DNS response history for ext.upsaclay.net

ext.upsaclay.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 2026-08-26. For this date, NameServerHistory found 70 DNS check records, 69 successful responses, 1 failed responses, and 271 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 ext.upsaclay.net.
Records on Selected Date

70

Historical checks stored for this nameserver on selected date

Average Latency

271 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 23:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

51.75.134.210

Most recently resolved hosting IP on selected date

Successful Responses

69

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ext.upsaclay.net

Showing DNS history for 2026-08-26 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
70 2026-08-26 23:47 639233846871926285
28 ms 51.75.134.210
69 2026-08-26 22:53 639233814527872887
23 ms 51.75.134.210
68 2026-08-26 22:36 639233804315489381
2113 ms 51.75.134.210
67 2026-08-26 22:19 639233793971346256
45 ms 51.75.134.210
66 2026-08-26 22:01 639233783644630463
18 ms 51.75.134.210
65 2026-08-26 21:44 639233773302621314
19 ms 51.75.134.210
64 2026-08-26 21:27 639233762896723748
32 ms 51.75.134.210
63 2026-08-26 21:10 639233752543876329
39 ms 51.75.134.210
62 2026-08-26 20:52 639233742155931788
121 ms 51.75.134.210
61 2026-08-26 20:35 639233731712555311
33 ms 51.75.134.210
60 2026-08-26 20:17 639233721164051126
68 ms 51.75.134.210
59 2026-08-26 20:00 639233710560486320
55 ms 51.75.134.210
58 2026-08-26 19:42 639233699834667450
49 ms 51.75.134.210
57 2026-08-26 18:47 639233667209186136
19 ms 51.75.134.210
56 2026-08-26 18:30 639233656814316266
2029 ms 51.75.134.210
55 2026-08-26 18:12 639233646245051806
2041 ms 51.75.134.210
54 2026-08-26 17:55 639233635663779051
43 ms 51.75.134.210
53 2026-08-26 17:37 639233624977342122
44 ms 51.75.134.210
52 2026-08-26 17:19 639233614446136153
32 ms 51.75.134.210
51 2026-08-26 17:02 639233603737877581
41 ms 51.75.134.210
50 2026-08-26 16:44 639233593269224651
40 ms 51.75.134.210
49 2026-08-26 16:26 639233582635086903
42 ms 51.75.134.210
48 2026-08-26 16:09 639233572000374575
49 ms 51.75.134.210
47 2026-08-26 15:51 639233561188633861
39 ms 51.75.134.210
46 2026-08-26 15:33 639233550544357027
19 ms 51.75.134.210
45 2026-08-26 14:39 639233517966053117
104 ms 51.75.134.210
44 2026-08-26 14:21 639233507603253585
33 ms 51.75.134.210
43 2026-08-26 14:04 639233497229039167
16 ms 51.75.134.210
42 2026-08-26 13:47 639233486864546406
24 ms 51.75.134.210
41 2026-08-26 13:30 639233476455174682
35 ms 51.75.134.210
40 2026-08-26 13:12 639233466171592605
36 ms 51.75.134.210
39 2026-08-26 12:55 639233455747096265
2013 ms 51.75.134.210
38 2026-08-26 12:38 639233445367152284
17 ms 51.75.134.210
37 2026-08-26 12:20 639233434974187439
30 ms 51.75.134.210
36 2026-08-26 12:03 639233424567558554
74 ms 51.75.134.210
35 2026-08-26 11:45 639233414056832719
26 ms 51.75.134.210
34 2026-08-26 11:28 639233403515141099
23 ms 51.75.134.210
33 2026-08-26 10:33 639233370841350248
23 ms 51.75.134.210
32 2026-08-26 10:16 639233360361507238
50 ms 51.75.134.210
31 2026-08-26 09:59 639233350067824371
35 ms 51.75.134.210
30 2026-08-26 09:41 639233339545274518
2051 ms 51.75.134.210
29 2026-08-26 09:24 639233329214918079
26 ms 51.75.134.210
28 2026-08-26 09:07 639233318749762337
131 ms 51.75.134.210
27 2026-08-26 08:49 639233308387917838
2030 ms 51.75.134.210
26 2026-08-26 08:32 639233297961740122
2067 ms 51.75.134.210
25 2026-08-26 08:15 639233287487159094
51 ms 51.75.134.210
24 2026-08-26 07:57 639233276995531707
19 ms 51.75.134.210
23 2026-08-26 07:40 639233266521568229
64 ms 51.75.134.210
22 2026-08-26 07:22 639233256081047431
73 ms 51.75.134.210
21 2026-08-26 06:28 639233223620132921
61 ms 51.75.134.210
20 2026-08-26 06:11 639233213287814244
38 ms 51.75.134.210
19 2026-08-26 05:54 639233202925983161
19 ms 51.75.134.210
18 2026-08-26 05:36 639233192644780696
12 ms 51.75.134.210
17 2026-08-26 05:19 639233182401183833
18 ms 51.75.134.210
16 2026-08-26 05:02 639233172074181051
38 ms 51.75.134.210
15 2026-08-26 04:45 639233161808421455
19 ms 51.75.134.210
14 2026-08-26 04:28 639233151357344052
46 ms 51.75.134.210
13 2026-08-26 04:10 639233141034116946
21 ms 51.75.134.210
12 2026-08-26 03:53 639233130828334142
15 ms 51.75.134.210
11 2026-08-26 03:36 639233120373450007
-
10 2026-08-26 03:19 639233110066216193
29 ms 51.75.134.210
9 2026-08-26 02:25 639233078065410564
40 ms 51.75.134.210
8 2026-08-26 02:08 639233067787457832
15 ms 51.75.134.210
7 2026-08-26 01:51 639233057501801162
2026 ms 51.75.134.210
6 2026-08-26 01:34 639233047089431703
15 ms 51.75.134.210
5 2026-08-26 01:17 639233036754790688
25 ms 51.75.134.210
4 2026-08-26 00:59 639233026412602472
18 ms 51.75.134.210
3 2026-08-26 00:42 639233016064066127
23 ms 51.75.134.210
2 2026-08-26 00:25 639233005922655772
85 ms 51.75.134.210
1 2026-08-26 00:08 639232995672256907
25 ms 51.75.134.210