DNS response history for ns1.rootnet.kr

ns1.rootnet.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 54 DNS check records, 54 successful responses, 0 failed responses, and 479 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.rootnet.kr.
Records on Selected Date

54

Historical checks stored for this nameserver on selected date

Average Latency

479 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 18:27

All timestamps shown in UTC

Latest Resolved IP on Selected Date

121.78.246.11

Most recently resolved hosting IP on selected date

Successful Responses

54

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.rootnet.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
54 2026-08-25 18:27 639232785462407552
274 ms 121.78.246.11
53 2026-08-25 18:10 639232775177487032
431 ms 121.78.246.11
52 2026-08-25 17:52 639232764991087115
4 ms 121.78.246.11
51 2026-08-25 17:35 639232754842971478
424 ms 121.78.246.11
50 2026-08-25 17:18 639232744455159107
5 ms 121.78.246.11
49 2026-08-25 17:01 639232734145178231
4 ms 121.78.246.11
48 2026-08-25 16:44 639232723827874402
209 ms 121.78.246.11
47 2026-08-25 16:27 639232713533011892
430 ms 121.78.246.11
46 2026-08-25 16:10 639232703065318207
410 ms 121.78.246.11
45 2026-08-25 15:52 639232692629559470
703 ms 121.78.246.11
44 2026-08-25 15:35 639232682238836475
430 ms 121.78.246.11
43 2026-08-25 15:17 639232671787004306
3 ms 121.78.246.11
42 2026-08-25 14:23 639232638994329666
2507 ms 121.78.246.11
41 2026-08-25 14:05 639232628614783237
2295 ms 121.78.246.11
40 2026-08-25 13:48 639232618360728578
2009 ms 121.78.246.11
39 2026-08-25 13:31 639232608016476376
5 ms 121.78.246.11
38 2026-08-25 13:14 639232597643611557
12 ms 121.78.246.11
37 2026-08-25 12:56 639232587225721862
475 ms 121.78.246.11
36 2026-08-25 12:39 639232576780683689
435 ms 121.78.246.11
35 2026-08-25 12:22 639232566381512620
5 ms 121.78.246.11
34 2026-08-25 12:04 639232556111768563
6 ms 121.78.246.11
33 2026-08-25 11:47 639232545839529039
441 ms 121.78.246.11
32 2026-08-25 11:30 639232535349285207
550 ms 121.78.246.11
31 2026-08-25 11:12 639232524938080723
431 ms 121.78.246.11
30 2026-08-25 10:19 639232492740373468
4 ms 121.78.246.11
29 2026-08-25 10:02 639232482235303141
2010 ms 121.78.246.11
28 2026-08-25 09:44 639232471861770303
436 ms 121.78.246.11
27 2026-08-25 09:27 639232461630217327
445 ms 121.78.246.11
26 2026-08-25 09:10 639232451282965990
3 ms 121.78.246.11
25 2026-08-25 08:52 639232440814614938
411 ms 121.78.246.11
24 2026-08-25 08:35 639232430410720425
432 ms 121.78.246.11
23 2026-08-25 08:18 639232420003096185
440 ms 121.78.246.11
22 2026-08-25 08:00 639232409467287444
695 ms 121.78.246.11
21 2026-08-25 07:43 639232399077195997
3 ms 121.78.246.11
20 2026-08-25 07:25 639232388731528337
2552 ms 121.78.246.11
19 2026-08-25 07:08 639232378288598612
431 ms 121.78.246.11
18 2026-08-25 06:14 639232346196373643
435 ms 121.78.246.11
17 2026-08-25 05:58 639232336112370741
331 ms 121.78.246.11
16 2026-08-25 05:41 639232326146508970
474 ms 121.78.246.11
15 2026-08-25 05:24 639232316189381720
422 ms 121.78.246.11
14 2026-08-25 05:08 639232306217998913
2008 ms 121.78.246.11
13 2026-08-25 04:51 639232296255744174
3 ms 121.78.246.11
12 2026-08-25 04:34 639232286095760789
2 ms 121.78.246.11
11 2026-08-25 04:17 639232276086186273
3 ms 121.78.246.11
10 2026-08-25 04:01 639232265900986425
319 ms 121.78.246.11
9 2026-08-25 03:44 639232255723518075
3 ms 121.78.246.11
8 2026-08-25 03:27 639232245484452890
5 ms 121.78.246.11
7 2026-08-25 03:09 639232235157175331
427 ms 121.78.246.11
6 2026-08-25 02:16 639232203197189095
410 ms 121.78.246.11
5 2026-08-25 01:59 639232192844564298
11 ms 121.78.246.11
4 2026-08-25 01:42 639232182496008942
15 ms 121.78.246.11
3 2026-08-25 01:24 639232172197053132
438 ms 121.78.246.11
2 2026-08-25 00:31 639232140250307418
9 ms 121.78.246.11
1 2026-08-25 00:14 639232129927860324
207 ms 121.78.246.11