DNS response history for b4.share-dns.net

b4.share-dns.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 2026-08-25. For this date, NameServerHistory found 57 DNS check records, 57 successful responses, 0 failed responses, and 300 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 b4.share-dns.net.
Records on Selected Date

57

Historical checks stored for this nameserver on selected date

Average Latency

300 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 19:44

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.64.52.239

Most recently resolved hosting IP on selected date

Successful Responses

57

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for b4.share-dns.net

Showing DNS history for 2026-08-25 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
57 2026-08-25 19:44 639232838596478500
4 ms 172.64.52.239
56 2026-08-25 19:27 639232828175327683
5 ms 172.64.52.239
55 2026-08-25 19:09 639232817798330473
67 ms 172.64.52.239
54 2026-08-25 18:15 639232785462407552
33 ms 172.64.52.239
53 2026-08-25 17:58 639232775177487032
2037 ms 172.64.52.239
52 2026-08-25 17:41 639232764991087115
59 ms 172.64.52.239
51 2026-08-25 17:24 639232754842971478
33 ms 172.64.52.239
50 2026-08-25 17:07 639232744455159107
37 ms 172.64.52.239
49 2026-08-25 16:50 639232734145178231
2022 ms 172.64.52.239
48 2026-08-25 16:33 639232723827874402
6 ms 172.64.52.239
47 2026-08-25 16:15 639232713533011892
5 ms 172.64.52.239
46 2026-08-25 15:58 639232703065318207
3 ms 172.64.52.239
45 2026-08-25 15:41 639232692629559470
7 ms 172.64.52.239
44 2026-08-25 15:23 639232682238836475
4 ms 172.64.52.239
43 2026-08-25 15:06 639232671787004306
2032 ms 172.64.52.239
42 2026-08-25 14:11 639232638994329666
6 ms 172.64.52.239
41 2026-08-25 13:54 639232628614783237
5 ms 172.64.52.239
40 2026-08-25 13:37 639232618360728578
6 ms 172.64.52.239
39 2026-08-25 13:20 639232608016476376
9 ms 172.64.52.239
38 2026-08-25 13:02 639232597643611557
56 ms 172.64.52.239
37 2026-08-25 12:45 639232587225721862
17 ms 172.64.52.239
36 2026-08-25 12:28 639232576780683689
2026 ms 172.64.52.239
35 2026-08-25 12:10 639232566381512620
5 ms 172.64.52.239
34 2026-08-25 11:53 639232556111768563
41 ms 172.64.52.239
33 2026-08-25 11:36 639232545839529039
10 ms 172.64.52.239
32 2026-08-25 11:18 639232535349285207
50 ms 172.64.52.239
31 2026-08-25 11:01 639232524938080723
27 ms 172.64.52.239
30 2026-08-25 10:07 639232492740373468
5 ms 172.64.52.239
29 2026-08-25 09:50 639232482235303141
53 ms 172.64.52.239
28 2026-08-25 09:33 639232471861770303
6 ms 172.64.52.239
27 2026-08-25 09:16 639232461630217327
3 ms 172.64.52.239
26 2026-08-25 08:58 639232451282965990
16 ms 172.64.52.239
25 2026-08-25 08:41 639232440814614938
5 ms 172.64.52.239
24 2026-08-25 08:24 639232430410720425
10 ms 172.64.52.239
23 2026-08-25 08:06 639232420003096185
6 ms 172.64.52.239
22 2026-08-25 07:49 639232409467287444
4037 ms 172.64.52.239
21 2026-08-25 07:31 639232399077195997
12 ms 172.64.52.239
20 2026-08-25 07:14 639232388731528337
9 ms 172.64.52.239
19 2026-08-25 06:57 639232378288598612
103 ms 172.64.52.239
18 2026-08-25 06:03 639232346196373643
2012 ms 172.64.52.239
17 2026-08-25 05:46 639232336112370741
6 ms 172.64.52.239
16 2026-08-25 05:30 639232326146508970
4 ms 172.64.52.239
15 2026-08-25 05:13 639232316189381720
33 ms 172.64.52.239
14 2026-08-25 04:57 639232306217998913
3 ms 172.64.52.239
13 2026-08-25 04:40 639232296255744174
6 ms 172.64.52.239
12 2026-08-25 04:23 639232286095760789
4 ms 172.64.52.239
11 2026-08-25 04:06 639232276086186273
28 ms 172.64.52.239
10 2026-08-25 03:49 639232265900986425
4 ms 172.64.52.239
9 2026-08-25 03:32 639232255723518075
3 ms 172.64.52.239
8 2026-08-25 03:15 639232245484452890
5 ms 172.64.52.239
7 2026-08-25 02:58 639232235157175331
2039 ms 172.64.52.239
6 2026-08-25 02:05 639232203197189095
48 ms 172.64.52.239
5 2026-08-25 01:48 639232192844564298
5 ms 172.64.52.239
4 2026-08-25 01:30 639232182496008942
7 ms 172.64.52.239
3 2026-08-25 01:13 639232172197053132
4 ms 172.64.52.239
2 2026-08-25 00:20 639232140250307418
5 ms 172.64.52.239
1 2026-08-25 00:03 639232129927860324
4 ms 172.64.52.239