DNS response history for ptr2.kutbu.com

ptr2.kutbu.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, 71 successful responses, 1 failed responses, and 206 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 ptr2.kutbu.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

206 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-17 23:49

All timestamps shown in UTC

Latest Resolved IP on Selected Date

212.12.149.110

Most recently resolved hosting IP on selected date

Successful Responses

71

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ptr2.kutbu.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 23:49 639226072268080268
48 ms 212.12.149.110
71 2026-08-17 23:33 639226062577647657
147 ms 212.12.149.110
70 2026-08-17 22:41 639226031060857136
29 ms 212.12.149.110
69 2026-08-17 22:25 639226021535117364
28 ms 212.12.149.110
68 2026-08-17 22:09 639226011884237078
21 ms 212.12.149.110
67 2026-08-17 21:53 639226002309299142
10 ms 212.12.149.110
66 2026-08-17 21:37 639225992791784448
6 ms 212.12.149.110
65 2026-08-17 21:21 639225983045271390
6 ms 212.12.149.110
64 2026-08-17 21:04 639225973246293513
-
63 2026-08-17 20:48 639225963620186236
13 ms 212.12.149.110
62 2026-08-17 20:32 639225953899183916
69 ms 212.12.149.110
61 2026-08-17 20:16 639225944391528206
11 ms 212.12.149.110
60 2026-08-17 20:00 639225934593254169
2053 ms 212.12.149.110
59 2026-08-17 19:43 639225924669984512
8 ms 212.12.149.110
58 2026-08-17 18:50 639225893048561320
2069 ms 212.12.149.110
57 2026-08-17 18:34 639225883481298424
50 ms 212.12.149.110
56 2026-08-17 18:19 639225873845394034
39 ms 212.12.149.110
55 2026-08-17 18:02 639225864216078662
37 ms 212.12.149.110
54 2026-08-17 17:46 639225854541857773
37 ms 212.12.149.110
53 2026-08-17 17:30 639225844733604072
2044 ms 212.12.149.110
52 2026-08-17 17:14 639225835085229232
2035 ms 212.12.149.110
51 2026-08-17 16:58 639225825349373981
82 ms 212.12.149.110
50 2026-08-17 16:42 639225815690604161
18 ms 212.12.149.110
49 2026-08-17 16:25 639225805952472306
7 ms 212.12.149.110
48 2026-08-17 16:09 639225796264729638
6 ms 212.12.149.110
47 2026-08-17 15:53 639225786326499329
49 ms 212.12.149.110
46 2026-08-17 15:00 639225754798130711
8 ms 212.12.149.110
45 2026-08-17 14:44 639225745123193922
60 ms 212.12.149.110
44 2026-08-17 14:28 639225735540597271
16 ms 212.12.149.110
43 2026-08-17 14:12 639225725894857396
19 ms 212.12.149.110
42 2026-08-17 13:56 639225716249606913
2098 ms 212.12.149.110
41 2026-08-17 13:40 639225706638238179
52 ms 212.12.149.110
40 2026-08-17 13:24 639225696949691423
39 ms 212.12.149.110
39 2026-08-17 13:08 639225687286186336
16 ms 212.12.149.110
38 2026-08-17 12:52 639225677679573133
86 ms 212.12.149.110
37 2026-08-17 12:35 639225667957861024
65 ms 212.12.149.110
36 2026-08-17 12:19 639225658298791618
7 ms 212.12.149.110
35 2026-08-17 12:03 639225648583652785
18 ms 212.12.149.110
34 2026-08-17 11:10 639225617000524308
25 ms 212.12.149.110
33 2026-08-17 10:55 639225607668541600
43 ms 212.12.149.110
32 2026-08-17 10:39 639225598117279238
66 ms 212.12.149.110
31 2026-08-17 10:23 639225588751002710
96 ms 212.12.149.110
30 2026-08-17 10:08 639225579295831051
30 ms 212.12.149.110
29 2026-08-17 09:52 639225569761469940
8 ms 212.12.149.110
28 2026-08-17 09:36 639225560161422333
5 ms 212.12.149.110
27 2026-08-17 09:20 639225550739955565
60 ms 212.12.149.110
26 2026-08-17 09:04 639225541125222426
12 ms 212.12.149.110
25 2026-08-17 08:48 639225531526675983
9 ms 212.12.149.110
24 2026-08-17 08:32 639225521915528222
29 ms 212.12.149.110
23 2026-08-17 08:16 639225512148151789
44 ms 212.12.149.110
22 2026-08-17 07:23 639225480786142412
60 ms 212.12.149.110
21 2026-08-17 07:08 639225471394348551
58 ms 212.12.149.110
20 2026-08-17 06:52 639225462031685068
11 ms 212.12.149.110
19 2026-08-17 06:36 639225452639458328
2038 ms 212.12.149.110
18 2026-08-17 06:21 639225443300966543
7 ms 212.12.149.110
17 2026-08-17 06:05 639225433880499379
15 ms 212.12.149.110
16 2026-08-17 05:49 639225424395198277
16 ms 212.12.149.110
15 2026-08-17 05:33 639225414744137487
34 ms 212.12.149.110
14 2026-08-17 05:17 639225405186783164
28 ms 212.12.149.110
13 2026-08-17 05:01 639225395563669822
67 ms 212.12.149.110
12 2026-08-17 04:45 639225386076645158
41 ms 212.12.149.110
11 2026-08-17 04:30 639225376620669704
21 ms 212.12.149.110
10 2026-08-17 03:38 639225345580892706
40 ms 212.12.149.110
9 2026-08-17 03:22 639225336207383710
67 ms 212.12.149.110
8 2026-08-17 03:07 639225326726565001
29 ms 212.12.149.110
7 2026-08-17 02:51 639225317249271010
30 ms 212.12.149.110
6 2026-08-17 01:59 639225286280886044
39 ms 212.12.149.110
5 2026-08-17 01:43 639225276872567548
29 ms 212.12.149.110
4 2026-08-17 01:28 639225267353865348
19 ms 212.12.149.110
3 2026-08-17 01:12 639225258033914248
16 ms 212.12.149.110
2 2026-08-17 00:20 639225226652221583
38 ms 212.12.149.110
1 2026-08-17 00:04 639225217156387684
111 ms 212.12.149.110