DNS response history for server1.duhlabs.com

server1.duhlabs.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 225 DNS check records, 225 successful responses, 0 failed responses, and 353 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 server1.duhlabs.com.
Records on Selected Date

225

Historical checks stored for this nameserver on selected date

Average Latency

353 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

172.236.109.120

Most recently resolved hosting IP on selected date

Successful Responses

225

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 server1.duhlabs.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
225 2026-08-23 23:54 639231254406598736
356 ms 172.236.109.120
224 2026-08-23 23:54 639231254406598736
356 ms 172.232.3.86
223 2026-08-23 23:54 639231254406598736
356 ms 172.238.190.126
222 2026-08-23 23:38 639231244697865594
2104 ms 172.232.3.86
221 2026-08-23 23:38 639231244697865594
2104 ms 172.238.190.126
220 2026-08-23 23:38 639231244697865594
2104 ms 172.236.109.120
219 2026-08-23 23:22 639231234893504693
206 ms 172.236.109.120
218 2026-08-23 23:22 639231234893504693
206 ms 172.238.190.126
217 2026-08-23 23:22 639231234893504693
206 ms 172.232.3.86
216 2026-08-23 23:05 639231225024549139
325 ms 172.232.3.86
215 2026-08-23 23:05 639231225024549139
325 ms 172.238.190.126
214 2026-08-23 23:05 639231225024549139
325 ms 172.236.109.120
213 2026-08-23 22:49 639231214931957622
27 ms 172.236.109.120
212 2026-08-23 22:49 639231214931957622
27 ms 172.238.190.126
211 2026-08-23 22:49 639231214931957622
27 ms 172.232.3.86
210 2026-08-23 22:32 639231204962010549
234 ms 172.232.3.86
209 2026-08-23 22:32 639231204962010549
234 ms 172.236.109.120
208 2026-08-23 22:32 639231204962010549
234 ms 172.238.190.126
207 2026-08-23 22:15 639231195170138463
231 ms 172.238.190.126
206 2026-08-23 22:15 639231195170138463
231 ms 172.236.109.120
205 2026-08-23 22:15 639231195170138463
231 ms 172.232.3.86
204 2026-08-23 21:59 639231185235020577
290 ms 172.238.190.126
203 2026-08-23 21:59 639231185235020577
290 ms 172.236.109.120
202 2026-08-23 21:59 639231185235020577
290 ms 172.232.3.86
201 2026-08-23 21:43 639231175558690075
299 ms 172.232.3.86
200 2026-08-23 21:43 639231175558690075
299 ms 172.238.190.126
199 2026-08-23 21:43 639231175558690075
299 ms 172.236.109.120
198 2026-08-23 21:26 639231165610444012
150 ms 172.232.3.86
197 2026-08-23 21:26 639231165610444012
150 ms 172.238.190.126
196 2026-08-23 21:26 639231165610444012
150 ms 172.236.109.120
195 2026-08-23 20:34 639231133806425363
147 ms 172.238.190.126
194 2026-08-23 20:34 639231133806425363
147 ms 172.236.109.120
193 2026-08-23 20:34 639231133806425363
147 ms 172.232.3.86
192 2026-08-23 20:17 639231124203758023
294 ms 172.238.190.126
191 2026-08-23 20:17 639231124203758023
294 ms 172.232.3.86
190 2026-08-23 20:17 639231124203758023
294 ms 172.236.109.120
189 2026-08-23 20:01 639231114428262706
263 ms 172.236.109.120
188 2026-08-23 20:01 639231114428262706
263 ms 172.238.190.126
187 2026-08-23 20:01 639231114428262706
263 ms 172.232.3.86
186 2026-08-23 19:45 639231104662480065
34 ms 172.236.109.120
185 2026-08-23 19:45 639231104662480065
34 ms 172.238.190.126
184 2026-08-23 19:45 639231104662480065
