DNS response history for ns4.blackrock.com

ns4.blackrock.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 2026-08-25. For this date, NameServerHistory found 57 DNS check records, 56 successful responses, 1 failed responses, and 309 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 ns4.blackrock.com.
Records on Selected Date

57

Historical checks stored for this nameserver on selected date

Average Latency

309 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 19:45

All timestamps shown in UTC

Latest Resolved IP on Selected Date

184.26.160.66

Most recently resolved hosting IP on selected date

Successful Responses

56

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns4.blackrock.com

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 19:45 639232838596478500
5 ms 184.26.160.66
56 2026-08-25 19:28 639232828175327683
6 ms 184.26.160.66
55 2026-08-25 19:11 639232817798330473
22 ms 184.26.160.66
54 2026-08-25 18:17 639232785462407552
11 ms 184.26.160.66
53 2026-08-25 18:00 639232775177487032
12 ms 184.26.160.66
52 2026-08-25 17:43 639232764991087115
12 ms 184.26.160.66
51 2026-08-25 17:26 639232754842971478
22 ms 184.26.160.66
50 2026-08-25 17:09 639232744455159107
9 ms 184.26.160.66
49 2026-08-25 16:51 639232734145178231
9 ms 184.26.160.66
48 2026-08-25 16:34 639232723827874402
4 ms 184.26.160.66
47 2026-08-25 16:17 639232713533011892
2045 ms 184.26.160.66
46 2026-08-25 16:00 639232703065318207
13 ms 184.26.160.66
45 2026-08-25 15:42 639232692629559470
17 ms 184.26.160.66
44 2026-08-25 15:25 639232682238836475
9 ms 184.26.160.66
43 2026-08-25 15:07 639232671787004306
8 ms 184.26.160.66
42 2026-08-25 14:13 639232638994329666
84 ms 184.26.160.66
41 2026-08-25 13:56 639232628614783237
12 ms 184.26.160.66
40 2026-08-25 13:38 639232618360728578
11 ms 184.26.160.66
39 2026-08-25 13:21 639232608016476376
35 ms 184.26.160.66
38 2026-08-25 13:04 639232597643611557
22 ms 184.26.160.66
37 2026-08-25 12:47 639232587225721862
12 ms 184.26.160.66
36 2026-08-25 12:29 639232576780683689
20 ms 184.26.160.66
35 2026-08-25 12:12 639232566381512620
-
34 2026-08-25 11:55 639232556111768563
40 ms 184.26.160.66
33 2026-08-25 11:38 639232545839529039
10 ms 184.26.160.66
32 2026-08-25 11:20 639232535349285207
22 ms 184.26.160.66
31 2026-08-25 11:03 639232524938080723
7 ms 184.26.160.66
30 2026-08-25 10:09 639232492740373468
14 ms 184.26.160.66
29 2026-08-25 09:52 639232482235303141
17 ms 184.26.160.66
28 2026-08-25 09:34 639232471861770303
8 ms 184.26.160.66
27 2026-08-25 09:17 639232461630217327
43 ms 184.26.160.66
26 2026-08-25 09:00 639232451282965990
25 ms 184.26.160.66
25 2026-08-25 08:43 639232440814614938
12 ms 184.26.160.66
24 2026-08-25 08:25 639232430410720425
36 ms 184.26.160.66
23 2026-08-25 08:08 639232420003096185
31 ms 184.26.160.66
22 2026-08-25 07:50 639232409467287444
30 ms 184.26.160.66
21 2026-08-25 07:33 639232399077195997
13 ms 184.26.160.66
20 2026-08-25 07:16 639232388731528337
2015 ms 184.26.160.66
19 2026-08-25 06:58 639232378288598612
2019 ms 184.26.160.66
18 2026-08-25 06:05 639232346196373643
103 ms 184.26.160.66
17 2026-08-25 05:48 639232336112370741
39 ms 184.26.160.66
16 2026-08-25 05:31 639232326146508970
4012 ms 184.26.160.66
15 2026-08-25 05:15 639232316189381720
7 ms 184.26.160.66
14 2026-08-25 04:58 639232306217998913
2048 ms 184.26.160.66
13 2026-08-25 04:42 639232296255744174
95 ms 184.26.160.66
12 2026-08-25 04:25 639232286095760789
8 ms 184.26.160.66
11 2026-08-25 04:08 639232276086186273
2029 ms 184.26.160.66
10 2026-08-25 03:51 639232265900986425
78 ms 184.26.160.66
9 2026-08-25 03:34 639232255723518075
2028 ms 184.26.160.66
8 2026-08-25 03:17 639232245484452890
6 ms 184.26.160.66
7 2026-08-25 03:00 639232235157175331
4 ms 184.26.160.66
6 2026-08-25 02:06 639232203197189095
32 ms 184.26.160.66
5 2026-08-25 01:49 639232192844564298
25 ms 184.26.160.66
4 2026-08-25 01:32 639232182496008942
3 ms 184.26.160.66
3 2026-08-25 01:15 639232172197053132
8 ms 184.26.160.66
2 2026-08-25 00:22 639232140250307418
18 ms 184.26.160.66
1 2026-08-25 00:04 639232129927860324
3 ms 184.26.160.66