DNS response history for ns2.vietbf.com

ns2.vietbf.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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 72 successful responses, 2 failed responses, and 24 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 ns2.vietbf.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

24 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

23.237.148.10

Most recently resolved hosting IP on selected date

Successful Responses

72

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 ns2.vietbf.com

Showing DNS history for 2026-08-22 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
74 2026-08-22 23:47 639230391807229016
11 ms 23.237.148.10
73 2026-08-22 23:31 639230382051619327
11 ms 23.237.148.10
72 2026-08-22 23:15 639230372323353529
19 ms 23.237.148.10
71 2026-08-22 22:59 639230362586451064
16 ms 23.237.148.10
70 2026-08-22 22:42 639230352793666303
17 ms 23.237.148.10
69 2026-08-22 22:26 639230342775737758
20 ms 23.237.148.10
68 2026-08-22 22:09 639230332639939561
13 ms 23.237.148.10
67 2026-08-22 21:16 639230301014190104
8 ms 23.237.148.10
66 2026-08-22 20:59 639230291048161498
13 ms 23.237.148.10
65 2026-08-22 20:43 639230280894353664
11 ms 23.237.148.10
64 2026-08-22 20:26 639230270699419073
9 ms 23.237.148.10
63 2026-08-22 20:08 639230260248163050
10 ms 23.237.148.10
62 2026-08-22 19:51 639230250122494282
36 ms 23.237.148.10
61 2026-08-22 19:34 639230239972935046
48 ms 23.237.148.10
60 2026-08-22 19:18 639230229963262464
26 ms 23.237.148.10
59 2026-08-22 19:01 639230220033804658
32 ms 23.237.148.10
58 2026-08-22 18:44 639230209891107289
38 ms 23.237.148.10
57 2026-08-22 18:27 639230199630298717
10 ms 23.237.148.10
56 2026-08-22 18:10 639230189301984150
82 ms 23.237.148.10
55 2026-08-22 17:16 639230157138468804
15 ms 23.237.148.10
54 2026-08-22 16:59 639230146987869495
38 ms 23.237.148.10
53 2026-08-22 16:42 639230136768638516
35 ms 23.237.148.10
52 2026-08-22 16:26 639230126735907877
14 ms 23.237.148.10
51 2026-08-22 16:09 639230116551187768
38 ms 23.237.148.10
50 2026-08-22 15:52 639230106335615913
15 ms 23.237.148.10
49 2026-08-22 15:35 639230096177758176
33 ms 23.237.148.10
48 2026-08-22 15:18 639230086185999993
24 ms 23.237.148.10
47 2026-08-22 15:01 639230076247854903
44 ms 23.237.148.10
46 2026-08-22 14:45 639230066076077530
9 ms 23.237.148.10
45 2026-08-22 14:27 639230055738197328
36 ms 23.237.148.10
44 2026-08-22 14:10 639230045411225521
29 ms 23.237.148.10
43 2026-08-22 13:16 639230013046000470
21 ms 23.237.148.10
42 2026-08-22 13:00 639230003090037878
32 ms 23.237.148.10
41 2026-08-22 12:43 639229993008259475
12 ms 23.237.148.10
40 2026-08-22 12:26 639229982909449470
21 ms 23.237.148.10
39 2026-08-22 12:09 639229973035502212
9 ms 23.237.148.10
38 2026-08-22 11:53 639229963064296145
9 ms 23.237.148.10
37 2026-08-22 11:36 639229952996162143
49 ms 23.237.148.10
36 2026-08-22 11:19 639229943051949195
24 ms 23.237.148.10
35 2026-08-22 11:03 639229932919214934
22 ms 23.237.148.10
34 2026-08-22 10:46 639229922745889838
15 ms 23.237.148.10
33 2026-08-22 10:29 639229912587214796
19 ms 23.237.148.10
32 2026-08-22 10:12 639229902240004454
27 ms 23.237.148.10
31 2026-08-22 09:19 639229870800501662
9 ms 23.237.148.10
30 2026-08-22 09:03 639229861058384956
22 ms 23.237.148.10
29 2026-08-22 08:47 639229851158592604
11 ms 23.237.148.10
28 2026-08-22 08:30 639229841475569629
43 ms 23.237.148.10
27 2026-08-22 08:14 639229831887658471
24 ms 23.237.148.10
26 2026-08-22 07:58 639229822043670346
21 ms 23.237.148.10
25 2026-08-22 07:42 639229812327913936
9 ms 23.237.148.10
24 2026-08-22 07:26 639229802629488686
48 ms 23.237.148.10
23 2026-08-22 07:10 639229793051447309
32 ms 23.237.148.10
22 2026-08-22 06:53 639229783303531961
14 ms 23.237.148.10
21 2026-08-22 06:37 639229773458051942
7 ms 23.237.148.10
20 2026-08-22 06:20 639229763373848056
27 ms 23.237.148.10
19 2026-08-22 05:28 639229732140622809
47 ms 23.237.148.10
18 2026-08-22 05:12 639229722699695967
12 ms 23.237.148.10
17 2026-08-22 04:56 639229713097498075
49 ms 23.237.148.10
16 2026-08-22 04:40 639229703543969637
15 ms 23.237.148.10
15 2026-08-22 04:25 639229693970392873
17 ms 23.237.148.10
14 2026-08-22 04:08 639229684277329469
29 ms 23.237.148.10
13 2026-08-22 03:52 639229674501596661
40 ms 23.237.148.10
12 2026-08-22 03:36 639229665064441147
20 ms 23.237.148.10
11 2026-08-22 03:20 639229655507536872
8 ms 23.237.148.10
10 2026-08-22 03:04 639229645849603111
7 ms 23.237.148.10
9 2026-08-22 02:48 639229636090497453
71 ms 23.237.148.10
8 2026-08-22 02:31 639229625978544281
6 ms 23.237.148.10
7 2026-08-22 01:39 639229594644662176
20 ms 23.237.148.10
6 2026-08-22 01:23 639229585214633065
42 ms 23.237.148.10
5 2026-08-22 01:07 639229575581042175
13 ms 23.237.148.10
4 2026-08-22 00:51 639229565912268962
25 ms 23.237.148.10
3 2026-08-22 00:35 639229556237813203
12 ms 23.237.148.10
2 2026-08-22 00:19 639229546625802518
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1 2026-08-22 00:03 639229537172016621
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