DNS response history for cd01.host4pro.com

cd01.host4pro.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 2026-08-21. For this date, NameServerHistory found 72 DNS check records, 71 successful responses, 1 failed responses, and 143 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 cd01.host4pro.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

143 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

202.9.90.9

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 cd01.host4pro.com

Showing DNS history for 2026-08-21 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 2026-08-21 23:47 639229527598660841
27 ms 202.9.90.9
71 2026-08-21 23:30 639229517954323214
27 ms 202.9.90.9
70 2026-08-21 23:14 639229508269999021
17 ms 202.9.90.9
69 2026-08-21 22:58 639229498559060171
17 ms 202.9.90.9
68 2026-08-21 22:41 639229488519347586
4 ms 202.9.90.9
67 2026-08-21 21:48 639229456606578934
5 ms 202.9.90.9
66 2026-08-21 21:32 639229446985772499
78 ms 202.9.90.9
65 2026-08-21 21:16 639229437367313098
52 ms 202.9.90.9
64 2026-08-21 21:00 639229427923950391
19 ms 202.9.90.9
63 2026-08-21 20:44 639229418168588854
24 ms 202.9.90.9
62 2026-08-21 20:28 639229408345678334
30 ms 202.9.90.9
61 2026-08-21 20:12 639229398616354648
35 ms 202.9.90.9
60 2026-08-21 19:55 639229388634592323
6 ms 202.9.90.9
59 2026-08-21 19:39 639229378792837692
48 ms 202.9.90.9
58 2026-08-21 19:22 639229369154682311
74 ms 202.9.90.9
57 2026-08-21 19:06 639229359248017926
6 ms 202.9.90.9
56 2026-08-21 18:49 639229349124294642
24 ms 202.9.90.9
55 2026-08-21 17:57 639229317791715692
21 ms 202.9.90.9
54 2026-08-21 17:41 639229308115194575
45 ms 202.9.90.9
53 2026-08-21 17:24 639229298320320558
2022 ms 202.9.90.9
52 2026-08-21 17:08 639229288674863221
10 ms 202.9.90.9
51 2026-08-21 16:52 639229278983677079
56 ms 202.9.90.9
50 2026-08-21 16:36 639229269405517175
-
49 2026-08-21 16:20 639229259594798244
39 ms 202.9.90.9
48 2026-08-21 16:03 639229249736681188
2069 ms 202.9.90.9
47 2026-08-21 15:47 639229239699417787
72 ms 202.9.90.9
46 2026-08-21 15:30 639229229621964033
24 ms 202.9.90.9
45 2026-08-21 15:13 639229219567270965
34 ms 202.9.90.9
44 2026-08-21 14:56 639229209406666856
27 ms 202.9.90.9
43 2026-08-21 14:04 639229177815876178
39 ms 202.9.90.9
42 2026-08-21 13:48 639229168243572685
6 ms 202.9.90.9
41 2026-08-21 13:32 639229158599856475
53 ms 202.9.90.9
40 2026-08-21 13:16 639229148998940902
46 ms 202.9.90.9
39 2026-08-21 12:59 639229139276923594
30 ms 202.9.90.9
38 2026-08-21 12:43 639229129709912394
8 ms 202.9.90.9
37 2026-08-21 12:27 639229119801488500
30 ms 202.9.90.9
36 2026-08-21 12:11 639229110135262458
5 ms 202.9.90.9
35 2026-08-21 11:54 639229100336051392
26 ms 202.9.90.9
34 2026-08-21 11:38 639229090641415626
20 ms 202.9.90.9
33 2026-08-21 11:22 639229080702683947
60 ms 202.9.90.9
32 2026-08-21 11:05 639229070601456699
29 ms 202.9.90.9
31 2026-08-21 10:12 639229038947447232
65 ms 202.9.90.9
30 2026-08-21 09:56 639229029268708773
12 ms 202.9.90.9
29 2026-08-21 09:40 639229019647910603
2028 ms 202.9.90.9
28 2026-08-21 09:24 639229009983843738
60 ms 202.9.90.9
27 2026-08-21 09:08 639229000203331882
5 ms 202.9.90.9
26 2026-08-21 08:51 639228990302335999
67 ms 202.9.90.9
25 2026-08-21 08:35 639228980567740722
12 ms 202.9.90.9
24 2026-08-21 08:19 639228970762445174
62 ms 202.9.90.9
23 2026-08-21 08:02 639228961065054445
64 ms 202.9.90.9
22 2026-08-21 07:46 639228951224649885
2028 ms 202.9.90.9
21 2026-08-21 07:29 639228941303864592
49 ms 202.9.90.9
20 2026-08-21 07:13 639228931191328583
8 ms 202.9.90.9
19 2026-08-21 06:20 639228899518173317
46 ms 202.9.90.9
18 2026-08-21 06:04 639228889785027669
15 ms 202.9.90.9
17 2026-08-21 05:47 639228880106330161
77 ms 202.9.90.9
16 2026-08-21 05:31 639228870316184091
16 ms 202.9.90.9
15 2026-08-21 05:15 639228860695366512
4 ms 202.9.90.9
14 2026-08-21 04:59 639228851027209500
6 ms 202.9.90.9
13 2026-08-21 04:43 639228841479265462
10 ms 202.9.90.9
12 2026-08-21 04:27 639228831752962260
3 ms 202.9.90.9
11 2026-08-21 04:11 639228821953295483
6 ms 202.9.90.9
10 2026-08-21 03:54 639228812227429953
4 ms 202.9.90.9
9 2026-08-21 03:38 639228802476107538
9 ms 202.9.90.9
8 2026-08-21 03:22 639228792525492032
36 ms 202.9.90.9
7 2026-08-21 02:29 639228761131421385
47 ms 202.9.90.9
6 2026-08-21 02:13 639228751571206692
8 ms 202.9.90.9
5 2026-08-21 01:57 639228741705571019
37 ms 202.9.90.9
4 2026-08-21 01:40 639228731642208228
16 ms 202.9.90.9
3 2026-08-21 00:48 639228700387002072
18 ms 202.9.90.9
2 2026-08-21 00:32 639228690742014433
45 ms 202.9.90.9
1 2026-08-21 00:15 639228680877937122
45 ms 202.9.90.9