DNS response history for dns166.b.register.com

dns166.b.register.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 2026-08-17. For this date, NameServerHistory found 72 DNS check records, 72 successful responses, 0 failed responses, and 166 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 dns166.b.register.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

166 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-17 23:48

All timestamps shown in UTC

Latest Resolved IP on Selected Date

216.21.232.166

Most recently resolved hosting IP on selected date

Successful Responses

72

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 dns166.b.register.com

Showing DNS history for 2026-08-17 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
72 2026-08-17 23:48 639226072268080268
41 ms 216.21.232.166
71 2026-08-17 23:32 639226062577647657
36 ms 216.21.232.166
70 2026-08-17 22:39 639226031060857136
48 ms 216.21.232.166
69 2026-08-17 22:23 639226021535117364
89 ms 216.21.232.166
68 2026-08-17 22:07 639226011884237078
2028 ms 216.21.232.166
67 2026-08-17 21:51 639226002309299142
5 ms 216.21.232.166
66 2026-08-17 21:36 639225992791784448
16 ms 216.21.232.166
65 2026-08-17 21:19 639225983045271390
13 ms 216.21.232.166
64 2026-08-17 21:03 639225973246293513
20 ms 216.21.232.166
63 2026-08-17 20:47 639225963620186236
67 ms 216.21.232.166
62 2026-08-17 20:31 639225953899183916
2015 ms 216.21.232.166
61 2026-08-17 20:15 639225944391528206
10 ms 216.21.232.166
60 2026-08-17 19:59 639225934593254169
38 ms 216.21.232.166
59 2026-08-17 19:42 639225924669984512
57 ms 216.21.232.166
58 2026-08-17 18:49 639225893048561320
7 ms 216.21.232.166
57 2026-08-17 18:33 639225883481298424
34 ms 216.21.232.166
56 2026-08-17 18:17 639225873845394034
12 ms 216.21.232.166
55 2026-08-17 18:01 639225864216078662
5 ms 216.21.232.166
54 2026-08-17 17:45 639225854541857773
32 ms 216.21.232.166
53 2026-08-17 17:29 639225844733604072
62 ms 216.21.232.166
52 2026-08-17 17:13 639225835085229232
46 ms 216.21.232.166
51 2026-08-17 16:56 639225825349373981
14 ms 216.21.232.166
50 2026-08-17 16:40 639225815690604161
5 ms 216.21.232.166
49 2026-08-17 16:24 639225805952472306
52 ms 216.21.232.166
48 2026-08-17 16:08 639225796264729638
39 ms 216.21.232.166
47 2026-08-17 15:51 639225786326499329
13 ms 216.21.232.166
46 2026-08-17 14:59 639225754798130711
8 ms 216.21.232.166
45 2026-08-17 14:43 639225745123193922
24 ms 216.21.232.166
44 2026-08-17 14:27 639225735540597271
66 ms 216.21.232.166
43 2026-08-17 14:11 639225725894857396
38 ms 216.21.232.166
42 2026-08-17 13:55 639225716249606913
72 ms 216.21.232.166
41 2026-08-17 13:39 639225706638238179
6 ms 216.21.232.166
40 2026-08-17 13:22 639225696949691423
32 ms 216.21.232.166
39 2026-08-17 13:06 639225687286186336
5 ms 216.21.232.166
38 2026-08-17 12:50 639225677679573133
7 ms 216.21.232.166
37 2026-08-17 12:34 639225667957861024
8 ms 216.21.232.166
36 2026-08-17 12:18 639225658298791618
30 ms 216.21.232.166
35 2026-08-17 12:02 639225648583652785
29 ms 216.21.232.166
34 2026-08-17 11:09 639225617000524308
9 ms 216.21.232.166
33 2026-08-17 10:54 639225607668541600
2014 ms 216.21.232.166
32 2026-08-17 10:38 639225598117279238
8 ms 216.21.232.166
31 2026-08-17 10:22 639225588751002710
24 ms 216.21.232.166
30 2026-08-17 10:06 639225579295831051
31 ms 216.21.232.166
29 2026-08-17 09:50 639225569761469940
46 ms 216.21.232.166
28 2026-08-17 09:34 639225560161422333
12 ms 216.21.232.166
27 2026-08-17 09:19 639225550739955565
2012 ms 216.21.232.166
26 2026-08-17 09:03 639225541125222426
40 ms 216.21.232.166
25 2026-08-17 08:47 639225531526675983
5 ms 216.21.232.166
24 2026-08-17 08:31 639225521915528222
55 ms 216.21.232.166
23 2026-08-17 08:14 639225512148151789
41 ms 216.21.232.166
22 2026-08-17 07:22 639225480786142412
37 ms 216.21.232.166
21 2026-08-17 07:07 639225471394348551
6 ms 216.21.232.166
20 2026-08-17 06:51 639225462031685068
12 ms 216.21.232.166
19 2026-08-17 06:35 639225452639458328
5 ms 216.21.232.166
18 2026-08-17 06:20 639225443300966543
19 ms 216.21.232.166
17 2026-08-17 06:04 639225433880499379
5 ms 216.21.232.166
16 2026-08-17 05:48 639225424395198277
19 ms 216.21.232.166
15 2026-08-17 05:32 639225414744137487
11 ms 216.21.232.166
14 2026-08-17 05:16 639225405186783164
4 ms 216.21.232.166
13 2026-08-17 05:00 639225395563669822
5 ms 216.21.232.166
12 2026-08-17 04:44 639225386076645158
73 ms 216.21.232.166
11 2026-08-17 04:29 639225376620669704
14 ms 216.21.232.166
10 2026-08-17 03:37 639225345580892706
5 ms 216.21.232.166
9 2026-08-17 03:21 639225336207383710
75 ms 216.21.232.166
8 2026-08-17 03:05 639225326726565001
30 ms 216.21.232.166
7 2026-08-17 02:50 639225317249271010
35 ms 216.21.232.166
6 2026-08-17 01:58 639225286280886044
43 ms 216.21.232.166
5 2026-08-17 01:42 639225276872567548
12 ms 216.21.232.166
4 2026-08-17 01:26 639225267353865348
43 ms 216.21.232.166
3 2026-08-17 01:11 639225258033914248
2038 ms 216.21.232.166
2 2026-08-17 00:19 639225226652221583
36 ms 216.21.232.166
1 2026-08-17 00:03 639225217156387684
24 ms 216.21.232.166