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 2026-08-11. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 12 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

74

Historical checks stored for this nameserver on selected date

Average Latency

12 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-11 22:38

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

74

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 2026-08-11 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
74 2026-08-11 22:38 639220847369072314
6 ms 192.58.128.30
73 2026-08-11 22:23 639220838037764925
3 ms 192.58.128.30
72 2026-08-11 22:07 639220828735120634
4 ms 192.58.128.30
71 2026-08-11 21:52 639220819447979766
2 ms 192.58.128.30
70 2026-08-11 21:36 639220810056531741
4 ms 192.58.128.30
69 2026-08-11 21:21 639220800745746593
4 ms 192.58.128.30
68 2026-08-11 21:05 639220791351626349
3 ms 192.58.128.30
67 2026-08-11 20:50 639220782021256610
3 ms 192.58.128.30
66 2026-08-11 20:34 639220772603347755
9 ms 192.58.128.30
65 2026-08-11 20:18 639220763224057047
6 ms 192.58.128.30
64 2026-08-11 20:02 639220753691117767
7 ms 192.58.128.30
63 2026-08-11 19:46 639220744107836218
65 ms 192.58.128.30
62 2026-08-11 18:53 639220711927629898
3 ms 192.58.128.30
61 2026-08-11 18:37 639220702299437921
13 ms 192.58.128.30
60 2026-08-11 18:20 639220692505468181
3 ms 192.58.128.30
59 2026-08-11 18:04 639220682669911239
10 ms 192.58.128.30
58 2026-08-11 17:48 639220672929841526
8 ms 192.58.128.30
57 2026-08-11 17:32 639220663225662315
6 ms 192.58.128.30
56 2026-08-11 17:16 639220653846255684
8 ms 192.58.128.30
55 2026-08-11 17:00 639220644420909059
5 ms 192.58.128.30
54 2026-08-11 16:45 639220635074970435
6 ms 192.58.128.30
53 2026-08-11 16:29 639220625614385966
2 ms 192.58.128.30
52 2026-08-11 16:13 639220616132212636
7 ms 192.58.128.30
51 2026-08-11 15:57 639220606533651662
18 ms 192.58.128.30
50 2026-08-11 15:04 639220574514514318
6 ms 192.58.128.30
49 2026-08-11 14:48 639220565124823874
3 ms 192.58.128.30
48 2026-08-11 14:32 639220555799311478
13 ms 192.58.128.30
47 2026-08-11 14:17 639220546481577614
6 ms 192.58.128.30
46 2026-08-11 14:01 639220537036533154
4 ms 192.58.128.30
45 2026-08-11 13:46 639220527719177174
4 ms 192.58.128.30
44 2026-08-11 13:30 639220518173088308
13 ms 192.58.128.30
43 2026-08-11 13:14 639220508902896243
6 ms 192.58.128.30
42 2026-08-11 12:59 639220499455923005
12 ms 192.58.128.30
41 2026-08-11 12:43 639220490082583768
8 ms 192.58.128.30
40 2026-08-11 12:27 639220480636590998
4 ms 192.58.128.30
39 2026-08-11 12:09 639220469585029273
82 ms 192.58.128.30
38 2026-08-11 11:16 639220438074188884
4 ms 192.58.128.30
37 2026-08-11 11:01 639220428789720049
8 ms 192.58.128.30
36 2026-08-11 10:45 639220419558302820
12 ms 192.58.128.30
35 2026-08-11 10:30 639220410448738795
3 ms 192.58.128.30
34 2026-08-11 10:15 639220401034081530
5 ms 192.58.128.30
33 2026-08-11 09:59 639220391766674161
3 ms 192.58.128.30
32 2026-08-11 09:43 639220382275807148
5 ms 192.58.128.30
31 2026-08-11 09:28 639220373034162867
3 ms 192.58.128.30
30 2026-08-11 09:13 639220363994971859
5 ms 192.58.128.30
29 2026-08-11 08:57 639220354563965455
20 ms 192.58.128.30
28 2026-08-11 08:42 639220345437414880
11 ms 192.58.128.30
27 2026-08-11 08:26 639220336024248987
80 ms 192.58.128.30
26 2026-08-11 07:33 639220304233635692
6 ms 192.58.128.30
25 2026-08-11 07:18 639220294872170960
11 ms 192.58.128.30
24 2026-08-11 07:02 639220285547177980
4 ms 192.58.128.30
23 2026-08-11 06:47 639220276337941315
3 ms 192.58.128.30
22 2026-08-11 06:31 639220267175191677
6 ms 192.58.128.30
21 2026-08-11 06:16 639220257981518924
2 ms 192.58.128.30
20 2026-08-11 06:02 639220249265489070
11 ms 192.58.128.30
19 2026-08-11 05:47 639220240700249205
4 ms 192.58.128.30
18 2026-08-11 05:33 639220231975029986
6 ms 192.58.128.30
17 2026-08-11 05:18 639220223261176932
26 ms 192.58.128.30
16 2026-08-11 05:03 639220214366718456
5 ms 192.58.128.30
15 2026-08-11 04:48 639220205306334524
71 ms 192.58.128.30
14 2026-08-11 03:57 639220174463175061
5 ms 192.58.128.30
13 2026-08-11 03:42 639220165777190438
5 ms 192.58.128.30
12 2026-08-11 03:28 639220156880374825
4 ms 192.58.128.30
11 2026-08-11 03:13 639220148139986945
5 ms 192.58.128.30
10 2026-08-11 02:58 639220139271074299
6 ms 192.58.128.30
9 2026-08-11 02:44 639220130565901336
6 ms 192.58.128.30
8 2026-08-11 02:29 639220121659980575
7 ms 192.58.128.30
7 2026-08-11 02:14 639220112857650894
9 ms 192.58.128.30
6 2026-08-11 01:59 639220103767686219
9 ms 192.58.128.30
5 2026-08-11 01:44 639220094545970611
2 ms 192.58.128.30
4 2026-08-11 01:29 639220085476091081
4 ms 192.58.128.30
3 2026-08-11 01:13 639220076243751161
96 ms 192.58.128.30
2 2026-08-11 00:22 639220045322845190
3 ms 192.58.128.30
1 2026-08-11 00:07 639220036434132314
13 ms 192.58.128.30