DNS response history for dns2.udallas.edu

dns2.udallas.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 2026-08-24. For this date, NameServerHistory found 56 DNS check records, 55 successful responses, 1 failed responses, and 246 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 dns2.udallas.edu.
Records on Selected Date

56

Historical checks stored for this nameserver on selected date

Average Latency

246 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 23:48

All timestamps shown in UTC

Latest Resolved IP on Selected Date

192.91.253.12

Most recently resolved hosting IP on selected date

Successful Responses

55

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for dns2.udallas.edu

Showing DNS history for 2026-08-24 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
56 2026-08-24 23:48 639232119551972438
45 ms 192.91.253.12
55 2026-08-24 23:31 639232109112567473
3 ms 192.91.253.12
54 2026-08-24 22:38 639232077430823987
27 ms 192.91.253.12
53 2026-08-24 22:21 639232067340513033
25 ms 192.91.253.12
52 2026-08-24 22:04 639232057157944387
9 ms 192.91.253.12
51 2026-08-24 21:47 639232046895282144
14 ms 192.91.253.12
50 2026-08-24 20:53 639232014356623395
3 ms 192.91.253.12
49 2026-08-24 20:36 639232004177831322
4041 ms 192.91.253.12
48 2026-08-24 20:19 639231993997863976
30 ms 192.91.253.12
47 2026-08-24 20:02 639231983967363696
8 ms 192.91.253.12
46 2026-08-24 19:10 639231952257842845
17 ms 192.91.253.12
45 2026-08-24 18:53 639231942277816756
68 ms 192.91.253.12
44 2026-08-24 18:36 639231932094180724
5 ms 192.91.253.12
43 2026-08-24 18:19 639231922041034838
5 ms 192.91.253.12
42 2026-08-24 17:26 639231890488117536
8 ms 192.91.253.12
41 2026-08-24 17:10 639231880574255543
21 ms 192.91.253.12
40 2026-08-24 16:53 639231870418029045
22 ms 192.91.253.12
39 2026-08-24 16:36 639231860258429562
8 ms 192.91.253.12
38 2026-08-24 15:43 639231828211839931
6 ms 192.91.253.12
37 2026-08-24 15:26 639231818080917481
3 ms 192.91.253.12
36 2026-08-24 15:09 639231807961539652
9 ms 192.91.253.12
35 2026-08-24 14:52 639231797631669865
20 ms 192.91.253.12
34 2026-08-24 13:59 639231765923559455
34 ms 192.91.253.12
33 2026-08-24 13:42 639231755868832964
54 ms 192.91.253.12
32 2026-08-24 13:25 639231745628278877
2097 ms 192.91.253.12
31 2026-08-24 13:08 639231735407682062
21 ms 192.91.253.12
30 2026-08-24 12:15 639231703815441688
36 ms 192.91.253.12
29 2026-08-24 11:59 639231693747052549
45 ms 192.91.253.12
28 2026-08-24 11:42 639231683712487276
38 ms 192.91.253.12
27 2026-08-24 11:25 639231673513573868
25 ms 192.91.253.12
26 2026-08-24 10:32 639231641791249939
3 ms 192.91.253.12
25 2026-08-24 10:15 639231631866211033
21 ms 192.91.253.12
24 2026-08-24 09:58 639231621644955316
7 ms 192.91.253.12
23 2026-08-24 09:41 639231611478799259
22 ms 192.91.253.12
22 2026-08-24 08:49 639231579923718211
53 ms 192.91.253.12
21 2026-08-24 08:32 639231569810702936
7 ms 192.91.253.12
20 2026-08-24 08:15 639231559762411619
25 ms 192.91.253.12
19 2026-08-24 07:58 639231549663595407
5 ms 192.91.253.12
18 2026-08-24 07:06 639231518076817246
6 ms 192.91.253.12
17 2026-08-24 06:49 639231508078650885
8 ms 192.91.253.12
16 2026-08-24 06:33 639231498210697093
54 ms 192.91.253.12
15 2026-08-24 06:16 639231488109699360
43 ms 192.91.253.12
14 2026-08-24 05:24 639231456772510692
35 ms 192.91.253.12
13 2026-08-24 05:08 639231447084631185
54 ms 192.91.253.12
12 2026-08-24 04:51 639231437208519473
9 ms 192.91.253.12
11 2026-08-24 04:34 639231427209627490
87 ms 192.91.253.12
10 2026-08-24 03:42 639231395791246644
2034 ms 192.91.253.12
9 2026-08-24 03:26 639231386075551458
2063 ms 192.91.253.12
8 2026-08-24 03:10 639231376208713791
17 ms 192.91.253.12
7 2026-08-24 02:53 639231366170589276
2132 ms 192.91.253.12
6 2026-08-24 02:00 639231334732159368
27 ms 192.91.253.12
5 2026-08-24 01:44 639231325035670078
-
4 2026-08-24 01:28 639231315132253837
15 ms 192.91.253.12
3 2026-08-24 01:11 639231305014280808
29 ms 192.91.253.12
2 2026-08-24 00:19 639231273779380675
7 ms 192.91.253.12
1 2026-08-24 00:03 639231264180839154
32 ms 192.91.253.12