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 2026-08-19. For this date, NameServerHistory found 74 DNS check records, 74 successful responses, 0 failed responses, and 72 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

74

Historical checks stored for this nameserver on selected date

Average Latency

72 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:45

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

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 2026-08-19 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 2026-08-19 23:45 639227795899225951
11 ms 204.89.138.8
73 2026-08-19 23:29 639227786351762008
69 ms 204.89.138.8
72 2026-08-19 23:13 639227776640591733
25 ms 204.89.138.8
71 2026-08-19 22:57 639227767128841282
129 ms 204.89.138.8
70 2026-08-19 22:41 639227757477304711
49 ms 204.89.138.8
69 2026-08-19 22:24 639227747572098014
43 ms 204.89.138.8
68 2026-08-19 22:08 639227737588613113
104 ms 204.89.138.8
67 2026-08-19 21:15 639227706134603955
59 ms 204.89.138.8
66 2026-08-19 20:59 639227696589027396
66 ms 204.89.138.8
65 2026-08-19 20:44 639227687097707639
100 ms 204.89.138.8
64 2026-08-19 20:28 639227677474464487
41 ms 204.89.138.8
63 2026-08-19 20:11 639227667767441118
51 ms 204.89.138.8
62 2026-08-19 19:55 639227657984833832
109 ms 204.89.138.8
61 2026-08-19 19:38 639227648079992640
84 ms 204.89.138.8
60 2026-08-19 19:22 639227638125048441
77 ms 204.89.138.8
59 2026-08-19 19:05 639227628211392142
103 ms 204.89.138.8
58 2026-08-19 18:49 639227618261696275
68 ms 204.89.138.8
57 2026-08-19 18:32 639227608366233645
61 ms 204.89.138.8
56 2026-08-19 18:16 639227598301787588
143 ms 204.89.138.8
55 2026-08-19 17:22 639227566241010716
45 ms 204.89.138.8
54 2026-08-19 17:06 639227556454538959
50 ms 204.89.138.8
53 2026-08-19 16:49 639227546640305542
75 ms 204.89.138.8
52 2026-08-19 16:33 639227536965466472
112 ms 204.89.138.8
51 2026-08-19 16:17 639227527048658280
16 ms 204.89.138.8
50 2026-08-19 16:01 639227517386634438
25 ms 204.89.138.8
49 2026-08-19 15:44 639227507459551637
59 ms 204.89.138.8
48 2026-08-19 15:27 639227497515595277
20 ms 204.89.138.8
47 2026-08-19 15:11 639227487441798036
79 ms 204.89.138.8
46 2026-08-19 14:54 639227477445551863
55 ms 204.89.138.8
45 2026-08-19 14:37 639227467297067891
72 ms 204.89.138.8
44 2026-08-19 14:20 639227457057795635
102 ms 204.89.138.8
43 2026-08-19 13:27 639227425244777397
107 ms 204.89.138.8
42 2026-08-19 13:11 639227415422116485
17 ms 204.89.138.8
41 2026-08-19 12:54 639227405307256053
140 ms 204.89.138.8
40 2026-08-19 12:37 639227395396602630
60 ms 204.89.138.8
39 2026-08-19 12:21 639227385510363611
157 ms 204.89.138.8
38 2026-08-19 12:04 639227375508324850
12 ms 204.89.138.8
37 2026-08-19 11:47 639227365326611906
15 ms 204.89.138.8
36 2026-08-19 11:31 639227355360014208
65 ms 204.89.138.8
35 2026-08-19 11:13 639227345036782165
50 ms 204.89.138.8
34 2026-08-19 10:57 639227334992964533
171 ms 204.89.138.8
33 2026-08-19 10:40 639227324986605572
104 ms 204.89.138.8
32 2026-08-19 10:23 639227314928414539
42 ms 204.89.138.8
31 2026-08-19 09:30 639227283029182134
87 ms 204.89.138.8
30 2026-08-19 09:14 639227273294779350
97 ms 204.89.138.8
29 2026-08-19 08:57 639227263525231313
79 ms 204.89.138.8
28 2026-08-19 08:41 639227253578313363
143 ms 204.89.138.8
27 2026-08-19 08:24 639227243649973322
112 ms 204.89.138.8
26 2026-08-19 08:08 639227233581059317
38 ms 204.89.138.8
25 2026-08-19 07:51 639227223667352067
47 ms 204.89.138.8
24 2026-08-19 07:35 639227213714837066
46 ms 204.89.138.8
23 2026-08-19 07:18 639227203701208496
55 ms 204.89.138.8
22 2026-08-19 07:01 639227193643202179
35 ms 204.89.138.8
21 2026-08-19 06:44 639227183584431597
100 ms 204.89.138.8
20 2026-08-19 06:27 639227173347403088
31 ms 204.89.138.8
19 2026-08-19 05:34 639227141523007601
45 ms 204.89.138.8
18 2026-08-19 05:18 639227131785931574
134 ms 204.89.138.8
17 2026-08-19 05:02 639227122176475389
207 ms 204.89.138.8
16 2026-08-19 04:46 639227112668934596
83 ms 204.89.138.8
15 2026-08-19 04:30 639227102773292788
136 ms 204.89.138.8
14 2026-08-19 04:13 639227093141136930
92 ms 204.89.138.8
13 2026-08-19 03:57 639227083449420147
43 ms 204.89.138.8
12 2026-08-19 03:41 639227073771748493
32 ms 204.89.138.8
11 2026-08-19 03:25 639227063977347614
106 ms 204.89.138.8
10 2026-08-19 03:09 639227054253519024
81 ms 204.89.138.8
9 2026-08-19 02:52 639227044381963886
70 ms 204.89.138.8
8 2026-08-19 02:36 639227034441085514
112 ms 204.89.138.8
7 2026-08-19 01:44 639227003126489968
14 ms 204.89.138.8
6 2026-08-19 01:28 639226993456311614
55 ms 204.89.138.8
5 2026-08-19 01:11 639226983847312345
37 ms 204.89.138.8
4 2026-08-19 00:56 639226974357874853
73 ms 204.89.138.8
3 2026-08-19 00:39 639226964670484721
48 ms 204.89.138.8
2 2026-08-19 00:23 639226954857899696
33 ms 204.89.138.8
1 2026-08-19 00:07 639226945091603488
26 ms 204.89.138.8