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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 331 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

74

Historical checks stored for this nameserver on selected date

Average Latency

331 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:48

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

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 ptr2.kutbu.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 23:48 639230391807229016
4 ms 212.12.149.110
73 2026-08-22 23:32 639230382051619327
5 ms 212.12.149.110
72 2026-08-22 23:16 639230372323353529
4031 ms 212.12.149.110
71 2026-08-22 23:00 639230362586451064
46 ms 212.12.149.110
70 2026-08-22 22:43 639230352793666303
38 ms 212.12.149.110
69 2026-08-22 22:27 639230342775737758
13 ms 212.12.149.110
68 2026-08-22 22:10 639230332639939561
14 ms 212.12.149.110
67 2026-08-22 21:17 639230301014190104
34 ms 212.12.149.110
66 2026-08-22 21:01 639230291048161498
31 ms 212.12.149.110
65 2026-08-22 20:44 639230280894353664
22 ms 212.12.149.110
64 2026-08-22 20:27 639230270699419073
11 ms 212.12.149.110
63 2026-08-22 20:09 639230260248163050
47 ms 212.12.149.110
62 2026-08-22 19:52 639230250122494282
2065 ms 212.12.149.110
61 2026-08-22 19:35 639230239972935046
12 ms 212.12.149.110
60 2026-08-22 19:19 639230229963262464
13 ms 212.12.149.110
59 2026-08-22 19:02 639230220033804658
6 ms 212.12.149.110
58 2026-08-22 18:45 639230209891107289
41 ms 212.12.149.110
57 2026-08-22 18:28 639230199630298717
40 ms 212.12.149.110
56 2026-08-22 18:11 639230189301984150
39 ms 212.12.149.110
55 2026-08-22 17:17 639230157138468804
140 ms 212.12.149.110
54 2026-08-22 17:01 639230146987869495
2144 ms 212.12.149.110
53 2026-08-22 16:43 639230136768638516
2012 ms 212.12.149.110
52 2026-08-22 16:27 639230126735907877
55 ms 212.12.149.110
51 2026-08-22 16:10 639230116551187768
40 ms 212.12.149.110
50 2026-08-22 15:53 639230106335615913
6 ms 212.12.149.110
49 2026-08-22 15:36 639230096177758176
27 ms 212.12.149.110
48 2026-08-22 15:19 639230086185999993
89 ms 212.12.149.110
47 2026-08-22 15:02 639230076247854903
10 ms 212.12.149.110
46 2026-08-22 14:46 639230066076077530
8 ms 212.12.149.110
45 2026-08-22 14:28 639230055738197328
33 ms 212.12.149.110
44 2026-08-22 14:11 639230045411225521
34 ms 212.12.149.110
43 2026-08-22 13:17 639230013046000470
2050 ms 212.12.149.110
42 2026-08-22 13:01 639230003090037878
34 ms 212.12.149.110
41 2026-08-22 12:44 639229993008259475
93 ms 212.12.149.110
40 2026-08-22 12:27 639229982909449470
2053 ms 212.12.149.110
39 2026-08-22 12:11 639229973035502212
2110 ms 212.12.149.110
38 2026-08-22 11:54 639229963064296145
4057 ms 212.12.149.110
37 2026-08-22 11:37 639229952996162143
42 ms 212.12.149.110
36 2026-08-22 11:20 639229943051949195
27 ms 212.12.149.110
35 2026-08-22 11:04 639229932919214934
23 ms 212.12.149.110
34 2026-08-22 10:47 639229922745889838
9 ms 212.12.149.110
33 2026-08-22 10:30 639229912587214796
28 ms 212.12.149.110
32 2026-08-22 10:13 639229902240004454
39 ms 212.12.149.110
31 2026-08-22 09:20 639229870800501662
43 ms 212.12.149.110
30 2026-08-22 09:04 639229861058384956
30 ms 212.12.149.110
29 2026-08-22 08:48 639229851158592604
19 ms 212.12.149.110
28 2026-08-22 08:31 639229841475569629
22 ms 212.12.149.110
27 2026-08-22 08:15 639229831887658471
34 ms 212.12.149.110
26 2026-08-22 07:59 639229822043670346
16 ms 212.12.149.110
25 2026-08-22 07:43 639229812327913936
15 ms 212.12.149.110
24 2026-08-22 07:27 639229802629488686
7 ms 212.12.149.110
23 2026-08-22 07:11 639229793051447309
7 ms 212.12.149.110
22 2026-08-22 06:54 639229783303531961
51 ms 212.12.149.110
21 2026-08-22 06:38 639229773458051942
10 ms 212.12.149.110
20 2026-08-22 06:21 639229763373848056
6 ms 212.12.149.110
19 2026-08-22 05:29 639229732140622809
10 ms 212.12.149.110
18 2026-08-22 05:13 639229722699695967
40 ms 212.12.149.110
17 2026-08-22 04:57 639229713097498075
10 ms 212.12.149.110
16 2026-08-22 04:41 639229703543969637
124 ms 212.12.149.110
15 2026-08-22 04:26 639229693970392873
28 ms 212.12.149.110
14 2026-08-22 04:09 639229684277329469
8 ms 212.12.149.110
13 2026-08-22 03:53 639229674501596661
37 ms 212.12.149.110
12 2026-08-22 03:37 639229665064441147
36 ms 212.12.149.110
11 2026-08-22 03:21 639229655507536872
9 ms 212.12.149.110
10 2026-08-22 03:05 639229645849603111
8 ms 212.12.149.110
9 2026-08-22 02:49 639229636090497453
10 ms 212.12.149.110
8 2026-08-22 02:32 639229625978544281
8 ms 212.12.149.110
7 2026-08-22 01:40 639229594644662176
38 ms 212.12.149.110
6 2026-08-22 01:24 639229585214633065
82 ms 212.12.149.110
5 2026-08-22 01:08 639229575581042175
16 ms 212.12.149.110
4 2026-08-22 00:52 639229565912268962
9 ms 212.12.149.110
3 2026-08-22 00:36 639229556237813203
24 ms 212.12.149.110
2 2026-08-22 00:20 639229546625802518
9 ms 212.12.149.110
1 2026-08-22 00:04 639229537172016621
2042 ms 212.12.149.110