Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

23 ms

Calculated from available response records

Latest Check on Selected Date

2026-06-20 23:58

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

72

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 2026-06-20 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
72 2026-06-20 23:58 639175967149118952
3 ms 192.58.128.30
71 2026-06-20 23:14 639175940910406060
29 ms 192.58.128.30
70 2026-06-20 22:59 639175931781304598
28 ms 192.58.128.30
69 2026-06-20 22:44 639175922761465258
4 ms 192.58.128.30
68 2026-06-20 22:29 639175913501680380
96 ms 192.58.128.30
67 2026-06-20 22:13 639175903960678581
7 ms 192.58.128.30
66 2026-06-20 21:57 639175894721774456
4 ms 192.58.128.30
65 2026-06-20 21:14 639175868443234294
8 ms 192.58.128.30
64 2026-06-20 20:58 639175859157927492
10 ms 192.58.128.30
63 2026-06-20 20:42 639175849769067163
7 ms 192.58.128.30
62 2026-06-20 20:27 639175840485116691
79 ms 192.58.128.30
61 2026-06-20 20:11 639175831095305195
16 ms 192.58.128.30
60 2026-06-20 19:56 639175821816757465
3 ms 192.58.128.30
59 2026-06-20 19:12 639175795665029502
10 ms 192.58.128.30
58 2026-06-20 18:57 639175786481072469
9 ms 192.58.128.30
57 2026-06-20 18:42 639175777440516355
4 ms 192.58.128.30
56 2026-06-20 18:26 639175768140396399
54 ms 192.58.128.30
55 2026-06-20 18:11 639175758685107456
11 ms 192.58.128.30
54 2026-06-20 17:55 639175749441488973
4 ms 192.58.128.30
53 2026-06-20 17:11 639175722818030815
21 ms 192.58.128.30
52 2026-06-20 16:55 639175713515181075
3 ms 192.58.128.30
51 2026-06-20 16:40 639175704109782602
21 ms 192.58.128.30
50 2026-06-20 16:24 639175694716398256
94 ms 192.58.128.30
49 2026-06-20 16:08 639175685126988133
5 ms 192.58.128.30
48 2026-06-20 15:52 639175675682355595
7 ms 192.58.128.30
47 2026-06-20 15:09 639175649531308163
15 ms 192.58.128.30
46 2026-06-20 14:54 639175640414859283
4 ms 192.58.128.30
45 2026-06-20 14:38 639175630980509803
5 ms 192.58.128.30
44 2026-06-20 14:22 639175621693649779
92 ms 192.58.128.30
43 2026-06-20 14:06 639175612056629511
2 ms 192.58.128.30
42 2026-06-20 13:51 639175602665496560
4 ms 192.58.128.30
41 2026-06-20 13:07 639175576533851692
23 ms 192.58.128.30
40 2026-06-20 12:52 639175567580445400
10 ms 192.58.128.30
39 2026-06-20 12:37 639175558517045360
5 ms 192.58.128.30
38 2026-06-20 12:21 639175549140839817
85 ms 192.58.128.30
37 2026-06-20 12:06 639175539703574109
5 ms 192.58.128.30
36 2026-06-20 11:50 639175530457463882
13 ms 192.58.128.30
35 2026-06-20 11:07 639175504277822668
5 ms 192.58.128.30
34 2026-06-20 10:52 639175495212835348
9 ms 192.58.128.30
33 2026-06-20 10:36 639175485934880052
3 ms 192.58.128.30
32 2026-06-20 10:21 639175476720203954
106 ms 192.58.128.30
31 2026-06-20 10:05 639175467258886071
9 ms 192.58.128.30
30 2026-06-20 09:49 639175457986846343
7 ms 192.58.128.30
29 2026-06-20 09:06 639175431953053863
4 ms 192.58.128.30
28 2026-06-20 08:51 639175422856407084
4 ms 192.58.128.30
27 2026-06-20 08:36 639175413665410996
10 ms 192.58.128.30
26 2026-06-20 08:20 639175404558135589
89 ms 192.58.128.30
25 2026-06-20 08:05 639175395061721817
3 ms 192.58.128.30
24 2026-06-20 07:49 639175385854938962
12 ms 192.58.128.30
23 2026-06-20 07:06 639175359657508684
9 ms 192.58.128.30
22 2026-06-20 06:50 639175350550092133
8 ms 192.58.128.30
21 2026-06-20 06:36 639175341646430252
11 ms 192.58.128.30
20 2026-06-20 06:20 639175332275278236
140 ms 192.58.128.30
19 2026-06-20 06:04 639175322895286395
11 ms 192.58.128.30
18 2026-06-20 05:49 639175313724780591
17 ms 192.58.128.30
17 2026-06-20 05:06 639175287636225424
6 ms 192.58.128.30
16 2026-06-20 04:51 639175278705494502
10 ms 192.58.128.30
15 2026-06-20 04:36 639175269714738955
7 ms 192.58.128.30
14 2026-06-20 04:20 639175260590252050
89 ms 192.58.128.30
13 2026-06-20 04:05 639175251288645347
12 ms 192.58.128.30
12 2026-06-20 03:50 639175242042927039
22 ms 192.58.128.30
11 2026-06-20 03:06 639175215916438299
6 ms 192.58.128.30
10 2026-06-20 02:51 639175206923576496
11 ms 192.58.128.30
9 2026-06-20 02:36 639175197914492262
13 ms 192.58.128.30
8 2026-06-20 02:21 639175188819154786
86 ms 192.58.128.30
7 2026-06-20 02:06 639175179625789774
3 ms 192.58.128.30
6 2026-06-20 01:50 639175170477700862
5 ms 192.58.128.30
5 2026-06-20 01:07 639175144446130999
26 ms 192.58.128.30
4 2026-06-20 00:52 639175135572696376
13 ms 192.58.128.30
3 2026-06-20 00:37 639175126706747899
4 ms 192.58.128.30
2 2026-06-20 00:22 639175117679224747
104 ms 192.58.128.30
1 2026-06-20 00:07 639175108635506474
6 ms 192.58.128.30