DNS response history for dns155.a.register.com

dns155.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 2026-08-25. For this date, NameServerHistory found 66 DNS check records, 65 successful responses, 1 failed responses, and 179 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 dns155.a.register.com.
Records on Selected Date

66

Historical checks stored for this nameserver on selected date

Average Latency

179 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 22:22

All timestamps shown in UTC

Latest Resolved IP on Selected Date

216.21.231.155

Most recently resolved hosting IP on selected date

Successful Responses

65

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 dns155.a.register.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
66 2026-08-25 22:22 639232932163142799
6 ms 216.21.231.155
65 2026-08-25 22:05 639232921673215474
4 ms 216.21.231.155
64 2026-08-25 21:47 639232911234504639
50 ms 216.21.231.155
63 2026-08-25 21:30 639232900747078453
6 ms 216.21.231.155
62 2026-08-25 21:13 639232890389222534
39 ms 216.21.231.155
61 2026-08-25 20:56 639232880143390843
38 ms 216.21.231.155
60 2026-08-25 20:38 639232869755024069
11 ms 216.21.231.155
59 2026-08-25 20:21 639232859355940346
35 ms 216.21.231.155
58 2026-08-25 20:04 639232848992244953
24 ms 216.21.231.155
57 2026-08-25 19:46 639232838596478500
2029 ms 216.21.231.155
56 2026-08-25 19:29 639232828175327683
41 ms 216.21.231.155
55 2026-08-25 19:12 639232817798330473
10 ms 216.21.231.155
54 2026-08-25 18:18 639232785462407552
19 ms 216.21.231.155
53 2026-08-25 18:01 639232775177487032
28 ms 216.21.231.155
52 2026-08-25 17:44 639232764991087115
35 ms 216.21.231.155
51 2026-08-25 17:27 639232754842971478
23 ms 216.21.231.155
50 2026-08-25 17:09 639232744455159107
43 ms 216.21.231.155
49 2026-08-25 16:52 639232734145178231
11 ms 216.21.231.155
48 2026-08-25 16:35 639232723827874402
-
47 2026-08-25 16:18 639232713533011892
8 ms 216.21.231.155
46 2026-08-25 16:01 639232703065318207
8 ms 216.21.231.155
45 2026-08-25 15:43 639232692629559470
2045 ms 216.21.231.155
44 2026-08-25 15:26 639232682238836475
26 ms 216.21.231.155
43 2026-08-25 15:08 639232671787004306
6 ms 216.21.231.155
42 2026-08-25 14:14 639232638994329666
43 ms 216.21.231.155
41 2026-08-25 13:56 639232628614783237
61 ms 216.21.231.155
40 2026-08-25 13:39 639232618360728578
30 ms 216.21.231.155
39 2026-08-25 13:22 639232608016476376
4 ms 216.21.231.155
38 2026-08-25 13:05 639232597643611557
9 ms 216.21.231.155
37 2026-08-25 12:47 639232587225721862
55 ms 216.21.231.155
36 2026-08-25 12:30 639232576780683689
44 ms 216.21.231.155
35 2026-08-25 12:13 639232566381512620
2039 ms 216.21.231.155
34 2026-08-25 11:55 639232556111768563
36 ms 216.21.231.155
33 2026-08-25 11:38 639232545839529039
22 ms 216.21.231.155
32 2026-08-25 11:21 639232535349285207
14 ms 216.21.231.155
31 2026-08-25 11:04 639232524938080723
26 ms 216.21.231.155
30 2026-08-25 10:10 639232492740373468
33 ms 216.21.231.155
29 2026-08-25 09:52 639232482235303141
6 ms 216.21.231.155
28 2026-08-25 09:35 639232471861770303
40 ms 216.21.231.155
27 2026-08-25 09:18 639232461630217327
14 ms 216.21.231.155
26 2026-08-25 09:01 639232451282965990
35 ms 216.21.231.155
25 2026-08-25 08:43 639232440814614938
11 ms 216.21.231.155
24 2026-08-25 08:26 639232430410720425
8 ms 216.21.231.155
23 2026-08-25 08:09 639232420003096185
5 ms 216.21.231.155
22 2026-08-25 07:51 639232409467287444
22 ms 216.21.231.155
21 2026-08-25 07:34 639232399077195997
21 ms 216.21.231.155
20 2026-08-25 07:17 639232388731528337
2045 ms 216.21.231.155
19 2026-08-25 06:59 639232378288598612
24 ms 216.21.231.155
18 2026-08-25 06:06 639232346196373643
10 ms 216.21.231.155
17 2026-08-25 05:49 639232336112370741
47 ms 216.21.231.155
16 2026-08-25 05:32 639232326146508970
13 ms 216.21.231.155
15 2026-08-25 05:16 639232316189381720
6 ms 216.21.231.155
14 2026-08-25 04:59 639232306217998913
21 ms 216.21.231.155
13 2026-08-25 04:43 639232296255744174
5 ms 216.21.231.155
12 2026-08-25 04:25 639232286095760789
8 ms 216.21.231.155
11 2026-08-25 04:09 639232276086186273
33 ms 216.21.231.155
10 2026-08-25 03:52 639232265900986425
48 ms 216.21.231.155
9 2026-08-25 03:35 639232255723518075
36 ms 216.21.231.155
8 2026-08-25 03:18 639232245484452890
4 ms 216.21.231.155
7 2026-08-25 03:01 639232235157175331
70 ms 216.21.231.155
6 2026-08-25 02:07 639232203197189095
16 ms 216.21.231.155
5 2026-08-25 01:50 639232192844564298
28 ms 216.21.231.155
4 2026-08-25 01:33 639232182496008942
2014 ms 216.21.231.155
3 2026-08-25 01:16 639232172197053132
54 ms 216.21.231.155
2 2026-08-25 00:22 639232140250307418
26 ms 216.21.231.155
1 2026-08-25 00:05 639232129927860324
4 ms 216.21.231.155