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 2026-08-18. For this date, NameServerHistory found 75 DNS check records, 74 successful responses, 1 failed responses, and 263 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

263 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 23:53

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 2026-08-18 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 2026-08-18 23:53 639226935204800669
105 ms 81.9.105.50
74 2026-08-18 23:36 639226925298919497
7 ms 81.9.105.50
73 2026-08-18 23:20 639226915487885053
50 ms 81.9.105.50
72 2026-08-18 23:03 639226905465760034
96 ms 81.9.105.50
71 2026-08-18 22:46 639226895378104692
49 ms 81.9.105.50
70 2026-08-18 21:53 639226863374232622
2047 ms 81.9.105.50
69 2026-08-18 21:37 639226853698516058
46 ms 81.9.105.50
68 2026-08-18 21:20 639226843797360601
39 ms 81.9.105.50
67 2026-08-18 21:04 639226834046588155
2065 ms 81.9.105.50
66 2026-08-18 20:47 639226824234488533
55 ms 81.9.105.50
65 2026-08-18 20:31 639226814549928621
88 ms 81.9.105.50
64 2026-08-18 20:15 639226804721432353
116 ms 81.9.105.50
63 2026-08-18 19:59 639226795048828184
-
62 2026-08-18 19:43 639226785202482420
85 ms 81.9.105.50
61 2026-08-18 19:26 639226775309362607
193 ms 81.9.105.50
60 2026-08-18 19:09 639226765406586155
95 ms 81.9.105.50
59 2026-08-18 18:53 639226755437790519
88 ms 81.9.105.50
58 2026-08-18 18:00 639226723856194457
108 ms 81.9.105.50
57 2026-08-18 17:44 639226714050583422
83 ms 81.9.105.50
56 2026-08-18 17:28 639226704236499724
69 ms 81.9.105.50
55 2026-08-18 17:11 639226694184520163
7 ms 81.9.105.50
54 2026-08-18 16:54 639226684161203477
33 ms 81.9.105.50
53 2026-08-18 16:38 639226674305430109
99 ms 81.9.105.50
52 2026-08-18 16:21 639226664489607984
100 ms 81.9.105.50
51 2026-08-18 16:05 639226654533111667
79 ms 81.9.105.50
50 2026-08-18 15:48 639226644778594725
59 ms 81.9.105.50
49 2026-08-18 15:32 639226634901553621
146 ms 81.9.105.50
48 2026-08-18 15:15 639226624921864967
84 ms 81.9.105.50
47 2026-08-18 14:59 639226614939419403
5 ms 81.9.105.50
46 2026-08-18 14:05 639226583021074771
95 ms 81.9.105.50
45 2026-08-18 13:49 639226573279933585
6 ms 81.9.105.50
44 2026-08-18 13:33 639226563494036301
96 ms 81.9.105.50
43 2026-08-18 13:17 639226553708216256
88 ms 81.9.105.50
42 2026-08-18 13:00 639226544003734815
103 ms 81.9.105.50
41 2026-08-18 12:44 639226534105733155
41 ms 81.9.105.50
40 2026-08-18 12:28 639226524298118898
57 ms 81.9.105.50
39 2026-08-18 12:11 639226514525195335
9 ms 81.9.105.50
38 2026-08-18 11:55 639226504703635320
71 ms 81.9.105.50
37 2026-08-18 11:38 639226494737271720
2092 ms 81.9.105.50
36 2026-08-18 11:22 639226485005027236
5 ms 81.9.105.50
35 2026-08-18 11:05 639226475133236105
80 ms 81.9.105.50
34 2026-08-18 10:12 639226442975077052
102 ms 81.9.105.50
33 2026-08-18 09:56 639226433317932039
80 ms 81.9.105.50
32 2026-08-18 09:40 639226423688431096
64 ms 81.9.105.50
31 2026-08-18 09:24 639226413998250045
2082 ms 81.9.105.50
30 2026-08-18 09:07 639226404284554875
16 ms 81.9.105.50
29 2026-08-18 08:51 639226394637043309
4 ms 81.9.105.50
28 2026-08-18 08:35 639226385052447582
85 ms 81.9.105.50
27 2026-08-18 08:19 639226375506189603
2077 ms 81.9.105.50
26 2026-08-18 08:03 639226365690646426
94 ms 81.9.105.50
25 2026-08-18 07:47 639226355771007701
56 ms 81.9.105.50
24 2026-08-18 07:30 639226345946269369
91 ms 81.9.105.50
23 2026-08-18 07:14 639226336241601848
201 ms 81.9.105.50
22 2026-08-18 06:22 639226304950675290
130 ms 81.9.105.50
21 2026-08-18 06:06 639226295324754616
8 ms 81.9.105.50
20 2026-08-18 05:50 639226285824640601
112 ms 81.9.105.50
19 2026-08-18 05:34 639226276321223917
8 ms 81.9.105.50
18 2026-08-18 05:18 639226266800200046
2046 ms 81.9.105.50
17 2026-08-18 05:02 639226256958066164
44 ms 81.9.105.50
16 2026-08-18 04:46 639226247432364597
71 ms 81.9.105.50
15 2026-08-18 04:30 639226237703388552
82 ms 81.9.105.50
14 2026-08-18 04:14 639226227937569589
110 ms 81.9.105.50
13 2026-08-18 03:57 639226218052465471
31 ms 81.9.105.50
12 2026-08-18 03:41 639226208429623997
87 ms 81.9.105.50
11 2026-08-18 03:25 639226198800675295
61 ms 81.9.105.50
10 2026-08-18 02:33 639226167722042574
54 ms 81.9.105.50
9 2026-08-18 02:18 639226158277924383
127 ms 81.9.105.50
8 2026-08-18 02:02 639226148757810592
91 ms 81.9.105.50
7 2026-08-18 01:46 639226139348611045
2169 ms 81.9.105.50
6 2026-08-18 01:30 639226129823462907
108 ms 81.9.105.50
5 2026-08-18 01:14 639226120218260005
76 ms 81.9.105.50
4 2026-08-18 00:58 639226110875503904
84 ms 81.9.105.50
3 2026-08-18 00:43 639226101376311912
84 ms 81.9.105.50
2 2026-08-18 00:27 639226091924943492
59 ms 81.9.105.50
1 2026-08-18 00:11 639226082133158124
38 ms 81.9.105.50