DNS response history for ns1.nbcuni.com

ns1.nbcuni.com 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, 74 successful responses, 1 failed responses, and 237 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.nbcuni.com.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

237 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

156.154.64.31

Most recently resolved hosting IP on selected date

Successful Responses

74

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 ns1.nbcuni.com

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 23:47 639231254406598736
4006 ms 156.154.64.31
74 2026-08-23 23:31 639231244697865594
11 ms 156.154.64.31
73 2026-08-23 23:15 639231234893504693
3 ms 156.154.64.31
72 2026-08-23 22:58 639231225024549139
15 ms 156.154.64.31
71 2026-08-23 22:41 639231214931957622
27 ms 156.154.64.31
70 2026-08-23 22:25 639231204962010549
4 ms 156.154.64.31
69 2026-08-23 22:08 639231195170138463
6 ms 156.154.64.31
68 2026-08-23 21:52 639231185235020577
3 ms 156.154.64.31
67 2026-08-23 21:36 639231175558690075
30 ms 156.154.64.31
66 2026-08-23 21:19 639231165610444012
42 ms 156.154.64.31
65 2026-08-23 20:26 639231133806425363
23 ms 156.154.64.31
64 2026-08-23 20:10 639231124203758023
28 ms 156.154.64.31
63 2026-08-23 19:54 639231114428262706
5 ms 156.154.64.31
62 2026-08-23 19:37 639231104662480065
22 ms 156.154.64.31
61 2026-08-23 19:21 639231094840372018
42 ms 156.154.64.31
60 2026-08-23 19:05 639231085024583224
2047 ms 156.154.64.31
59 2026-08-23 18:48 639231075257417427
2036 ms 156.154.64.31
58 2026-08-23 18:32 639231065516009503
33 ms 156.154.64.31
57 2026-08-23 18:16 639231055805348837
7 ms 156.154.64.31
56 2026-08-23 18:00 639231045980373765
35 ms 156.154.64.31
55 2026-08-23 17:43 639231035984577527
10 ms 156.154.64.31
54 2026-08-23 17:26 639231025928115303
9 ms 156.154.64.31
53 2026-08-23 16:33 639230994250157583
11 ms 156.154.64.31
52 2026-08-23 16:17 639230984476411369
5 ms 156.154.64.31
51 2026-08-23 16:01 639230974838373450
10 ms 156.154.64.31
50 2026-08-23 15:45 639230965244277645
19 ms 156.154.64.31
49 2026-08-23 15:29 639230955522101820
5 ms 156.154.64.31
48 2026-08-23 15:13 639230945754521603
46 ms 156.154.64.31
47 2026-08-23 14:56 639230935852040504
-
46 2026-08-23 14:40 639230926222061048
51 ms 156.154.64.31
45 2026-08-23 14:24 639230916449726907
2011 ms 156.154.64.31
44 2026-08-23 14:07 639230906595053086
15 ms 156.154.64.31
43 2026-08-23 13:51 639230896680429441
51 ms 156.154.64.31
42 2026-08-23 13:34 639230886630210965
4020 ms 156.154.64.31
41 2026-08-23 12:42 639230855430405719
21 ms 156.154.64.31
40 2026-08-23 12:26 639230845707499136
19 ms 156.154.64.31
39 2026-08-23 12:10 639230836186805419
8 ms 156.154.64.31
38 2026-08-23 11:54 639230826493828316
8 ms 156.154.64.31
37 2026-08-23 11:38 639230816817882996
49 ms 156.154.64.31
36 2026-08-23 11:21 639230806933854189
7 ms 156.154.64.31
35 2026-08-23 11:05 639230797120243854
37 ms 156.154.64.31
34 2026-08-23 10:49 639230787310272840
21 ms 156.154.64.31
33 2026-08-23 10:32 639230777600173142
7 ms 156.154.64.31
32 2026-08-23 10:16 639230767665024593
27 ms 156.154.64.31
31 2026-08-23 09:59 639230757720962293
87 ms 156.154.64.31
30 2026-08-23 09:42 639230747722189784
13 ms 156.154.64.31
29 2026-08-23 08:50 639230716313923480
71 ms 156.154.64.31
28 2026-08-23 08:34 639230706813835990
22 ms 156.154.64.31
27 2026-08-23 08:18 639230696871062203
14 ms 156.154.64.31
26 2026-08-23 08:02 639230687142781616
4 ms 156.154.64.31
25 2026-08-23 07:45 639230677432142227
9 ms 156.154.64.31
24 2026-08-23 07:29 639230667686258061
44 ms 156.154.64.31
23 2026-08-23 07:13 639230658039243685
4 ms 156.154.64.31
22 2026-08-23 06:57 639230648468473803
5 ms 156.154.64.31
21 2026-08-23 06:41 639230638829658294
4 ms 156.154.64.31
20 2026-08-23 06:25 639230629247017617
12 ms 156.154.64.31
19 2026-08-23 06:09 639230619625318239
20 ms 156.154.64.31
18 2026-08-23 05:52 639230609697630264
4 ms 156.154.64.31
17 2026-08-23 05:01 639230578570131864
38 ms 156.154.64.31
16 2026-08-23 04:45 639230568958963168
2024 ms 156.154.64.31
15 2026-08-23 04:29 639230559287611211
43 ms 156.154.64.31
14 2026-08-23 04:12 639230549524312030
3 ms 156.154.64.31
13 2026-08-23 03:56 639230539739801669
12 ms 156.154.64.31
12 2026-08-23 03:40 639230530084069375
11 ms 156.154.64.31
11 2026-08-23 03:24 639230520362691441
25 ms 156.154.64.31
10 2026-08-23 03:08 639230510677194518
16 ms 156.154.64.31
9 2026-08-23 02:52 639230501156002646
15 ms 156.154.64.31
8 2026-08-23 02:36 639230491502198541
32 ms 156.154.64.31
7 2026-08-23 02:19 639230481860318494
29 ms 156.154.64.31
6 2026-08-23 02:03 639230471893008575
20 ms 156.154.64.31
5 2026-08-23 01:10 639230440030877421
4 ms 156.154.64.31
4 2026-08-23 00:54 639230430479725508
26 ms 156.154.64.31
3 2026-08-23 00:38 639230420875160219
11 ms 156.154.64.31
2 2026-08-23 00:22 639230411240692575
14 ms 156.154.64.31
1 2026-08-23 00:06 639230401550806607
4 ms 156.154.64.31