DNS response history for j.root-servers.net

j.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 15 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 j.root-servers.net.
Records on Selected Date

82

Historical checks stored for this nameserver on selected date

Average Latency

15 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

192.58.128.30

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 j.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
5 ms 192.58.128.30
81 2026-08-10 23:37 639220018272941900
2 ms 192.58.128.30
80 2026-08-10 23:21 639220009109892969
5 ms 192.58.128.30
79 2026-08-10 23:06 639220000040489788
3 ms 192.58.128.30
78 2026-08-10 22:51 639219991197135747
4 ms 192.58.128.30
77 2026-08-10 22:36 639219982104540014
4 ms 192.58.128.30
76 2026-08-10 22:21 639219973150300215
16 ms 192.58.128.30
75 2026-08-10 22:06 639219964188486697
3 ms 192.58.128.30
74 2026-08-10 21:51 639219954995921784
6 ms 192.58.128.30
73 2026-08-10 21:35 639219945559908104
105 ms 192.58.128.30
72 2026-08-10 20:43 639219914137782273
7 ms 192.58.128.30
71 2026-08-10 20:28 639219904858355064
4 ms 192.58.128.30
70 2026-08-10 20:12 639219895655263396
4 ms 192.58.128.30
69 2026-08-10 19:57 639219886527091074
2 ms 192.58.128.30
68 2026-08-10 19:42 639219877343266628
7 ms 192.58.128.30
67 2026-08-10 19:26 639219868177358195
4 ms 192.58.128.30
66 2026-08-10 19:11 639219859159581515
8 ms 192.58.128.30
65 2026-08-10 18:56 639219850124020182
9 ms 192.58.128.30
64 2026-08-10 18:41 639219840940124840
4 ms 192.58.128.30
63 2026-08-10 18:26 639219831829876486
33 ms 192.58.128.30
62 2026-08-10 18:10 639219822587759143
14 ms 192.58.128.30
61 2026-08-10 17:55 639219813247114428
100 ms 192.58.128.30
60 2026-08-10 17:03 639219781959606396
6 ms 192.58.128.30
59 2026-08-10 16:47 639219772658305431
3 ms 192.58.128.30
58 2026-08-10 16:32 639219763454523027
5 ms 192.58.128.30
57 2026-08-10 16:17 639219754279127815
4 ms 192.58.128.30
56 2026-08-10 16:01 639219745087467767
8 ms 192.58.128.30
55 2026-08-10 15:46 639219735900678107
3 ms 192.58.128.30
54 2026-08-10 15:30 639219726531461979
5 ms 192.58.128.30
53 2026-08-10 15:15 639219717415222156
9 ms 192.58.128.30
52 2026-08-10 15:00 639219708266470863
23 ms 192.58.128.30
51 2026-08-10 14:45 639219699049479559
4 ms 192.58.128.30
50 2026-08-10 14:29 639219689775815194
3 ms 192.58.128.30
49 2026-08-10 14:14 639219680511810632
90 ms 192.58.128.30
48 2026-08-10 13:21 639219648997191257
9 ms 192.58.128.30
47 2026-08-10 13:06 639219639938909436
5 ms 192.58.128.30
46 2026-08-10 12:51 639219630718286441
41 ms 192.58.128.30
45 2026-08-10 12:35 639219621472350410
3 ms 192.58.128.30
44 2026-08-10 12:20 639219612500421992
7 ms 192.58.128.30
43 2026-08-10 12:05 639219603383833445
4 ms 192.58.128.30
42 2026-08-10 11:50 639219594143823358
5 ms 192.58.128.30
41 2026-08-10 11:35 639219585053166024
3 ms 192.58.128.30
40 2026-08-10 11:19 639219575885776644
4 ms 192.58.128.30
39 2026-08-10 11:04 639219566844532361
5 ms 192.58.128.30
38 2026-08-10 10:49 639219557705808294
3 ms 192.58.128.30
37 2026-08-10 10:34 639219548482688649
90 ms 192.58.128.30
36 2026-08-10 09:42 639219517492763539
7 ms 192.58.128.30
35 2026-08-10 09:27 639219508755773605
18 ms 192.58.128.30
34 2026-08-10 09:13 639219499852103863
5 ms 192.58.128.30
33 2026-08-10 08:58 639219490893714387
4 ms 192.58.128.30
32 2026-08-10 08:43 639219482299305521
2 ms 192.58.128.30
31 2026-08-10 08:29 639219473613114853
9 ms 192.58.128.30
30 2026-08-10 08:15 639219465061138643
5 ms 192.58.128.30
29 2026-08-10 08:01 639219456616129015
2 ms 192.58.128.30
28 2026-08-10 07:46 639219447974008557
8 ms 192.58.128.30
27 2026-08-10 07:32 639219439498255213
7 ms 192.58.128.30
26 2026-08-10 07:17 639219430664872256
6 ms 192.58.128.30
25 2026-08-10 07:02 639219421757560037
88 ms 192.58.128.30
24 2026-08-10 06:11 639219390773218684
6 ms 192.58.128.30
23 2026-08-10 05:57 639219382205367722
14 ms 192.58.128.30
22 2026-08-10 05:42 639219373711937615
4 ms 192.58.128.30
21 2026-08-10 05:28 639219365088558404
5 ms 192.58.128.30
20 2026-08-10 05:13 639219356348833255
22 ms 192.58.128.30
19 2026-08-10 04:59 639219347860053478
12 ms 192.58.128.30
18 2026-08-10 04:45 639219339173195121
7 ms 192.58.128.30
17 2026-08-10 04:31 639219330642664669
20 ms 192.58.128.30
16 2026-08-10 04:16 639219322058698995
3 ms 192.58.128.30
15 2026-08-10 04:02 639219313564344199
11 ms 192.58.128.30
14 2026-08-10 03:47 639219304775113236
7 ms 192.58.128.30
13 2026-08-10 03:32 639219295706181119
56 ms 192.58.128.30
12 2026-08-10 02:41 639219264663923254
6 ms 192.58.128.30
11 2026-08-10 02:26 639219256015178099
18 ms 192.58.128.30
10 2026-08-10 02:12 639219247509540188
27 ms 192.58.128.30
9 2026-08-10 01:58 639219238999539092
4 ms 192.58.128.30
8 2026-08-10 01:44 639219230498823902
9 ms 192.58.128.30
7 2026-08-10 01:29 639219221706460911
3 ms 192.58.128.30
6 2026-08-10 01:14 639219212930606887
4 ms 192.58.128.30
5 2026-08-10 01:00 639219204307908525
6 ms 192.58.128.30
4 2026-08-10 00:46 639219195720181470
8 ms 192.58.128.30
3 2026-08-10 00:31 639219186898174002
4 ms 192.58.128.30
2 2026-08-10 00:16 639219178004946976
10 ms 192.58.128.30
1 2026-08-10 00:01 639219168958805474
92 ms 192.58.128.30