02:20 639232203197189095
600 ms 202.31.187.204
6 2026-08-25 02:04 639232192844564298
618 ms 202.31.187.204
5 2026-08-25 01:46 639232182496008942
625 ms 202.31.187.204
4 2026-08-25 01:29 639232172197053132
617 ms 202.31.187.204
3 2026-08-25 00:35 639232140250307418
615 ms 202.31.187.204
2 2026-08-25 00:19 639232129927860324
631 ms 202.31.187.204
1 2026-08-25 00:01 639232119551972438
616 ms 202.31.187.204