DNS response history for root.gnah.co.kr

root.gnah.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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 75 successful responses, 0 failed responses, and 345 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 root.gnah.co.kr.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

345 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:57

All timestamps shown in UTC

Latest Resolved IP on Selected Date

121.158.109.133

Most recently resolved hosting IP on selected date

Successful Responses

75

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 root.gnah.co.kr

Showing DNS history for 2026-08-23 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
75 2026-08-23 23:57 639231254406598736
3 ms 121.158.109.133
74 2026-08-23 23:41 639231244697865594
3 ms 121.158.109.133
73 2026-08-23 23:24 639231234893504693
825 ms 121.158.109.133
72 2026-08-23 23:08 639231225024549139
816 ms 121.158.109.133
71 2026-08-23 22:51 639231214931957622
619 ms 121.158.109.133
70 2026-08-23 22:35 639231204962010549
576 ms 121.158.109.133
69 2026-08-23 22:18 639231195170138463
3 ms 121.158.109.133
68 2026-08-23 22:02 639231185235020577
3 ms 121.158.109.133
67 2026-08-23 21:45 639231175558690075
4 ms 121.158.109.133
66 2026-08-23 21:29 639231165610444012
3 ms 121.158.109.133
65 2026-08-23 20:36 639231133806425363
4 ms 121.158.109.133
64 2026-08-23 20:20 639231124203758023
775 ms 121.158.109.133
63 2026-08-23 20:04 639231114428262706
570 ms 121.158.109.133
62 2026-08-23 19:47 639231104662480065
594 ms 121.158.109.133
61 2026-08-23 19:31 639231094840372018
597 ms 121.158.109.133
60 2026-08-23 19:15 639231085024583224
10 ms 121.158.109.133
59 2026-08-23 18:58 639231075257417427
592 ms 121.158.109.133
58 2026-08-23 18:42 639231065516009503
4 ms 121.158.109.133
57 2026-08-23 18:26 639231055805348837
586 ms 121.158.109.133
56 2026-08-23 18:10 639231045980373765
635 ms 121.158.109.133
55 2026-08-23 17:53 639231035984577527
4 ms 121.158.109.133
54 2026-08-23 17:36 639231025928115303
583 ms 121.158.109.133
53 2026-08-23 16:43 639230994250157583
706 ms 121.158.109.133
52 2026-08-23 16:27 639230984476411369
598 ms 121.158.109.133
51 2026-08-23 16:11 639230974838373450
3 ms 121.158.109.133
50 2026-08-23 15:55 639230965244277645
591 ms 121.158.109.133
49 2026-08-23 15:39 639230955522101820
603 ms 121.158.109.133
48 2026-08-23 15:23 639230945754521603
588 ms 121.158.109.133
47 2026-08-23 15:06 639230935852040504
9 ms 121.158.109.133
46 2026-08-23 14:50 639230926222061048
307 ms 121.158.109.133
45 2026-08-23 14:34 639230916449726907
3 ms 121.158.109.133
44 2026-08-23 14:17 639230906595053086
9 ms 121.158.109.133
43 2026-08-23 14:01 639230896680429441
2348 ms 121.158.109.133
42 2026-08-23 13:44 639230886630210965
614 ms 121.158.109.133
41 2026-08-23 12:52 639230855430405719
3 ms 121.158.109.133
40 2026-08-23 12:36 639230845707499136
4 ms 121.158.109.133
39 2026-08-23 12:20 639230836186805419
5 ms 121.158.109.133
38 2026-08-23 12:04 639230826493828316
20 ms 121.158.109.133
37 2026-08-23 11:47 639230816817882996
3 ms 121.158.109.133
36 2026-08-23 11:31 639230806933854189
5 ms 121.158.109.133
35 2026-08-23 11:15 639230797120243854
3 ms 121.158.109.133
34 2026-08-23 10:58 639230787310272840
600 ms 121.158.109.133
33 2026-08-23 10:42 639230777600173142
592 ms 121.158.109.133
32 2026-08-23 10:26 639230767665024593
590 ms 121.158.109.133
31 2026-08-23 10:09 639230757720962293
3 ms 121.158.109.133
30 2026-08-23 09:52 639230747722189784
591 ms 121.158.109.133
29 2026-08-23 09:00 639230716313923480
5 ms 121.158.109.133
28 2026-08-23 08:44 639230706813835990
3 ms 121.158.109.133
27 2026-08-23 08:28 639230696871062203
603 ms 121.158.109.133
26 2026-08-23 08:11 639230687142781616
603 ms 121.158.109.133
25 2026-08-23 07:55 639230677432142227
4 ms 121.158.109.133
24 2026-08-23 07:39 639230667686258061
282 ms 121.158.109.133
23 2026-08-23 07:23 639230658039243685
597 ms 121.158.109.133
22 2026-08-23 07:07 639230648468473803
4 ms 121.158.109.133
21 2026-08-23 06:51 639230638829658294
577 ms 121.158.109.133
20 2026-08-23 06:35 639230629247017617
583 ms 121.158.109.133
19 2026-08-23 06:19 639230619625318239
2303 ms 121.158.109.133
18 2026-08-23 06:02 639230609697630264
582 ms 121.158.109.133
17 2026-08-23 05:10 639230578570131864
30 ms 121.158.109.133
16 2026-08-23 04:54 639230568958963168
3 ms 121.158.109.133
15 2026-08-23 04:38 639230559287611211
2 ms 121.158.109.133
14 2026-08-23 04:22 639230549524312030
7 ms 121.158.109.133
13 2026-08-23 04:06 639230539739801669
2 ms 121.158.109.133
12 2026-08-23 03:50 639230530084069375
3 ms 121.158.109.133
11 2026-08-23 03:33 639230520362691441
2 ms 121.158.109.133
10 2026-08-23 03:17 639230510677194518
309 ms 121.158.109.133
9 2026-08-23 03:01 639230501156002646
13 ms 121.158.109.133
8 2026-08-23 02:45 639230491502198541
600 ms 121.158.109.133
7 2026-08-23 02:29 639230481860318494
588 ms 121.158.109.133
6 2026-08-23 02:13 639230471893008575
609 ms 121.158.109.133
5 2026-08-23 01:20 639230440030877421
4 ms 121.158.109.133
4 2026-08-23 01:03 639230430479725508
290 ms 121.158.109.133
3 2026-08-23 00:47 639230420875160219
293 ms 121.158.109.133
2 2026-08-23 00:31 639230411240692575
9 ms 121.158.109.133
1 2026-08-23 00:15 639230401550806607
394 ms 121.158.109.133