DNS response history for ns-a.4foo.net

ns-a.4foo.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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 74 successful responses, 1 failed responses, and 146 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 ns-a.4foo.net.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

146 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:51

All timestamps shown in UTC

Latest Resolved IP on Selected Date

81.9.105.50

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 ns-a.4foo.net

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 23:51 639231254406598736
60 ms 81.9.105.50
74 2026-08-23 23:35 639231244697865594
67 ms 81.9.105.50
73 2026-08-23 23:19 639231234893504693
7 ms 81.9.105.50
72 2026-08-23 23:02 639231225024549139
94 ms 81.9.105.50
71 2026-08-23 22:46 639231214931957622
2058 ms 81.9.105.50
70 2026-08-23 22:29 639231204962010549
88 ms 81.9.105.50
69 2026-08-23 22:13 639231195170138463
2056 ms 81.9.105.50
68 2026-08-23 21:56 639231185235020577
101 ms 81.9.105.50
67 2026-08-23 21:40 639231175558690075
94 ms 81.9.105.50
66 2026-08-23 21:23 639231165610444012
107 ms 81.9.105.50
65 2026-08-23 20:30 639231133806425363
139 ms 81.9.105.50
64 2026-08-23 20:14 639231124203758023
107 ms 81.9.105.50
63 2026-08-23 19:58 639231114428262706
55 ms 81.9.105.50
62 2026-08-23 19:42 639231104662480065
92 ms 81.9.105.50
61 2026-08-23 19:26 639231094840372018
78 ms 81.9.105.50
60 2026-08-23 19:09 639231085024583224
75 ms 81.9.105.50
59 2026-08-23 18:53 639231075257417427
213 ms 81.9.105.50
58 2026-08-23 18:37 639231065516009503
6 ms 81.9.105.50
57 2026-08-23 18:20 639231055805348837
52 ms 81.9.105.50
56 2026-08-23 18:04 639231045980373765
80 ms 81.9.105.50
55 2026-08-23 17:47 639231035984577527
79 ms 81.9.105.50
54 2026-08-23 17:30 639231025928115303
34 ms 81.9.105.50
53 2026-08-23 16:38 639230994250157583
91 ms 81.9.105.50
52 2026-08-23 16:22 639230984476411369
97 ms 81.9.105.50
51 2026-08-23 16:05 639230974838373450
23 ms 81.9.105.50
50 2026-08-23 15:49 639230965244277645
53 ms 81.9.105.50
49 2026-08-23 15:33 639230955522101820
9 ms 81.9.105.50
48 2026-08-23 15:17 639230945754521603
90 ms 81.9.105.50
47 2026-08-23 15:01 639230935852040504
81 ms 81.9.105.50
46 2026-08-23 14:44 639230926222061048
82 ms 81.9.105.50
45 2026-08-23 14:28 639230916449726907
75 ms 81.9.105.50
44 2026-08-23 14:12 639230906595053086
57 ms 81.9.105.50
43 2026-08-23 13:55 639230896680429441
53 ms 81.9.105.50
42 2026-08-23 13:38 639230886630210965
54 ms 81.9.105.50
41 2026-08-23 12:47 639230855430405719
3 ms 81.9.105.50
40 2026-08-23 12:30 639230845707499136
67 ms 81.9.105.50
39 2026-08-23 12:14 639230836186805419
-
38 2026-08-23 11:58 639230826493828316
56 ms 81.9.105.50
37 2026-08-23 11:42 639230816817882996
3 ms 81.9.105.50
36 2026-08-23 11:26 639230806933854189
70 ms 81.9.105.50
35 2026-08-23 11:09 639230797120243854
77 ms 81.9.105.50
34 2026-08-23 10:53 639230787310272840
83 ms 81.9.105.50
33 2026-08-23 10:37 639230777600173142
90 ms 81.9.105.50
32 2026-08-23 10:20 639230767665024593
120 ms 81.9.105.50
31 2026-08-23 10:04 639230757720962293
6 ms 81.9.105.50
30 2026-08-23 09:47 639230747722189784
60 ms 81.9.105.50
29 2026-08-23 08:55 639230716313923480
94 ms 81.9.105.50
28 2026-08-23 08:38 639230706813835990
88 ms 81.9.105.50
27 2026-08-23 08:22 639230696871062203
34 ms 81.9.105.50
26 2026-08-23 08:06 639230687142781616
92 ms 81.9.105.50
25 2026-08-23 07:50 639230677432142227
7 ms 81.9.105.50
24 2026-08-23 07:34 639230667686258061
10 ms 81.9.105.50
23 2026-08-23 07:18 639230658039243685
55 ms 81.9.105.50
22 2026-08-23 07:01 639230648468473803
72 ms 81.9.105.50
21 2026-08-23 06:45 639230638829658294
2062 ms 81.9.105.50
20 2026-08-23 06:29 639230629247017617
84 ms 81.9.105.50
19 2026-08-23 06:13 639230619625318239
117 ms 81.9.105.50
18 2026-08-23 05:57 639230609697630264
7 ms 81.9.105.50
17 2026-08-23 05:05 639230578570131864
76 ms 81.9.105.50
16 2026-08-23 04:49 639230568958963168
49 ms 81.9.105.50
15 2026-08-23 04:33 639230559287611211
7 ms 81.9.105.50
14 2026-08-23 04:17 639230549524312030
80 ms 81.9.105.50
13 2026-08-23 04:00 639230539739801669
95 ms 81.9.105.50
12 2026-08-23 03:44 639230530084069375
94 ms 81.9.105.50
11 2026-08-23 03:28 639230520362691441
49 ms 81.9.105.50
10 2026-08-23 03:12 639230510677194518
69 ms 81.9.105.50
9 2026-08-23 02:56 639230501156002646
2 ms 81.9.105.50
8 2026-08-23 02:40 639230491502198541
97 ms 81.9.105.50
7 2026-08-23 02:24 639230481860318494
89 ms 81.9.105.50
6 2026-08-23 02:07 639230471893008575
68 ms 81.9.105.50
5 2026-08-23 01:14 639230440030877421
4 ms 81.9.105.50
4 2026-08-23 00:58 639230430479725508
7 ms 81.9.105.50
3 2026-08-23 00:42 639230420875160219
38 ms 81.9.105.50
2 2026-08-23 00:26 639230411240692575
100 ms 81.9.105.50
1 2026-08-23 00:10 639230401550806607
52 ms 81.9.105.50