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 2026-08-18. For this date, NameServerHistory found 75 DNS check records, 73 successful responses, 2 failed responses, and 340 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

75

Historical checks stored for this nameserver on selected date

Average Latency

340 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 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

73

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 2026-08-18 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
75 2026-08-18 23:48 639226935204800669
2038 ms 212.12.149.110
74 2026-08-18 23:31 639226925298919497
2014 ms 212.12.149.110
73 2026-08-18 23:15 639226915487885053
-
72 2026-08-18 22:58 639226905465760034
27 ms 212.12.149.110
71 2026-08-18 22:41 639226895378104692
28 ms 212.12.149.110
70 2026-08-18 21:48 639226863374232622
8 ms 212.12.149.110
69 2026-08-18 21:32 639226853698516058
40 ms 212.12.149.110
68 2026-08-18 21:15 639226843797360601
59 ms 212.12.149.110
67 2026-08-18 20:59 639226834046588155
196 ms 212.12.149.110
66 2026-08-18 20:43 639226824234488533
41 ms 212.12.149.110
65 2026-08-18 20:26 639226814549928621
42 ms 212.12.149.110
64 2026-08-18 20:10 639226804721432353
28 ms 212.12.149.110
63 2026-08-18 19:54 639226795048828184
32 ms 212.12.149.110
62 2026-08-18 19:37 639226785202482420
5 ms 212.12.149.110
61 2026-08-18 19:21 639226775309362607
37 ms 212.12.149.110
60 2026-08-18 19:04 639226765406586155
12 ms 212.12.149.110
59 2026-08-18 18:48 639226755437790519
98 ms 212.12.149.110
58 2026-08-18 17:55 639226723856194457
6 ms 212.12.149.110
57 2026-08-18 17:39 639226714050583422
45 ms 212.12.149.110
56 2026-08-18 17:23 639226704236499724
10 ms 212.12.149.110
55 2026-08-18 17:06 639226694184520163
24 ms 212.12.149.110
54 2026-08-18 16:49 639226684161203477
71 ms 212.12.149.110
53 2026-08-18 16:33 639226674305430109
17 ms 212.12.149.110
52 2026-08-18 16:16 639226664489607984
2055 ms 212.12.149.110
51 2026-08-18 16:00 639226654533111667
8 ms 212.12.149.110
50 2026-08-18 15:43 639226644778594725
28 ms 212.12.149.110
49 2026-08-18 15:27 639226634901553621
-
48 2026-08-18 15:10 639226624921864967
2014 ms 212.12.149.110
47 2026-08-18 14:54 639226614939419403
40 ms 212.12.149.110
46 2026-08-18 14:00 639226583021074771
13 ms 212.12.149.110
45 2026-08-18 13:44 639226573279933585
10 ms 212.12.149.110
44 2026-08-18 13:28 639226563494036301
36 ms 212.12.149.110
43 2026-08-18 13:12 639226553708216256
42 ms 212.12.149.110
42 2026-08-18 12:55 639226544003734815
33 ms 212.12.149.110
41 2026-08-18 12:39 639226534105733155
46 ms 212.12.149.110
40 2026-08-18 12:23 639226524298118898
27 ms 212.12.149.110
39 2026-08-18 12:06 639226514525195335
26 ms 212.12.149.110
38 2026-08-18 11:50 639226504703635320
37 ms 212.12.149.110
37 2026-08-18 11:33 639226494737271720
34 ms 212.12.149.110
36 2026-08-18 11:17 639226485005027236
22 ms 212.12.149.110
35 2026-08-18 11:01 639226475133236105
21 ms 212.12.149.110
34 2026-08-18 10:07 639226442975077052
2030 ms 212.12.149.110
33 2026-08-18 09:51 639226433317932039
6 ms 212.12.149.110
32 2026-08-18 09:35 639226423688431096
52 ms 212.12.149.110
31 2026-08-18 09:19 639226413998250045
72 ms 212.12.149.110
30 2026-08-18 09:03 639226404284554875
9 ms 212.12.149.110
29 2026-08-18 08:46 639226394637043309
40 ms 212.12.149.110
28 2026-08-18 08:30 639226385052447582
33 ms 212.12.149.110
27 2026-08-18 08:15 639226375506189603
2040 ms 212.12.149.110
26 2026-08-18 07:58 639226365690646426
36 ms 212.12.149.110
25 2026-08-18 07:42 639226355771007701
22 ms 212.12.149.110
24 2026-08-18 07:25 639226345946269369
21 ms 212.12.149.110
23 2026-08-18 07:09 639226336241601848
30 ms 212.12.149.110
22 2026-08-18 06:17 639226304950675290
2032 ms 212.12.149.110
21 2026-08-18 06:01 639226295324754616
39 ms 212.12.149.110
20 2026-08-18 05:45 639226285824640601
2066 ms 212.12.149.110
19 2026-08-18 05:29 639226276321223917
36 ms 212.12.149.110
18 2026-08-18 05:13 639226266800200046
26 ms 212.12.149.110
17 2026-08-18 04:57 639226256958066164
78 ms 212.12.149.110
16 2026-08-18 04:41 639226247432364597
125 ms 212.12.149.110
15 2026-08-18 04:25 639226237703388552
58 ms 212.12.149.110
14 2026-08-18 04:09 639226227937569589
140 ms 212.12.149.110
13 2026-08-18 03:52 639226218052465471
40 ms 212.12.149.110
12 2026-08-18 03:36 639226208429623997
65 ms 212.12.149.110
11 2026-08-18 03:20 639226198800675295
23 ms 212.12.149.110
10 2026-08-18 02:28 639226167722042574
13 ms 212.12.149.110
9 2026-08-18 02:13 639226158277924383
52 ms 212.12.149.110
8 2026-08-18 01:57 639226148757810592
30 ms 212.12.149.110
7 2026-08-18 01:41 639226139348611045
6 ms 212.12.149.110
6 2026-08-18 01:25 639226129823462907
2059 ms 212.12.149.110
5 2026-08-18 01:09 639226120218260005
42 ms 212.12.149.110
4 2026-08-18 00:53 639226110875503904
20 ms 212.12.149.110
3 2026-08-18 00:38 639226101376311912
2039 ms 212.12.149.110
2 2026-08-18 00:22 639226091924943492
6 ms 212.12.149.110
1 2026-08-18 00:06 639226082133158124
2038 ms 212.12.149.110