34 ms 172.232.3.86
183 2026-08-23 19:28 639231094840372018
44 ms 172.232.3.86
182 2026-08-23 19:28 639231094840372018
44 ms 172.238.190.126
181 2026-08-23 19:28 639231094840372018
44 ms 172.236.109.120
180 2026-08-23 19:12 639231085024583224
328 ms 172.232.3.86
179 2026-08-23 19:12 639231085024583224
328 ms 172.238.190.126
178 2026-08-23 19:12 639231085024583224
328 ms 172.236.109.120
177 2026-08-23 18:55 639231075257417427
229 ms 172.236.109.120
176 2026-08-23 18:55 639231075257417427
229 ms 172.232.3.86
175 2026-08-23 18:55 639231075257417427
229 ms 172.238.190.126
174 2026-08-23 18:39 639231065516009503
233 ms 172.232.3.86
173 2026-08-23 18:39 639231065516009503
233 ms 172.236.109.120
172 2026-08-23 18:39 639231065516009503
233 ms 172.238.190.126
171 2026-08-23 18:23 639231055805348837
295 ms 172.232.3.86
170 2026-08-23 18:23 639231055805348837
295 ms 172.238.190.126
169 2026-08-23 18:23 639231055805348837
295 ms 172.236.109.120
168 2026-08-23 18:07 639231045980373765
181 ms 172.232.3.86
167 2026-08-23 18:07 639231045980373765
181 ms 172.238.190.126
166 2026-08-23 18:07 639231045980373765
181 ms 172.236.109.120
165 2026-08-23 17:50 639231035984577527
277 ms 172.238.190.126
164 2026-08-23 17:50 639231035984577527
277 ms 172.236.109.120
163 2026-08-23 17:50 639231035984577527
277 ms 172.232.3.86
162 2026-08-23 17:33 639231025928115303
286 ms 172.238.190.126
161 2026-08-23 17:33 639231025928115303
286 ms 172.236.109.120
160 2026-08-23 17:33 639231025928115303
286 ms 172.232.3.86
159 2026-08-23 16:41 639230994250157583
307 ms 172.236.109.120
158 2026-08-23 16:41 639230994250157583
307 ms 172.238.190.126
157 2026-08-23 16:41 639230994250157583
307 ms 172.232.3.86
156 2026-08-23 16:24 639230984476411369
239 ms 172.236.109.120
155 2026-08-23 16:24 639230984476411369
239 ms 172.232.3.86
154 2026-08-23 16:24 639230984476411369
239 ms 172.238.190.126
153 2026-08-23 16:08 639230974838373450
257 ms 172.238.190.126
152 2026-08-23 16:08 639230974838373450
257 ms 172.236.109.120
151 2026-08-23 16:08 639230974838373450
257 ms 172.232.3.86
150 2026-08-23 15:52 639230965244277645
335 ms 172.238.190.126
149 2026-08-23 15:52 639230965244277645
335 ms 172.236.109.120
148 2026-08-23 15:52 639230965244277645
335 ms 172.232.3.86
147 2026-08-23 15:36 639230955522101820
2026 ms 172.238.190.126
146 2026-08-23 15:36 639230955522101820
2026 ms 172.236.109.120
145 2026-08-23 15:36 639230955522101820
2026 ms 172.232.3.86
144 2026-08-23 15:20 639230945754521603
25 ms 172.238.190.126
143 2026-08-23 15:20 639230945754521603
25 ms 172.232.3.86
142 2026-08-23 15:20 639230945754521603
25 ms 172.236.109.120
141 2026-08-23 15:03 639230935852040504
343 ms 172.238.190.126
140 2026-08-23 15:03 639230935852040504
343 ms 172.232.3.86
139 2026-08-23 15:03 639230935852040504
343 ms 172.236.109.120
138 2026-08-23 14:47 639230926222061048
292 ms 172.232.3.86
137 2026-08-23 14:47 639230926222061048
292 ms 172.238.190.126
136 2026-08-23 14:47 639230926222061048
292 ms 172.236.109.120
135 2026-08-23 14:31 639230916449726907
306 ms 172.238.190.126
134 2026-08-23 14:31 639230916449726907
306 ms 172.236.109.120
133 2026-08-23 14:31 639230916449726907
306 ms 172.232.3.86
132 2026-08-23 14:15 639230906595053086
316 ms 172.238.190.126
