DNS response history for ns1.ext.ndus.edu

ns1.ext.ndus.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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 226 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 ns1.ext.ndus.edu.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

226 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:55

All timestamps shown in UTC

Latest Resolved IP on Selected Date

134.129.204.161

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 ns1.ext.ndus.edu

Showing DNS history for 2026-08-22 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 2026-08-22 23:55 639230391807229016
3 ms 134.129.204.161
73 2026-08-22 23:39 639230382051619327
2 ms 134.129.204.161
72 2026-08-22 23:23 639230372323353529
278 ms 134.129.204.161
71 2026-08-22 23:06 639230362586451064
39 ms 134.129.204.161
70 2026-08-22 22:50 639230352793666303
189 ms 134.129.204.161
69 2026-08-22 22:33 639230342775737758
3 ms 134.129.204.161
68 2026-08-22 22:17 639230332639939561
3 ms 134.129.204.161
67 2026-08-22 21:24 639230301014190104
8 ms 134.129.204.161
66 2026-08-22 21:07 639230291048161498
187 ms 134.129.204.161
65 2026-08-22 20:50 639230280894353664
96 ms 134.129.204.161
64 2026-08-22 20:33 639230270699419073
283 ms 134.129.204.161
63 2026-08-22 20:16 639230260248163050
189 ms 134.129.204.161
62 2026-08-22 19:59 639230250122494282
284 ms 134.129.204.161
61 2026-08-22 19:42 639230239972935046
194 ms 134.129.204.161
60 2026-08-22 19:25 639230229963262464
104 ms 134.129.204.161
59 2026-08-22 19:09 639230220033804658
230 ms 134.129.204.161
58 2026-08-22 18:52 639230209891107289
94 ms 134.129.204.161
57 2026-08-22 18:35 639230199630298717
95 ms 134.129.204.161
56 2026-08-22 18:18 639230189301984150
190 ms 134.129.204.161
55 2026-08-22 17:24 639230157138468804
205 ms 134.129.204.161
54 2026-08-22 17:07 639230146987869495
9 ms 134.129.204.161
53 2026-08-22 16:50 639230136768638516
10 ms 134.129.204.161
52 2026-08-22 16:33 639230126735907877
7 ms 134.129.204.161
51 2026-08-22 16:16 639230116551187768
189 ms 134.129.204.161
50 2026-08-22 15:59 639230106335615913
95 ms 134.129.204.161
49 2026-08-22 15:42 639230096177758176
10 ms 134.129.204.161
48 2026-08-22 15:26 639230086185999993
282 ms 134.129.204.161
47 2026-08-22 15:09 639230076247854903
2020 ms 134.129.204.161
46 2026-08-22 14:52 639230066076077530
148 ms 134.129.204.161
45 2026-08-22 14:35 639230055738197328
11 ms 134.129.204.161
44 2026-08-22 14:18 639230045411225521
202 ms 134.129.204.161
43 2026-08-22 13:24 639230013046000470
185 ms 134.129.204.161
42 2026-08-22 13:07 639230003090037878
9 ms 134.129.204.161
41 2026-08-22 12:50 639229993008259475
108 ms 134.129.204.161
40 2026-08-22 12:34 639229982909449470
3 ms 134.129.204.161
39 2026-08-22 12:17 639229973035502212
9 ms 134.129.204.161
38 2026-08-22 12:00 639229963064296145
275 ms 134.129.204.161
37 2026-08-22 11:44 639229952996162143
94 ms 134.129.204.161
36 2026-08-22 11:27 639229943051949195
31 ms 134.129.204.161
35 2026-08-22 11:10 639229932919214934
4 ms 134.129.204.161
34 2026-08-22 10:53 639229922745889838
186 ms 134.129.204.161
33 2026-08-22 10:36 639229912587214796
7 ms 134.129.204.161
32 2026-08-22 10:19 639229902240004454
105 ms 134.129.204.161
31 2026-08-22 09:27 639229870800501662
33 ms 134.129.204.161
30 2026-08-22 09:10 639229861058384956
6 ms 134.129.204.161
29 2026-08-22 08:54 639229851158592604
4 ms 134.129.204.161
28 2026-08-22 08:38 639229841475569629
306 ms 134.129.204.161
27 2026-08-22 08:22 639229831887658471
4 ms 134.129.204.161
26 2026-08-22 08:06 639229822043670346
3731 ms 134.129.204.161
25 2026-08-22 07:49 639229812327913936
39 ms 134.129.204.161
24 2026-08-22 07:33 639229802629488686
186 ms 134.129.204.161
23 2026-08-22 07:17 639229793051447309
4 ms 134.129.204.161
22 2026-08-22 07:01 639229783303531961
24 ms 134.129.204.161
21 2026-08-22 06:44 639229773458051942
8 ms 134.129.204.161
20 2026-08-22 06:28 639229763373848056
209 ms 134.129.204.161
19 2026-08-22 05:36 639229732140622809
186 ms 134.129.204.161
18 2026-08-22 05:20 639229722699695967
2183 ms 134.129.204.161
17 2026-08-22 05:04 639229713097498075
34 ms 134.129.204.161
16 2026-08-22 04:48 639229703543969637
8 ms 134.129.204.161
15 2026-08-22 04:32 639229693970392873
8 ms 134.129.204.161
14 2026-08-22 04:16 639229684277329469
27 ms 134.129.204.161
13 2026-08-22 04:00 639229674501596661
3 ms 134.129.204.161
12 2026-08-22 03:43 639229665064441147
10 ms 134.129.204.161
11 2026-08-22 03:28 639229655507536872
31 ms 134.129.204.161
10 2026-08-22 03:12 639229645849603111
18 ms 134.129.204.161
9 2026-08-22 02:55 639229636090497453
45 ms 134.129.204.161
8 2026-08-22 02:39 639229625978544281
2012 ms 134.129.204.161
7 2026-08-22 01:46 639229594644662176
185 ms 134.129.204.161
6 2026-08-22 01:31 639229585214633065
185 ms 134.129.204.161
5 2026-08-22 01:15 639229575581042175
8 ms 134.129.204.161
4 2026-08-22 00:59 639229565912268962
34 ms 134.129.204.161
3 2026-08-22 00:42 639229556237813203
32 ms 134.129.204.161
2 2026-08-22 00:26 639229546625802518
292 ms 134.129.204.161
1 2026-08-22 00:10 639229537172016621
205 ms 134.129.204.161