DNS response history for rc2.backbone.ou.edu

rc2.backbone.ou.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 135 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 rc2.backbone.ou.edu.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

135 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:45

All timestamps shown in UTC

Latest Resolved IP on Selected Date

129.15.0.162

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 rc2.backbone.ou.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 23:45 639231254406598736
2021 ms 129.15.0.162
74 2026-08-23 23:29 639231244697865594
8 ms 129.15.0.162
73 2026-08-23 23:13 639231234893504693
19 ms 129.15.0.162
72 2026-08-23 22:56 639231225024549139
35 ms 129.15.0.162
71 2026-08-23 22:39 639231214931957622
44 ms 129.15.0.162
70 2026-08-23 22:23 639231204962010549
45 ms 129.15.0.162
69 2026-08-23 22:06 639231195170138463
14 ms 129.15.0.162
68 2026-08-23 21:50 639231185235020577
3 ms 129.15.0.162
67 2026-08-23 21:34 639231175558690075
22 ms 129.15.0.162
66 2026-08-23 21:17 639231165610444012
27 ms 129.15.0.162
65 2026-08-23 20:24 639231133806425363
16 ms 129.15.0.162
64 2026-08-23 20:08 639231124203758023
22 ms 129.15.0.162
63 2026-08-23 19:52 639231114428262706
7 ms 129.15.0.162
62 2026-08-23 19:36 639231104662480065
43 ms 129.15.0.162
61 2026-08-23 19:19 639231094840372018
31 ms 129.15.0.162
60 2026-08-23 19:03 639231085024583224
34 ms 129.15.0.162
59 2026-08-23 18:47 639231075257417427
43 ms 129.15.0.162
58 2026-08-23 18:30 639231065516009503
4 ms 129.15.0.162
57 2026-08-23 18:14 639231055805348837
2010 ms 129.15.0.162
56 2026-08-23 17:58 639231045980373765
9 ms 129.15.0.162
55 2026-08-23 17:41 639231035984577527
4015 ms 129.15.0.162
54 2026-08-23 17:24 639231025928115303
15 ms 129.15.0.162
53 2026-08-23 16:32 639230994250157583
27 ms 129.15.0.162
52 2026-08-23 16:15 639230984476411369
26 ms 129.15.0.162
51 2026-08-23 15:59 639230974838373450
34 ms 129.15.0.162
50 2026-08-23 15:43 639230965244277645
21 ms 129.15.0.162
49 2026-08-23 15:27 639230955522101820
9 ms 129.15.0.162
48 2026-08-23 15:11 639230945754521603
8 ms 129.15.0.162
47 2026-08-23 14:54 639230935852040504
23 ms 129.15.0.162
46 2026-08-23 14:38 639230926222061048
5 ms 129.15.0.162
45 2026-08-23 14:22 639230916449726907
18 ms 129.15.0.162
44 2026-08-23 14:05 639230906595053086
17 ms 129.15.0.162
43 2026-08-23 13:49 639230896680429441
26 ms 129.15.0.162
42 2026-08-23 13:32 639230886630210965
66 ms 129.15.0.162
41 2026-08-23 12:40 639230855430405719
24 ms 129.15.0.162
40 2026-08-23 12:24 639230845707499136
8 ms 129.15.0.162
39 2026-08-23 12:08 639230836186805419
30 ms 129.15.0.162
38 2026-08-23 11:52 639230826493828316
26 ms 129.15.0.162
37 2026-08-23 11:36 639230816817882996
82 ms 129.15.0.162
36 2026-08-23 11:19 639230806933854189
19 ms 129.15.0.162
35 2026-08-23 11:03 639230797120243854
36 ms 129.15.0.162
34 2026-08-23 10:47 639230787310272840
34 ms 129.15.0.162
33 2026-08-23 10:30 639230777600173142
9 ms 129.15.0.162
32 2026-08-23 10:14 639230767665024593
4 ms 129.15.0.162
31 2026-08-23 09:57 639230757720962293
5 ms 129.15.0.162
30 2026-08-23 09:41 639230747722189784
6 ms 129.15.0.162
29 2026-08-23 08:48 639230716313923480
32 ms 129.15.0.162
28 2026-08-23 08:33 639230706813835990
38 ms 129.15.0.162
27 2026-08-23 08:16 639230696871062203
100 ms 129.15.0.162
26 2026-08-23 08:00 639230687142781616
27 ms 129.15.0.162
25 2026-08-23 07:44 639230677432142227
43 ms 129.15.0.162
24 2026-08-23 07:27 639230667686258061
36 ms 129.15.0.162
23 2026-08-23 07:11 639230658039243685
23 ms 129.15.0.162
22 2026-08-23 06:55 639230648468473803
10 ms 129.15.0.162
21 2026-08-23 06:39 639230638829658294
5 ms 129.15.0.162
20 2026-08-23 06:23 639230629247017617
5 ms 129.15.0.162
19 2026-08-23 06:07 639230619625318239
-
18 2026-08-23 05:51 639230609697630264
7 ms 129.15.0.162
17 2026-08-23 04:59 639230578570131864
53 ms 129.15.0.162
16 2026-08-23 04:43 639230568958963168
53 ms 129.15.0.162
15 2026-08-23 04:27 639230559287611211
56 ms 129.15.0.162
14 2026-08-23 04:10 639230549524312030
27 ms 129.15.0.162
13 2026-08-23 03:54 639230539739801669
26 ms 129.15.0.162
12 2026-08-23 03:38 639230530084069375
-
11 2026-08-23 03:22 639230520362691441
18 ms 129.15.0.162
10 2026-08-23 03:06 639230510677194518
10 ms 129.15.0.162
9 2026-08-23 02:50 639230501156002646
14 ms 129.15.0.162
8 2026-08-23 02:34 639230491502198541
32 ms 129.15.0.162
7 2026-08-23 02:17 639230481860318494
3 ms 129.15.0.162
6 2026-08-23 02:01 639230471893008575
13 ms 129.15.0.162
5 2026-08-23 01:08 639230440030877421
34 ms 129.15.0.162
4 2026-08-23 00:52 639230430479725508
44 ms 129.15.0.162
3 2026-08-23 00:36 639230420875160219
19 ms 129.15.0.162
2 2026-08-23 00:20 639230411240692575
18 ms 129.15.0.162
1 2026-08-23 00:04 639230401550806607
31 ms 129.15.0.162