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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 74 successful responses, 1 failed responses, and 173 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

75

Historical checks stored for this nameserver on selected date

Average Latency

173 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:49

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

74

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 rdns2.blackbox.com

Showing DNS history for 2026-08-23 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 2026-08-23 23:49 639231254406598736
104 ms 204.89.138.8
74 2026-08-23 23:33 639231244697865594
6 ms 204.89.138.8
73 2026-08-23 23:17 639231234893504693
90 ms 204.89.138.8
72 2026-08-23 23:00 639231225024549139
79 ms 204.89.138.8
71 2026-08-23 22:43 639231214931957622
218 ms 204.89.138.8
70 2026-08-23 22:27 639231204962010549
97 ms 204.89.138.8
69 2026-08-23 22:10 639231195170138463
4 ms 204.89.138.8
68 2026-08-23 21:54 639231185235020577
98 ms 204.89.138.8
67 2026-08-23 21:37 639231175558690075
22 ms 204.89.138.8
66 2026-08-23 21:21 639231165610444012
15 ms 204.89.138.8
65 2026-08-23 20:28 639231133806425363
205 ms 204.89.138.8
64 2026-08-23 20:12 639231124203758023
57 ms 204.89.138.8
63 2026-08-23 19:56 639231114428262706
234 ms 204.89.138.8
62 2026-08-23 19:39 639231104662480065
168 ms 204.89.138.8
61 2026-08-23 19:23 639231094840372018
175 ms 204.89.138.8
60 2026-08-23 19:07 639231085024583224
134 ms 204.89.138.8
59 2026-08-23 18:50 639231075257417427
132 ms 204.89.138.8
58 2026-08-23 18:34 639231065516009503
82 ms 204.89.138.8
57 2026-08-23 18:18 639231055805348837
67 ms 204.89.138.8
56 2026-08-23 18:02 639231045980373765
61 ms 204.89.138.8
55 2026-08-23 17:45 639231035984577527
102 ms 204.89.138.8
54 2026-08-23 17:28 639231025928115303
169 ms 204.89.138.8
53 2026-08-23 16:36 639230994250157583
90 ms 204.89.138.8
52 2026-08-23 16:19 639230984476411369
48 ms 204.89.138.8
51 2026-08-23 16:03 639230974838373450
181 ms 204.89.138.8
50 2026-08-23 15:47 639230965244277645
68 ms 204.89.138.8
49 2026-08-23 15:31 639230955522101820
2012 ms 204.89.138.8
48 2026-08-23 15:15 639230945754521603
73 ms 204.89.138.8
47 2026-08-23 14:58 639230935852040504
69 ms 204.89.138.8
46 2026-08-23 14:42 639230926222061048
76 ms 204.89.138.8
45 2026-08-23 14:26 639230916449726907
10 ms 204.89.138.8
44 2026-08-23 14:09 639230906595053086
16 ms 204.89.138.8
43 2026-08-23 13:53 639230896680429441
109 ms 204.89.138.8
42 2026-08-23 13:36 639230886630210965
62 ms 204.89.138.8
41 2026-08-23 12:44 639230855430405719
150 ms 204.89.138.8
40 2026-08-23 12:28 639230845707499136
50 ms 204.89.138.8
39 2026-08-23 12:12 639230836186805419
254 ms 204.89.138.8
38 2026-08-23 11:56 639230826493828316
93 ms 204.89.138.8
37 2026-08-23 11:40 639230816817882996
226 ms 204.89.138.8
36 2026-08-23 11:23 639230806933854189
108 ms 204.89.138.8
35 2026-08-23 11:07 639230797120243854
119 ms 204.89.138.8
34 2026-08-23 10:51 639230787310272840
71 ms 204.89.138.8
33 2026-08-23 10:34 639230777600173142
110 ms 204.89.138.8
32 2026-08-23 10:18 639230767665024593
54 ms 204.89.138.8
31 2026-08-23 10:01 639230757720962293
95 ms 204.89.138.8
30 2026-08-23 09:45 639230747722189784
17 ms 204.89.138.8
29 2026-08-23 08:52 639230716313923480
160 ms 204.89.138.8
28 2026-08-23 08:36 639230706813835990
85 ms 204.89.138.8
27 2026-08-23 08:20 639230696871062203
-
26 2026-08-23 08:04 639230687142781616
40 ms 204.89.138.8
25 2026-08-23 07:47 639230677432142227
182 ms 204.89.138.8
24 2026-08-23 07:31 639230667686258061
184 ms 204.89.138.8
23 2026-08-23 07:15 639230658039243685
177 ms 204.89.138.8
22 2026-08-23 06:59 639230648468473803
43 ms 204.89.138.8
21 2026-08-23 06:43 639230638829658294
13 ms 204.89.138.8
20 2026-08-23 06:27 639230629247017617
55 ms 204.89.138.8
19 2026-08-23 06:11 639230619625318239
48 ms 204.89.138.8
18 2026-08-23 05:55 639230609697630264
60 ms 204.89.138.8
17 2026-08-23 05:03 639230578570131864
2028 ms 204.89.138.8
16 2026-08-23 04:47 639230568958963168
12 ms 204.89.138.8
15 2026-08-23 04:31 639230559287611211
25 ms 204.89.138.8
14 2026-08-23 04:14 639230549524312030
94 ms 204.89.138.8
13 2026-08-23 03:58 639230539739801669
103 ms 204.89.138.8
12 2026-08-23 03:42 639230530084069375
78 ms 204.89.138.8
11 2026-08-23 03:26 639230520362691441
90 ms 204.89.138.8
10 2026-08-23 03:09 639230510677194518
181 ms 204.89.138.8
9 2026-08-23 02:54 639230501156002646
72 ms 204.89.138.8
8 2026-08-23 02:38 639230491502198541
2019 ms 204.89.138.8
7 2026-08-23 02:21 639230481860318494
37 ms 204.89.138.8
6 2026-08-23 02:05 639230471893008575
38 ms 204.89.138.8
5 2026-08-23 01:12 639230440030877421
65 ms 204.89.138.8
4 2026-08-23 00:56 639230430479725508
12 ms 204.89.138.8
3 2026-08-23 00:40 639230420875160219
115 ms 204.89.138.8
2 2026-08-23 00:24 639230411240692575
144 ms 204.89.138.8
1 2026-08-23 00:08 639230401550806607
136 ms 204.89.138.8