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 2026-08-27. For this date, NameServerHistory found 71 DNS check records, 71 successful responses, 0 failed responses, and 269 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

71

Historical checks stored for this nameserver on selected date

Average Latency

269 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 23:12

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

71

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 2026-08-27 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
71 2026-08-27 23:12 639234690580226618
4 ms 216.21.232.166
70 2026-08-27 22:55 639234680477852135
2018 ms 216.21.232.166
69 2026-08-27 22:38 639234670282270693
5 ms 216.21.232.166
68 2026-08-27 22:21 639234660146106544
20 ms 216.21.232.166
67 2026-08-27 22:04 639234649768231829
4 ms 216.21.232.166
66 2026-08-27 21:47 639234639589413826
28 ms 216.21.232.166
65 2026-08-27 21:30 639234629372993861
7 ms 216.21.232.166
64 2026-08-27 21:13 639234619223904344
6 ms 216.21.232.166
63 2026-08-27 20:56 639234608944811927
5 ms 216.21.232.166
62 2026-08-27 20:39 639234598661858910
5 ms 216.21.232.166
61 2026-08-27 20:21 639234588314533893
15 ms 216.21.232.166
60 2026-08-27 20:04 639234577878211878
31 ms 216.21.232.166
59 2026-08-27 19:10 639234545578367474
21 ms 216.21.232.166
58 2026-08-27 18:53 639234535255111795
45 ms 216.21.232.166
57 2026-08-27 18:36 639234525107594067
4 ms 216.21.232.166
56 2026-08-27 18:19 639234514890244566
3 ms 216.21.232.166
55 2026-08-27 18:02 639234504745477862
14 ms 216.21.232.166
54 2026-08-27 17:45 639234494449227290
49 ms 216.21.232.166
53 2026-08-27 17:28 639234484118025686
2025 ms 216.21.232.166
52 2026-08-27 17:11 639234473946362077
8 ms 216.21.232.166
51 2026-08-27 16:54 639234463759124388
8 ms 216.21.232.166
50 2026-08-27 16:37 639234453500759178
10 ms 216.21.232.166
49 2026-08-27 16:19 639234442983541638
4038 ms 216.21.232.166
48 2026-08-27 16:02 639234432404354562
30 ms 216.21.232.166
47 2026-08-27 15:07 639234399767719119
12 ms 216.21.232.166
46 2026-08-27 14:50 639234389460601485
6 ms 216.21.232.166
45 2026-08-27 14:33 639234379227178707
5 ms 216.21.232.166
44 2026-08-27 14:16 639234369065315214
7 ms 216.21.232.166
43 2026-08-27 13:59 639234358825501576
11 ms 216.21.232.166
42 2026-08-27 13:42 639234348572745268
22 ms 216.21.232.166
41 2026-08-27 13:25 639234338264503481
7 ms 216.21.232.166
40 2026-08-27 13:07 639234327818741376
17 ms 216.21.232.166
39 2026-08-27 12:50 639234317475724313
8 ms 216.21.232.166
38 2026-08-27 12:33 639234307007468133
15 ms 216.21.232.166
37 2026-08-27 12:15 639234296664302575
8 ms 216.21.232.166
36 2026-08-27 11:58 639234286253196126
6 ms 216.21.232.166
35 2026-08-27 11:04 639234253963286387
9 ms 216.21.232.166
34 2026-08-27 10:47 639234243654907465
7 ms 216.21.232.166
33 2026-08-27 10:30 639234233269654413
18 ms 216.21.232.166
32 2026-08-27 10:12 639234222943951923
5 ms 216.21.232.166
31 2026-08-27 09:55 639234212558002823
5 ms 216.21.232.166
30 2026-08-27 09:38 639234202117531850
2012 ms 216.21.232.166
29 2026-08-27 09:20 639234191649612722
10 ms 216.21.232.166
28 2026-08-27 09:03 639234181105879568
6 ms 216.21.232.166
27 2026-08-27 08:45 639234170713214496
2017 ms 216.21.232.166
26 2026-08-27 08:28 639234160341037652
70 ms 216.21.232.166
25 2026-08-27 08:11 639234149799404224
2017 ms 216.21.232.166
24 2026-08-27 07:54 639234139553286469
7 ms 216.21.232.166
23 2026-08-27 07:00 639234107183588293
18 ms 216.21.232.166
22 2026-08-27 06:42 639234096905435724
2037 ms 216.21.232.166
21 2026-08-27 06:25 639234086579410775
4 ms 216.21.232.166
20 2026-08-27 06:08 639234076291157956
28 ms 216.21.232.166
19 2026-08-27 05:51 639234065981939454
5 ms 216.21.232.166
18 2026-08-27 05:34 639234055548642997
16 ms 216.21.232.166
17 2026-08-27 05:16 639234045267979603
4 ms 216.21.232.166
16 2026-08-27 04:59 639234034999717463
22 ms 216.21.232.166
15 2026-08-27 04:42 639234024739225358
5 ms 216.21.232.166
14 2026-08-27 04:25 639234014311170162
15 ms 216.21.232.166
13 2026-08-27 04:07 639234003806017640
5 ms 216.21.232.166
12 2026-08-27 03:50 639233993356203030
31 ms 216.21.232.166
11 2026-08-27 02:56 639233961301716608
40 ms 216.21.232.166
10 2026-08-27 02:39 639233950834200647
5 ms 216.21.232.166
9 2026-08-27 02:22 639233940431849026
6 ms 216.21.232.166
8 2026-08-27 02:04 639233930110596398
4 ms 216.21.232.166
7 2026-08-27 01:47 639233919705434540
18 ms 216.21.232.166
6 2026-08-27 01:30 639233909452807845
4 ms 216.21.232.166
5 2026-08-27 01:13 639233899096420820
15 ms 216.21.232.166
4 2026-08-27 00:55 639233888707824939
2027 ms 216.21.232.166
3 2026-08-27 00:38 639233878461203802
5 ms 216.21.232.166
2 2026-08-27 00:21 639233868060868209
27 ms 216.21.232.166
1 2026-08-27 00:03 639233857450922991
50 ms 216.21.232.166