DNS response history for rdns2.blackbox.com

rdns2.blackbox.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 73 DNS check records, 73 successful responses, 0 failed responses, and 106 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 rdns2.blackbox.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

106 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:51

All timestamps shown in UTC

Latest Resolved IP on Selected Date

204.89.138.8

Most recently resolved hosting IP on selected date

Successful Responses

73

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 rdns2.blackbox.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
73 2026-08-21 23:51 639229527598660841
59 ms 204.89.138.8
72 2026-08-21 23:35 639229517954323214
63 ms 204.89.138.8
71 2026-08-21 23:19 639229508269999021
12 ms 204.89.138.8
70 2026-08-21 23:03 639229498559060171
61 ms 204.89.138.8
69 2026-08-21 22:46 639229488519347586
80 ms 204.89.138.8
68 2026-08-21 21:53 639229456606578934
254 ms 204.89.138.8
67 2026-08-21 21:37 639229446985772499
71 ms 204.89.138.8
66 2026-08-21 21:21 639229437367313098
231 ms 204.89.138.8
65 2026-08-21 21:05 639229427923950391
31 ms 204.89.138.8
64 2026-08-21 20:49 639229418168588854
13 ms 204.89.138.8
63 2026-08-21 20:32 639229408345678334
111 ms 204.89.138.8
62 2026-08-21 20:16 639229398616354648
13 ms 204.89.138.8
61 2026-08-21 20:00 639229388634592323
22 ms 204.89.138.8
60 2026-08-21 19:43 639229378792837692
128 ms 204.89.138.8
59 2026-08-21 19:27 639229369154682311
8 ms 204.89.138.8
58 2026-08-21 19:10 639229359248017926
60 ms 204.89.138.8
57 2026-08-21 18:54 639229349124294642
104 ms 204.89.138.8
56 2026-08-21 18:01 639229317791715692
111 ms 204.89.138.8
55 2026-08-21 17:45 639229308115194575
51 ms 204.89.138.8
54 2026-08-21 17:29 639229298320320558
63 ms 204.89.138.8
53 2026-08-21 17:13 639229288674863221
80 ms 204.89.138.8
52 2026-08-21 16:57 639229278983677079
42 ms 204.89.138.8
51 2026-08-21 16:40 639229269405517175
191 ms 204.89.138.8
50 2026-08-21 16:24 639229259594798244
57 ms 204.89.138.8
49 2026-08-21 16:08 639229249736681188
9 ms 204.89.138.8
48 2026-08-21 15:51 639229239699417787
160 ms 204.89.138.8
47 2026-08-21 15:34 639229229621964033
34 ms 204.89.138.8
46 2026-08-21 15:18 639229219567270965
41 ms 204.89.138.8
45 2026-08-21 15:01 639229209406666856
65 ms 204.89.138.8
44 2026-08-21 14:08 639229177815876178
88 ms 204.89.138.8
43 2026-08-21 13:52 639229168243572685
169 ms 204.89.138.8
42 2026-08-21 13:36 639229158599856475
140 ms 204.89.138.8
41 2026-08-21 13:20 639229148998940902
13 ms 204.89.138.8
40 2026-08-21 13:04 639229139276923594
57 ms 204.89.138.8
39 2026-08-21 12:48 639229129709912394
69 ms 204.89.138.8
38 2026-08-21 12:31 639229119801488500
64 ms 204.89.138.8
37 2026-08-21 12:15 639229110135262458
17 ms 204.89.138.8
36 2026-08-21 11:59 639229100336051392
76 ms 204.89.138.8
35 2026-08-21 11:43 639229090641415626
59 ms 204.89.138.8
34 2026-08-21 11:26 639229080702683947
89 ms 204.89.138.8
33 2026-08-21 11:09 639229070601456699
45 ms 204.89.138.8
32 2026-08-21 10:17 639229038947447232
52 ms 204.89.138.8
31 2026-08-21 10:00 639229029268708773
80 ms 204.89.138.8
30 2026-08-21 09:44 639229019647910603
157 ms 204.89.138.8
29 2026-08-21 09:28 639229009983843738
24 ms 204.89.138.8
28 2026-08-21 09:12 639229000203331882
2055 ms 204.89.138.8
27 2026-08-21 08:56 639228990302335999
47 ms 204.89.138.8
26 2026-08-21 08:39 639228980567740722
45 ms 204.89.138.8
25 2026-08-21 08:23 639228970762445174
87 ms 204.89.138.8
24 2026-08-21 08:07 639228961065054445
102 ms 204.89.138.8
23 2026-08-21 07:51 639228951224649885
185 ms 204.89.138.8
22 2026-08-21 07:34 639228941303864592
76 ms 204.89.138.8
21 2026-08-21 07:17 639228931191328583
91 ms 204.89.138.8
20 2026-08-21 06:24 639228899518173317
51 ms 204.89.138.8
19 2026-08-21 06:08 639228889785027669
61 ms 204.89.138.8
18 2026-08-21 05:52 639228880106330161
63 ms 204.89.138.8
17 2026-08-21 05:36 639228870316184091
166 ms 204.89.138.8
16 2026-08-21 05:20 639228860695366512
92 ms 204.89.138.8
15 2026-08-21 05:03 639228851027209500
56 ms 204.89.138.8
14 2026-08-21 04:47 639228841479265462
25 ms 204.89.138.8
13 2026-08-21 04:31 639228831752962260
142 ms 204.89.138.8
12 2026-08-21 04:15 639228821953295483
97 ms 204.89.138.8
11 2026-08-21 03:59 639228812227429953
103 ms 204.89.138.8
10 2026-08-21 03:42 639228802476107538
173 ms 204.89.138.8
9 2026-08-21 03:26 639228792525492032
35 ms 204.89.138.8
8 2026-08-21 02:34 639228761131421385
106 ms 204.89.138.8
7 2026-08-21 02:18 639228751571206692
71 ms 204.89.138.8
6 2026-08-21 02:01 639228741705571019
22 ms 204.89.138.8
5 2026-08-21 01:44 639228731642208228
100 ms 204.89.138.8
4 2026-08-21 00:52 639228700387002072
54 ms 204.89.138.8
3 2026-08-21 00:36 639228690742014433
43 ms 204.89.138.8
2 2026-08-21 00:20 639228680877937122
76 ms 204.89.138.8
1 2026-08-21 00:03 639228670775860800
90 ms 204.89.138.8