DNS response history for ns1.mtool.co.kr

ns1.mtool.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 356 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.mtool.co.kr.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

356 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

121.124.124.4

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 ns1.mtool.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
2 ms 121.124.124.4
74 2026-08-23 23:41 639231244697865594
3 ms 121.124.124.4
73 2026-08-23 23:24 639231234893504693
2 ms 121.124.124.4
72 2026-08-23 23:08 639231225024549139
298 ms 121.124.124.4
71 2026-08-23 22:52 639231214931957622
11 ms 121.124.124.4
70 2026-08-23 22:35 639231204962010549
3 ms 121.124.124.4
69 2026-08-23 22:18 639231195170138463
601 ms 121.124.124.4
68 2026-08-23 22:02 639231185235020577
614 ms 121.124.124.4
67 2026-08-23 21:46 639231175558690075
599 ms 121.124.124.4
66 2026-08-23 21:29 639231165610444012
616 ms 121.124.124.4
65 2026-08-23 20:37 639231133806425363
7 ms 121.124.124.4
64 2026-08-23 20:20 639231124203758023
824 ms 121.124.124.4
63 2026-08-23 20:04 639231114428262706
6 ms 121.124.124.4
62 2026-08-23 19:48 639231104662480065
578 ms 121.124.124.4
61 2026-08-23 19:31 639231094840372018
3 ms 121.124.124.4
60 2026-08-23 19:15 639231085024583224
606 ms 121.124.124.4
59 2026-08-23 18:58 639231075257417427
571 ms 121.124.124.4
58 2026-08-23 18:42 639231065516009503
4 ms 121.124.124.4
57 2026-08-23 18:26 639231055805348837
592 ms 121.124.124.4
56 2026-08-23 18:10 639231045980373765
424 ms 121.124.124.4
55 2026-08-23 17:53 639231035984577527
3 ms 121.124.124.4
54 2026-08-23 17:36 639231025928115303
597 ms 121.124.124.4
53 2026-08-23 16:44 639230994250157583
583 ms 121.124.124.4
52 2026-08-23 16:27 639230984476411369
3 ms 121.124.124.4
51 2026-08-23 16:11 639230974838373450
286 ms 121.124.124.4
50 2026-08-23 15:55 639230965244277645
4 ms 121.124.124.4
49 2026-08-23 15:39 639230955522101820
2794 ms 121.124.124.4
48 2026-08-23 15:23 639230945754521603
589 ms 121.124.124.4
47 2026-08-23 15:07 639230935852040504
592 ms 121.124.124.4
46 2026-08-23 14:50 639230926222061048
3 ms 121.124.124.4
45 2026-08-23 14:34 639230916449726907
590 ms 121.124.124.4
44 2026-08-23 14:18 639230906595053086
7 ms 121.124.124.4
43 2026-08-23 14:01 639230896680429441
5 ms 121.124.124.4
42 2026-08-23 13:44 639230886630210965
596 ms 121.124.124.4
41 2026-08-23 12:52 639230855430405719
3 ms 121.124.124.4
40 2026-08-23 12:36 639230845707499136
273 ms 121.124.124.4
39 2026-08-23 12:20 639230836186805419
4 ms 121.124.124.4
38 2026-08-23 12:04 639230826493828316
3 ms 121.124.124.4
37 2026-08-23 11:48 639230816817882996
4 ms 121.124.124.4
36 2026-08-23 11:32 639230806933854189
4 ms 121.124.124.4
35 2026-08-23 11:15 639230797120243854
597 ms 121.124.124.4
34 2026-08-23 10:59 639230787310272840
4 ms 121.124.124.4
33 2026-08-23 10:42 639230777600173142
4 ms 121.124.124.4
32 2026-08-23 10:26 639230767665024593
609 ms 121.124.124.4
31 2026-08-23 10:10 639230757720962293
612 ms 121.124.124.4
30 2026-08-23 09:53 639230747722189784
610 ms 121.124.124.4
29 2026-08-23 09:00 639230716313923480
296 ms 121.124.124.4
28 2026-08-23 08:44 639230706813835990
8 ms 121.124.124.4
27 2026-08-23 08:28 639230696871062203
699 ms 121.124.124.4
26 2026-08-23 08:12 639230687142781616
3 ms 121.124.124.4
25 2026-08-23 07:55 639230677432142227
3 ms 121.124.124.4
24 2026-08-23 07:39 639230667686258061
584 ms 121.124.124.4
23 2026-08-23 07:23 639230658039243685
602 ms 121.124.124.4
22 2026-08-23 07:07 639230648468473803
860 ms 121.124.124.4
21 2026-08-23 06:51 639230638829658294
609 ms 121.124.124.4
20 2026-08-23 06:35 639230629247017617
3 ms 121.124.124.4
19 2026-08-23 06:19 639230619625318239
3 ms 121.124.124.4
18 2026-08-23 06:03 639230609697630264
2 ms 121.124.124.4
17 2026-08-23 05:11 639230578570131864
280 ms 121.124.124.4
16 2026-08-23 04:55 639230568958963168
3 ms 121.124.124.4
15 2026-08-23 04:39 639230559287611211
866 ms 121.124.124.4
14 2026-08-23 04:22 639230549524312030
3 ms 121.124.124.4
13 2026-08-23 04:06 639230539739801669
581 ms 121.124.124.4
12 2026-08-23 03:50 639230530084069375
2292 ms 121.124.124.4
11 2026-08-23 03:34 639230520362691441
5 ms 121.124.124.4
10 2026-08-23 03:17 639230510677194518
279 ms 121.124.124.4
9 2026-08-23 03:01 639230501156002646
2 ms 121.124.124.4
8 2026-08-23 02:45 639230491502198541
3 ms 121.124.124.4
7 2026-08-23 02:29 639230481860318494
2 ms 121.124.124.4
6 2026-08-23 02:13 639230471893008575
2 ms 121.124.124.4
5 2026-08-23 01:20 639230440030877421
603 ms 121.124.124.4
4 2026-08-23 01:04 639230430479725508
609 ms 121.124.124.4
3 2026-08-23 00:48 639230420875160219
595 ms 121.124.124.4
2 2026-08-23 00:32 639230411240692575
596 ms 121.124.124.4
1 2026-08-23 00:16 639230401550806607
568 ms 121.124.124.4