DNS response history for k.root-servers.net

k.root-servers.net 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 2026-08-10. For this date, NameServerHistory found 82 DNS check records, 82 successful responses, 0 failed responses, and 167 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 k.root-servers.net.
Records on Selected Date

82

Historical checks stored for this nameserver on selected date

Average Latency

167 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:52

All timestamps shown in UTC

Latest Resolved IP on Selected Date

193.0.14.129

Most recently resolved hosting IP on selected date

Successful Responses

82

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 k.root-servers.net

Showing DNS history for 2026-08-10 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
82 2026-08-10 23:52 639220027366289509
42 ms 193.0.14.129
81 2026-08-10 23:37 639220018272941900
32 ms 193.0.14.129
80 2026-08-10 23:22 639220009109892969
2 ms 193.0.14.129
79 2026-08-10 23:06 639220000040489788
30 ms 193.0.14.129
78 2026-08-10 22:52 639219991197135747
12 ms 193.0.14.129
77 2026-08-10 22:37 639219982104540014
27 ms 193.0.14.129
76 2026-08-10 22:22 639219973150300215
8 ms 193.0.14.129
75 2026-08-10 22:07 639219964188486697
15 ms 193.0.14.129
74 2026-08-10 21:51 639219954995921784
2060 ms 193.0.14.129
73 2026-08-10 21:36 639219945559908104
7 ms 193.0.14.129
72 2026-08-10 20:43 639219914137782273
7 ms 193.0.14.129
71 2026-08-10 20:28 639219904858355064
18 ms 193.0.14.129
70 2026-08-10 20:13 639219895655263396
7 ms 193.0.14.129
69 2026-08-10 19:57 639219886527091074
27 ms 193.0.14.129
68 2026-08-10 19:42 639219877343266628
36 ms 193.0.14.129
67 2026-08-10 19:27 639219868177358195
41 ms 193.0.14.129
66 2026-08-10 19:12 639219859159581515
2010 ms 193.0.14.129
65 2026-08-10 18:57 639219850124020182
2 ms 193.0.14.129
64 2026-08-10 18:41 639219840940124840
20 ms 193.0.14.129
63 2026-08-10 18:26 639219831829876486
16 ms 193.0.14.129
62 2026-08-10 18:11 639219822587759143
10 ms 193.0.14.129
61 2026-08-10 17:55 639219813247114428
24 ms 193.0.14.129
60 2026-08-10 17:03 639219781959606396
23 ms 193.0.14.129
59 2026-08-10 16:48 639219772658305431
24 ms 193.0.14.129
58 2026-08-10 16:32 639219763454523027
43 ms 193.0.14.129
57 2026-08-10 16:17 639219754279127815
38 ms 193.0.14.129
56 2026-08-10 16:02 639219745087467767
25 ms 193.0.14.129
55 2026-08-10 15:46 639219735900678107
5 ms 193.0.14.129
54 2026-08-10 15:31 639219726531461979
8 ms 193.0.14.129
53 2026-08-10 15:16 639219717415222156
53 ms 193.0.14.129
52 2026-08-10 15:00 639219708266470863
12 ms 193.0.14.129
51 2026-08-10 14:45 639219699049479559
30 ms 193.0.14.129
50 2026-08-10 14:30 639219689775815194
18 ms 193.0.14.129
49 2026-08-10 14:14 639219680511810632
4 ms 193.0.14.129
48 2026-08-10 13:22 639219648997191257
16 ms 193.0.14.129
47 2026-08-10 13:07 639219639938909436
32 ms 193.0.14.129
46 2026-08-10 12:52 639219630718286441
25 ms 193.0.14.129
45 2026-08-10 12:36 639219621472350410
3 ms 193.0.14.129
44 2026-08-10 12:21 639219612500421992
31 ms 193.0.14.129
43 2026-08-10 12:06 639219603383833445
39 ms 193.0.14.129
42 2026-08-10 11:51 639219594143823358
29 ms 193.0.14.129
41 2026-08-10 11:35 639219585053166024
35 ms 193.0.14.129
40 2026-08-10 11:20 639219575885776644
3 ms 193.0.14.129
39 2026-08-10 11:05 639219566844532361
7 ms 193.0.14.129
38 2026-08-10 10:50 639219557705808294
6 ms 193.0.14.129
37 2026-08-10 10:34 639219548482688649
8 ms 193.0.14.129
36 2026-08-10 09:43 639219517492763539
37 ms 193.0.14.129
35 2026-08-10 09:29 639219508755773605
19 ms 193.0.14.129
34 2026-08-10 09:14 639219499852103863
20 ms 193.0.14.129
33 2026-08-10 08:59 639219490893714387
38 ms 193.0.14.129
32 2026-08-10 08:45 639219482299305521
28 ms 193.0.14.129
31 2026-08-10 08:30 639219473613114853
35 ms 193.0.14.129
30 2026-08-10 08:16 639219465061138643
14 ms 193.0.14.129
29 2026-08-10 08:02 639219456616129015
4 ms 193.0.14.129
28 2026-08-10 07:47 639219447974008557
39 ms 193.0.14.129
27 2026-08-10 07:33 639219439498255213
9 ms 193.0.14.129
26 2026-08-10 07:18 639219430664872256
8 ms 193.0.14.129
25 2026-08-10 07:04 639219421757560037
23 ms 193.0.14.129
24 2026-08-10 06:12 639219390773218684
66 ms 193.0.14.129
23 2026-08-10 05:58 639219382205367722
23 ms 193.0.14.129
22 2026-08-10 05:44 639219373711937615
6 ms 193.0.14.129
21 2026-08-10 05:29 639219365088558404
39 ms 193.0.14.129
20 2026-08-10 05:15 639219356348833255
37 ms 193.0.14.129
19 2026-08-10 05:01 639219347860053478
3 ms 193.0.14.129
18 2026-08-10 04:46 639219339173195121
13 ms 193.0.14.129
17 2026-08-10 04:32 639219330642664669
26 ms 193.0.14.129
16 2026-08-10 04:18 639219322058698995
24 ms 193.0.14.129
15 2026-08-10 04:03 639219313564344199
4 ms 193.0.14.129
14 2026-08-10 03:49 639219304775113236
5 ms 193.0.14.129
13 2026-08-10 03:34 639219295706181119
2020 ms 193.0.14.129
12 2026-08-10 02:42 639219264663923254
3 ms 193.0.14.129
11 2026-08-10 02:27 639219256015178099
13 ms 193.0.14.129
10 2026-08-10 02:13 639219247509540188
4022 ms 193.0.14.129
9 2026-08-10 01:59 639219238999539092
14 ms 193.0.14.129
8 2026-08-10 01:45 639219230498823902
2 ms 193.0.14.129
7 2026-08-10 01:30 639219221706460911
6 ms 193.0.14.129
6 2026-08-10 01:15 639219212930606887
23 ms 193.0.14.129
5 2026-08-10 01:01 639219204307908525
27 ms 193.0.14.129
4 2026-08-10 00:46 639219195720181470
9 ms 193.0.14.129
3 2026-08-10 00:32 639219186898174002
51 ms 193.0.14.129
2 2026-08-10 00:17 639219178004946976
2039 ms 193.0.14.129
1 2026-08-10 00:02 639219168958805474
3 ms 193.0.14.129