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 2026-08-13. For this date, NameServerHistory found 72 DNS check records, 70 successful responses, 2 failed responses, and 117 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

117 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-13 23:55

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

70

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

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 2026-08-13 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 2026-08-13 23:55 639222618462620588
28 ms 212.12.149.110
71 2026-08-13 23:39 639222608688333012
26 ms 212.12.149.110
70 2026-08-13 23:22 639222598741756356
2029 ms 212.12.149.110
69 2026-08-13 23:05 639222588615244093
27 ms 212.12.149.110
68 2026-08-13 22:12 639222556495289724
52 ms 212.12.149.110
67 2026-08-13 21:55 639222546477917698
7 ms 212.12.149.110
66 2026-08-13 21:38 639222536257653790
142 ms 212.12.149.110
65 2026-08-13 21:21 639222525833084485
2058 ms 212.12.149.110
64 2026-08-13 21:04 639222515446085004
31 ms 212.12.149.110
63 2026-08-13 20:46 639222505166766781
13 ms 212.12.149.110
62 2026-08-13 20:29 639222494930541001
37 ms 212.12.149.110
61 2026-08-13 20:12 639222484469216890
49 ms 212.12.149.110
60 2026-08-13 19:55 639222474270039940
11 ms 212.12.149.110
59 2026-08-13 19:38 639222464005587385
7 ms 212.12.149.110
58 2026-08-13 19:20 639222453485975041
59 ms 212.12.149.110
57 2026-08-13 19:03 639222442984828770
8 ms 212.12.149.110
56 2026-08-13 18:08 639222410191353397
46 ms 212.12.149.110
55 2026-08-13 17:51 639222399952628376
2029 ms 212.12.149.110
54 2026-08-13 17:34 639222389608608647
120 ms 212.12.149.110
53 2026-08-13 17:17 639222379604012481
41 ms 212.12.149.110
52 2026-08-13 17:00 639222369372672858
26 ms 212.12.149.110
51 2026-08-13 16:43 639222359096909298
43 ms 212.12.149.110
50 2026-08-13 16:26 639222348814301655
7 ms 212.12.149.110
49 2026-08-13 16:09 639222338608331104
23 ms 212.12.149.110
48 2026-08-13 15:52 639222328204609760
45 ms 212.12.149.110
47 2026-08-13 15:34 639222317859759909
7 ms 212.12.149.110
46 2026-08-13 15:17 639222307560137918
53 ms 212.12.149.110
45 2026-08-13 15:00 639222297274357149
35 ms 212.12.149.110
44 2026-08-13 14:07 639222265004477827
31 ms 212.12.149.110
43 2026-08-13 13:51 639222255176583683
14 ms 212.12.149.110
42 2026-08-13 13:34 639222245340146131
48 ms 212.12.149.110
41 2026-08-13 13:18 639222235662219956
18 ms 212.12.149.110
40 2026-08-13 13:02 639222225817223284
143 ms 212.12.149.110
39 2026-08-13 12:46 639222216341869648
25 ms 212.12.149.110
38 2026-08-13 12:30 639222206848442189
13 ms 212.12.149.110
37 2026-08-13 12:14 639222197538963225
28 ms 212.12.149.110
36 2026-08-13 11:59 639222188113685569
15 ms 212.12.149.110
35 2026-08-13 11:43 639222178880138458
12 ms 212.12.149.110
34 2026-08-13 11:27 639222169343013317
27 ms 212.12.149.110
33 2026-08-13 11:12 639222159910600596
79 ms 212.12.149.110
32 2026-08-13 10:19 639222128676274866
18 ms 212.12.149.110
31 2026-08-13 10:03 639222119169781983
30 ms 212.12.149.110
30 2026-08-13 09:48 639222109996148889
-
29 2026-08-13 09:32 639222100791323799
54 ms 212.12.149.110
28 2026-08-13 09:17 639222091647893142
5 ms 212.12.149.110
27 2026-08-13 09:02 639222082524717649
8 ms 212.12.149.110
26 2026-08-13 08:47 639222073378630456
24 ms 212.12.149.110
25 2026-08-13 08:32 639222064537306701
29 ms 212.12.149.110
24 2026-08-13 08:17 639222055409471864
59 ms 212.12.149.110
23 2026-08-13 08:01 639222046117152411
6 ms 212.12.149.110
22 2026-08-13 07:46 639222036915107067
25 ms 212.12.149.110
21 2026-08-13 07:30 639222027654889141
65 ms 212.12.149.110
20 2026-08-13 06:38 639221996824612035
36 ms 212.12.149.110
19 2026-08-13 06:23 639221987863418113
3 ms 212.12.149.110
18 2026-08-13 06:08 639221979006823112
3 ms 212.12.149.110
17 2026-08-13 05:54 639221970068466615
32 ms 212.12.149.110
16 2026-08-13 05:39 639221961001585139
-
15 2026-08-13 05:24 639221952104046397
3 ms 212.12.149.110
14 2026-08-13 05:09 639221943247694484
36 ms 212.12.149.110
13 2026-08-13 04:54 639221934603388241
16 ms 212.12.149.110
12 2026-08-13 04:40 639221925729273358
12 ms 212.12.149.110
11 2026-08-13 04:25 639221916777813401
15 ms 212.12.149.110
10 2026-08-13 04:10 639221907816913910
32 ms 212.12.149.110
9 2026-08-13 03:54 639221898639694322
48 ms 212.12.149.110
8 2026-08-13 03:04 639221868257567489
3 ms 212.12.149.110
7 2026-08-13 02:49 639221859270235608
30 ms 212.12.149.110
6 2026-08-13 02:34 639221850184464515
4 ms 212.12.149.110
5 2026-08-13 02:19 639221841141973425
17 ms 212.12.149.110
4 2026-08-13 01:28 639221810548753083
12 ms 212.12.149.110
3 2026-08-13 01:13 639221801656796262
26 ms 212.12.149.110
2 2026-08-13 00:58 639221792658715334
57 ms 212.12.149.110
1 2026-08-13 00:43 639221783571379176
2 ms 212.12.149.110