DNS response history for ans01.dotorg.org

ans01.dotorg.org 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 390 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 ans01.dotorg.org.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

390 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:54

All timestamps shown in UTC

Latest Resolved IP on Selected Date

23.137.8.99

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 ans01.dotorg.org

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 23:54 639231254406598736
253 ms 23.137.8.99
74 2026-08-23 23:37 639231244697865594
114 ms 23.137.8.99
73 2026-08-23 23:21 639231234893504693
246 ms 23.137.8.99
72 2026-08-23 23:04 639231225024549139
211 ms 23.137.8.99
71 2026-08-23 22:48 639231214931957622
101 ms 23.137.8.99
70 2026-08-23 22:31 639231204962010549
210 ms 23.137.8.99
69 2026-08-23 22:15 639231195170138463
220 ms 23.137.8.99
68 2026-08-23 21:58 639231185235020577
225 ms 23.137.8.99
67 2026-08-23 21:42 639231175558690075
287 ms 23.137.8.99
66 2026-08-23 21:25 639231165610444012
103 ms 23.137.8.99
65 2026-08-23 20:33 639231133806425363
218 ms 23.137.8.99
64 2026-08-23 20:16 639231124203758023
217 ms 23.137.8.99
63 2026-08-23 20:00 639231114428262706
109 ms 23.137.8.99
62 2026-08-23 19:44 639231104662480065
263 ms 23.137.8.99
61 2026-08-23 19:28 639231094840372018
455 ms 23.137.8.99
60 2026-08-23 19:11 639231085024583224
223 ms 23.137.8.99
59 2026-08-23 18:55 639231075257417427
578 ms 23.137.8.99
58 2026-08-23 18:39 639231065516009503
214 ms 23.137.8.99
57 2026-08-23 18:22 639231055805348837
223 ms 23.137.8.99
56 2026-08-23 18:06 639231045980373765
221 ms 23.137.8.99
55 2026-08-23 17:49 639231035984577527
225 ms 23.137.8.99
54 2026-08-23 17:33 639231025928115303
294 ms 23.137.8.99
53 2026-08-23 16:40 639230994250157583
325 ms 23.137.8.99
52 2026-08-23 16:24 639230984476411369
221 ms 23.137.8.99
51 2026-08-23 16:07 639230974838373450
2135 ms 23.137.8.99
50 2026-08-23 15:51 639230965244277645
103 ms 23.137.8.99
49 2026-08-23 15:35 639230955522101820
237 ms 23.137.8.99
48 2026-08-23 15:19 639230945754521603
217 ms 23.137.8.99
47 2026-08-23 15:03 639230935852040504
108 ms 23.137.8.99
46 2026-08-23 14:46 639230926222061048
218 ms 23.137.8.99
45 2026-08-23 14:30 639230916449726907
228 ms 23.137.8.99
44 2026-08-23 14:14 639230906595053086
121 ms 23.137.8.99
43 2026-08-23 13:57 639230896680429441
216 ms 23.137.8.99
42 2026-08-23 13:40 639230886630210965
114 ms 23.137.8.99
41 2026-08-23 12:49 639230855430405719
214 ms 23.137.8.99
40 2026-08-23 12:32 639230845707499136
217 ms 23.137.8.99
39 2026-08-23 12:16 639230836186805419
409 ms 23.137.8.99
38 2026-08-23 12:00 639230826493828316
176 ms 23.137.8.99
37 2026-08-23 11:44 639230816817882996
109 ms 23.137.8.99
36 2026-08-23 11:28 639230806933854189
209 ms 23.137.8.99
35 2026-08-23 11:11 639230797120243854
2310 ms 23.137.8.99
34 2026-08-23 10:55 639230787310272840
225 ms 23.137.8.99
33 2026-08-23 10:39 639230777600173142
423 ms 23.137.8.99
32 2026-08-23 10:22 639230767665024593
-
31 2026-08-23 10:06 639230757720962293
2109 ms 23.137.8.99
30 2026-08-23 09:49 639230747722189784
111 ms 23.137.8.99
29 2026-08-23 08:57 639230716313923480
207 ms 23.137.8.99
28 2026-08-23 08:41 639230706813835990
221 ms 23.137.8.99
27 2026-08-23 08:25 639230696871062203
224 ms 23.137.8.99
26 2026-08-23 08:08 639230687142781616
222 ms 23.137.8.99
25 2026-08-23 07:52 639230677432142227
242 ms 23.137.8.99
24 2026-08-23 07:36 639230667686258061
114 ms 23.137.8.99
23 2026-08-23 07:20 639230658039243685
577 ms 23.137.8.99
22 2026-08-23 07:03 639230648468473803
221 ms 23.137.8.99
21 2026-08-23 06:47 639230638829658294
234 ms 23.137.8.99
20 2026-08-23 06:31 639230629247017617
219 ms 23.137.8.99
19 2026-08-23 06:15 639230619625318239
211 ms 23.137.8.99
18 2026-08-23 05:59 639230609697630264
2099 ms 23.137.8.99
17 2026-08-23 05:07 639230578570131864
220 ms 23.137.8.99
16 2026-08-23 04:51 639230568958963168
591 ms 23.137.8.99
15 2026-08-23 04:35 639230559287611211
110 ms 23.137.8.99
14 2026-08-23 04:19 639230549524312030
218 ms 23.137.8.99
13 2026-08-23 04:02 639230539739801669
173 ms 23.137.8.99
12 2026-08-23 03:46 639230530084069375
2115 ms 23.137.8.99
11 2026-08-23 03:30 639230520362691441
322 ms 23.137.8.99
10 2026-08-23 03:14 639230510677194518
218 ms 23.137.8.99
9 2026-08-23 02:58 639230501156002646
102 ms 23.137.8.99
8 2026-08-23 02:42 639230491502198541
108 ms 23.137.8.99
7 2026-08-23 02:26 639230481860318494
444 ms 23.137.8.99
6 2026-08-23 02:09 639230471893008575
101 ms 23.137.8.99
5 2026-08-23 01:16 639230440030877421
626 ms 23.137.8.99
4 2026-08-23 01:00 639230430479725508
212 ms 23.137.8.99
3 2026-08-23 00:44 639230420875160219
215 ms 23.137.8.99
2 2026-08-23 00:28 639230411240692575
2114 ms 23.137.8.99
1 2026-08-23 00:12 639230401550806607
204 ms 23.137.8.99