DNS response history for dns201.a.register.com

dns201.a.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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 600 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 dns201.a.register.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

600 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

216.21.231.201

Most recently resolved hosting IP on selected date

Successful Responses

74

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 dns201.a.register.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 23:46 639230391807229016
4 ms 216.21.231.201
73 2026-08-22 23:30 639230382051619327
2019 ms 216.21.231.201
72 2026-08-22 23:13 639230372323353529
51 ms 216.21.231.201
71 2026-08-22 22:57 639230362586451064
53 ms 216.21.231.201
70 2026-08-22 22:41 639230352793666303
6 ms 216.21.231.201
69 2026-08-22 22:24 639230342775737758
2022 ms 216.21.231.201
68 2026-08-22 22:07 639230332639939561
113 ms 216.21.231.201
67 2026-08-22 21:15 639230301014190104
5 ms 216.21.231.201
66 2026-08-22 20:58 639230291048161498
7 ms 216.21.231.201
65 2026-08-22 20:41 639230280894353664
2073 ms 216.21.231.201
64 2026-08-22 20:24 639230270699419073
4 ms 216.21.231.201
63 2026-08-22 20:07 639230260248163050
2021 ms 216.21.231.201
62 2026-08-22 19:50 639230250122494282
34 ms 216.21.231.201
61 2026-08-22 19:33 639230239972935046
5 ms 216.21.231.201
60 2026-08-22 19:16 639230229963262464
2090 ms 216.21.231.201
59 2026-08-22 19:00 639230220033804658
2075 ms 216.21.231.201
58 2026-08-22 18:43 639230209891107289
11 ms 216.21.231.201
57 2026-08-22 18:26 639230199630298717
29 ms 216.21.231.201
56 2026-08-22 18:08 639230189301984150
69 ms 216.21.231.201
55 2026-08-22 17:15 639230157138468804
25 ms 216.21.231.201
54 2026-08-22 16:58 639230146987869495
5 ms 216.21.231.201
53 2026-08-22 16:41 639230136768638516
3 ms 216.21.231.201
52 2026-08-22 16:24 639230126735907877
7 ms 216.21.231.201
51 2026-08-22 16:07 639230116551187768
6 ms 216.21.231.201
50 2026-08-22 15:50 639230106335615913
18 ms 216.21.231.201
49 2026-08-22 15:33 639230096177758176
46 ms 216.21.231.201
48 2026-08-22 15:17 639230086185999993
2021 ms 216.21.231.201
47 2026-08-22 15:00 639230076247854903
19 ms 216.21.231.201
46 2026-08-22 14:43 639230066076077530
70 ms 216.21.231.201
45 2026-08-22 14:26 639230055738197328
2043 ms 216.21.231.201
44 2026-08-22 14:09 639230045411225521
72 ms 216.21.231.201
43 2026-08-22 13:15 639230013046000470
6 ms 216.21.231.201
42 2026-08-22 12:58 639230003090037878
37 ms 216.21.231.201
41 2026-08-22 12:41 639229993008259475
2064 ms 216.21.231.201
40 2026-08-22 12:24 639229982909449470
4 ms 216.21.231.201
39 2026-08-22 12:08 639229973035502212
7 ms 216.21.231.201
38 2026-08-22 11:51 639229963064296145
9 ms 216.21.231.201
37 2026-08-22 11:35 639229952996162143
2024 ms 216.21.231.201
36 2026-08-22 11:18 639229943051949195
2051 ms 216.21.231.201
35 2026-08-22 11:01 639229932919214934
57 ms 216.21.231.201
34 2026-08-22 10:44 639229922745889838
71 ms 216.21.231.201
33 2026-08-22 10:27 639229912587214796
2055 ms 216.21.231.201
32 2026-08-22 10:10 639229902240004454
6 ms 216.21.231.201
31 2026-08-22 09:18 639229870800501662
21 ms 216.21.231.201
30 2026-08-22 09:01 639229861058384956
2029 ms 216.21.231.201
29 2026-08-22 08:45 639229851158592604
5 ms 216.21.231.201
28 2026-08-22 08:29 639229841475569629
2064 ms 216.21.231.201
27 2026-08-22 08:13 639229831887658471
6 ms 216.21.231.201
26 2026-08-22 07:56 639229822043670346
4 ms 216.21.231.201
25 2026-08-22 07:40 639229812327913936
89 ms 216.21.231.201
24 2026-08-22 07:24 639229802629488686
2060 ms 216.21.231.201
23 2026-08-22 07:08 639229793051447309
2 ms 216.21.231.201
22 2026-08-22 06:52 639229783303531961
3 ms 216.21.231.201
21 2026-08-22 06:35 639229773458051942
2023 ms 216.21.231.201
20 2026-08-22 06:19 639229763373848056
20 ms 216.21.231.201
19 2026-08-22 05:26 639229732140622809
48 ms 216.21.231.201
18 2026-08-22 05:11 639229722699695967
61 ms 216.21.231.201
17 2026-08-22 04:55 639229713097498075
2038 ms 216.21.231.201
16 2026-08-22 04:39 639229703543969637
2048 ms 216.21.231.201
15 2026-08-22 04:23 639229693970392873
4 ms 216.21.231.201
14 2026-08-22 04:07 639229684277329469
37 ms 216.21.231.201
13 2026-08-22 03:50 639229674501596661
45 ms 216.21.231.201
12 2026-08-22 03:35 639229665064441147
29 ms 216.21.231.201
11 2026-08-22 03:19 639229655507536872
39 ms 216.21.231.201
10 2026-08-22 03:03 639229645849603111
60 ms 216.21.231.201
9 2026-08-22 02:46 639229636090497453
58 ms 216.21.231.201
8 2026-08-22 02:30 639229625978544281
2047 ms 216.21.231.201
7 2026-08-22 01:37 639229594644662176
5 ms 216.21.231.201
6 2026-08-22 01:22 639229585214633065
47 ms 216.21.231.201
5 2026-08-22 01:05 639229575581042175
6 ms 216.21.231.201
4 2026-08-22 00:49 639229565912268962
5 ms 216.21.231.201
3 2026-08-22 00:33 639229556237813203
4 ms 216.21.231.201
2 2026-08-22 00:17 639229546625802518
2020 ms 216.21.231.201
1 2026-08-22 00:02 639229537172016621
2025 ms 216.21.231.201