DNS response history for ns3.isi.edu

ns3.isi.edu 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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 73 successful responses, 2 failed responses, and 61 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 ns3.isi.edu.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

61 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

128.9.49.6

Most recently resolved hosting IP on selected date

Successful Responses

73

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns3.isi.edu

Showing DNS history for 2026-08-23 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
75 2026-08-23 23:50 639231254406598736
119 ms 128.9.49.6
74 2026-08-23 23:34 639231244697865594
221 ms 128.9.49.6
73 2026-08-23 23:17 639231234893504693
13 ms 128.9.49.6
72 2026-08-23 23:01 639231225024549139
137 ms 128.9.49.6
71 2026-08-23 22:44 639231214931957622
31 ms 128.9.49.6
70 2026-08-23 22:28 639231204962010549
18 ms 128.9.49.6
69 2026-08-23 22:11 639231195170138463
18 ms 128.9.49.6
68 2026-08-23 21:55 639231185235020577
26 ms 128.9.49.6
67 2026-08-23 21:38 639231175558690075
8 ms 128.9.49.6
66 2026-08-23 21:22 639231165610444012
133 ms 128.9.49.6
65 2026-08-23 20:29 639231133806425363
24 ms 128.9.49.6
64 2026-08-23 20:13 639231124203758023
23 ms 128.9.49.6
63 2026-08-23 19:57 639231114428262706
135 ms 128.9.49.6
62 2026-08-23 19:40 639231104662480065
12 ms 128.9.49.6
61 2026-08-23 19:24 639231094840372018
4 ms 128.9.49.6
60 2026-08-23 19:08 639231085024583224
114 ms 128.9.49.6
59 2026-08-23 18:51 639231075257417427
30 ms 128.9.49.6
58 2026-08-23 18:35 639231065516009503
80 ms 128.9.49.6
57 2026-08-23 18:19 639231055805348837
19 ms 128.9.49.6
56 2026-08-23 18:03 639231045980373765
-
55 2026-08-23 17:46 639231035984577527
24 ms 128.9.49.6
54 2026-08-23 17:29 639231025928115303
134 ms 128.9.49.6
53 2026-08-23 16:36 639230994250157583
14 ms 128.9.49.6
52 2026-08-23 16:20 639230984476411369
15 ms 128.9.49.6
51 2026-08-23 16:04 639230974838373450
139 ms 128.9.49.6
50 2026-08-23 15:48 639230965244277645
27 ms 128.9.49.6
49 2026-08-23 15:32 639230955522101820
33 ms 128.9.49.6
48 2026-08-23 15:16 639230945754521603
17 ms 128.9.49.6
47 2026-08-23 14:59 639230935852040504
7 ms 128.9.49.6
46 2026-08-23 14:43 639230926222061048
134 ms 128.9.49.6
45 2026-08-23 14:26 639230916449726907
124 ms 128.9.49.6
44 2026-08-23 14:10 639230906595053086
19 ms 128.9.49.6
43 2026-08-23 13:54 639230896680429441
9 ms 128.9.49.6
42 2026-08-23 13:37 639230886630210965
241 ms 128.9.49.6
41 2026-08-23 12:45 639230855430405719
12 ms 128.9.49.6
40 2026-08-23 12:29 639230845707499136
6 ms 128.9.49.6
39 2026-08-23 12:13 639230836186805419
22 ms 128.9.49.6
38 2026-08-23 11:57 639230826493828316
32 ms 128.9.49.6
37 2026-08-23 11:40 639230816817882996
11 ms 128.9.49.6
36 2026-08-23 11:24 639230806933854189
-
35 2026-08-23 11:08 639230797120243854
153 ms 128.9.49.6
34 2026-08-23 10:51 639230787310272840
20 ms 128.9.49.6
33 2026-08-23 10:35 639230777600173142
12 ms 128.9.49.6
32 2026-08-23 10:19 639230767665024593
161 ms 128.9.49.6
31 2026-08-23 10:02 639230757720962293
117 ms 128.9.49.6
30 2026-08-23 09:45 639230747722189784
222 ms 128.9.49.6
29 2026-08-23 08:53 639230716313923480
18 ms 128.9.49.6
28 2026-08-23 08:37 639230706813835990
26 ms 128.9.49.6
27 2026-08-23 08:21 639230696871062203
17 ms 128.9.49.6
26 2026-08-23 08:05 639230687142781616
14 ms 128.9.49.6
25 2026-08-23 07:48 639230677432142227
20 ms 128.9.49.6
24 2026-08-23 07:32 639230667686258061
23 ms 128.9.49.6
23 2026-08-23 07:16 639230658039243685
5 ms 128.9.49.6
22 2026-08-23 07:00 639230648468473803
343 ms 128.9.49.6
21 2026-08-23 06:44 639230638829658294
114 ms 128.9.49.6
20 2026-08-23 06:28 639230629247017617
234 ms 128.9.49.6
19 2026-08-23 06:12 639230619625318239
31 ms 128.9.49.6
18 2026-08-23 05:55 639230609697630264
13 ms 128.9.49.6
17 2026-08-23 05:03 639230578570131864
8 ms 128.9.49.6
16 2026-08-23 04:47 639230568958963168
19 ms 128.9.49.6
15 2026-08-23 04:31 639230559287611211
43 ms 128.9.49.6
14 2026-08-23 04:15 639230549524312030
13 ms 128.9.49.6
13 2026-08-23 03:59 639230539739801669
18 ms 128.9.49.6
12 2026-08-23 03:43 639230530084069375
134 ms 128.9.49.6
11 2026-08-23 03:26 639230520362691441
9 ms 128.9.49.6
10 2026-08-23 03:10 639230510677194518
131 ms 128.9.49.6
9 2026-08-23 02:54 639230501156002646
127 ms 128.9.49.6
8 2026-08-23 02:38 639230491502198541
4 ms 128.9.49.6
7 2026-08-23 02:22 639230481860318494
27 ms 128.9.49.6
6 2026-08-23 02:06 639230471893008575
3 ms 128.9.49.6
5 2026-08-23 01:12 639230440030877421
12 ms 128.9.49.6
4 2026-08-23 00:57 639230430479725508
21 ms 128.9.49.6
3 2026-08-23 00:41 639230420875160219
16 ms 128.9.49.6
2 2026-08-23 00:25 639230411240692575
121 ms 128.9.49.6
1 2026-08-23 00:08 639230401550806607
18 ms 128.9.49.6