DNS response history for ns.dev-tools.co.kr

ns.dev-tools.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 2026-08-20. For this date, NameServerHistory found 57 DNS check records, 57 successful responses, 0 failed responses, and 685 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 ns.dev-tools.co.kr.
Records on Selected Date

57

Historical checks stored for this nameserver on selected date

Average Latency

685 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:20

All timestamps shown in UTC

Latest Resolved IP on Selected Date

218.145.65.143

Most recently resolved hosting IP on selected date

Successful Responses

57

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 ns.dev-tools.co.kr

Showing DNS history for 2026-08-20 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
57 2026-08-20 23:20 639228639850033448
379 ms 218.145.65.143
56 2026-08-20 23:04 639228630204271870
286 ms 218.145.65.143
55 2026-08-20 22:48 639228620295091135
3040 ms 218.145.65.143
54 2026-08-20 22:31 639228610298336915
273 ms 218.145.65.143
53 2026-08-20 21:39 639228578917047616
942 ms 218.145.65.143
52 2026-08-20 21:22 639228569046445709
3 ms 218.145.65.143
51 2026-08-20 21:06 639228558946830986
1112 ms 218.145.65.143
50 2026-08-20 20:49 639228548977359217
528 ms 218.145.65.143
49 2026-08-20 19:56 639228517494157668
544 ms 218.145.65.143
48 2026-08-20 19:40 639228507374116892
1079 ms 218.145.65.143
47 2026-08-20 19:23 639228497315154893
3 ms 218.145.65.143
46 2026-08-20 19:06 639228487287648341
996 ms 218.145.65.143
45 2026-08-20 18:14 639228455828123788
5 ms 218.145.65.143
44 2026-08-20 17:57 639228445900082244
567 ms 218.145.65.143
43 2026-08-20 17:41 639228435866352323
1140 ms 218.145.65.143
42 2026-08-20 17:24 639228425802273151
1141 ms 218.145.65.143
41 2026-08-20 16:30 639228393616324230
416 ms 218.145.65.143
40 2026-08-20 16:13 639228383590408693
285 ms 218.145.65.143
39 2026-08-20 15:57 639228373471467474
712 ms 218.145.65.143
38 2026-08-20 15:40 639228363426647311
534 ms 218.145.65.143
37 2026-08-20 14:47 639228331681701910
750 ms 218.145.65.143
36 2026-08-20 14:30 639228321714746824
15 ms 218.145.65.143
35 2026-08-20 14:13 639228311652090262
421 ms 218.145.65.143
34 2026-08-20 13:57 639228301670088587
506 ms 218.145.65.143
33 2026-08-20 13:04 639228269987976710
554 ms 218.145.65.143
32 2026-08-20 12:47 639228260009452308
584 ms 218.145.65.143
31 2026-08-20 12:31 639228249661740894
688 ms 218.145.65.143
30 2026-08-20 12:13 639228239552680346
310 ms 218.145.65.143
29 2026-08-20 11:20 639228207667580819
4 ms 218.145.65.143
28 2026-08-20 11:03 639228197494011560
864 ms 218.145.65.143
27 2026-08-20 10:46 639228187497039939
3 ms 218.145.65.143
26 2026-08-20 10:30 639228177408432646
869 ms 218.145.65.143
25 2026-08-20 09:38 639228146356166262
426 ms 218.145.65.143
24 2026-08-20 09:22 639228136541505712
480 ms 218.145.65.143
23 2026-08-20 09:05 639228126519136598
361 ms 218.145.65.143
22 2026-08-20 08:48 639228116537148885
1139 ms 218.145.65.143
21 2026-08-20 07:56 639228085320764351
730 ms 218.145.65.143
20 2026-08-20 07:40 639228075444604839
2383 ms 218.145.65.143
19 2026-08-20 07:23 639228065615498985
563 ms 218.145.65.143
18 2026-08-20 07:07 639228055675321422
1152 ms 218.145.65.143
17 2026-08-20 06:14 639228024230839396
594 ms 218.145.65.143
16 2026-08-20 05:58 639228014720406505
1128 ms 218.145.65.143
15 2026-08-20 05:42 639228004930827030
570 ms 218.145.65.143
14 2026-08-20 05:26 639227995103340154
1187 ms 218.145.65.143
13 2026-08-20 04:33 639227963811374894
937 ms 218.145.65.143
12 2026-08-20 04:17 639227954132571365
317 ms 218.145.65.143
11 2026-08-20 04:01 639227944541208342
2 ms 218.145.65.143
10 2026-08-20 03:45 639227934657213484
1175 ms 218.145.65.143
9 2026-08-20 02:53 639227903628145469
954 ms 218.145.65.143
8 2026-08-20 02:37 639227893995483475
278 ms 218.145.65.143
7 2026-08-20 02:21 639227884280244209
1120 ms 218.145.65.143
6 2026-08-20 02:04 639227874371147132
960 ms 218.145.65.143
5 2026-08-20 01:12 639227843224256432
1134 ms 218.145.65.143
4 2026-08-20 00:56 639227833720403506
1021 ms 218.145.65.143
3 2026-08-20 00:41 639227824170728278
3 ms 218.145.65.143
2 2026-08-20 00:25 639227814865867570
586 ms 218.145.65.143
1 2026-08-20 00:09 639227805445376839
305 ms 218.145.65.143