131 2026-08-23 14:15 639230906595053086
316 ms 172.236.109.120
130 2026-08-23 14:15 639230906595053086
316 ms 172.232.3.86
129 2026-08-23 13:58 639230896680429441
255 ms 172.236.109.120
128 2026-08-23 13:58 639230896680429441
255 ms 172.238.190.126
127 2026-08-23 13:58 639230896680429441
255 ms 172.232.3.86
126 2026-08-23 13:41 639230886630210965
278 ms 172.238.190.126
125 2026-08-23 13:41 639230886630210965
278 ms 172.236.109.120
124 2026-08-23 13:41 639230886630210965
278 ms 172.232.3.86
123 2026-08-23 12:49 639230855430405719
28 ms 172.236.109.120
122 2026-08-23 12:49 639230855430405719
28 ms 172.232.3.86
121 2026-08-23 12:49 639230855430405719
28 ms 172.238.190.126
120 2026-08-23 12:33 639230845707499136
146 ms 172.236.109.120
119 2026-08-23 12:33 639230845707499136
146 ms 172.232.3.86
118 2026-08-23 12:33 639230845707499136
146 ms 172.238.190.126
117 2026-08-23 12:17 639230836186805419
43 ms 172.232.3.86
116 2026-08-23 12:17 639230836186805419
43 ms 172.236.109.120
115 2026-08-23 12:17 639230836186805419
43 ms 172.238.190.126
114 2026-08-23 12:01 639230826493828316
27 ms 172.232.3.86
113 2026-08-23 12:01 639230826493828316
27 ms 172.238.190.126
112 2026-08-23 12:01 639230826493828316
27 ms 172.236.109.120
111 2026-08-23 11:45 639230816817882996
156 ms 172.232.3.86
110 2026-08-23 11:45 639230816817882996
156 ms 172.238.190.126
109 2026-08-23 11:45 639230816817882996
156 ms 172.236.109.120
108 2026-08-23 11:29 639230806933854189
130 ms 172.238.190.126
107 2026-08-23 11:29 639230806933854189
130 ms 172.232.3.86
106 2026-08-23 11:29 639230806933854189
130 ms 172.236.109.120
105 2026-08-23 11:12 639230797120243854
4298 ms 172.232.3.86
104 2026-08-23 11:12 639230797120243854
4298 ms 172.238.190.126
103 2026-08-23 11:12 639230797120243854
4298 ms 172.236.109.120
102 2026-08-23 10:56 639230787310272840
365 ms 172.238.190.126
101 2026-08-23 10:56 639230787310272840
365 ms 172.232.3.86
100 2026-08-23 10:56 639230787310272840
365 ms 172.236.109.120
99 2026-08-23 10:39 639230777600173142
243 ms 172.238.190.126
98 2026-08-23 10:39 639230777600173142
243 ms 172.232.3.86
97 2026-08-23 10:39 639230777600173142
243 ms 172.236.109.120
96 2026-08-23 10:23 639230767665024593
318 ms 172.236.109.120
95 2026-08-23 10:23 639230767665024593
318 ms 172.232.3.86
94 2026-08-23 10:23 639230767665024593
318 ms 172.238.190.126
93 2026-08-23 10:06 639230757720962293
218 ms 172.232.3.86
92 2026-08-23 10:06 639230757720962293
218 ms 172.238.190.126
91 2026-08-23 10:06 639230757720962293
218 ms 172.236.109.120
90 2026-08-23 09:50 639230747722189784
243 ms 172.232.3.86
89 2026-08-23 09:50 639230747722189784
243 ms 172.236.109.120
88 2026-08-23 09:50 639230747722189784
243 ms 172.238.190.126
87 2026-08-23 08:58 639230716313923480
272 ms 172.238.190.126
86 2026-08-23 08:58 639230716313923480
272 ms 172.236.109.120
85 2026-08-23 08:58 639230716313923480
272 ms 172.232.3.86
84 2026-08-23 08:41 639230706813835990
31 ms 172.236.109.120
83 2026-08-23 08:41 639230706813835990
31 ms 172.238.190.126
82 2026-08-23 08:41 639230706813835990
31 ms 172.232.3.86
81 2026-08-23 08:25 639230696871062203
293 ms 172.238.190.126
80 2026-08-23 08:25 639230696871062203
293 ms 172.236.109.120
79 2026-08-23 08:25 639230696871062203
293 ms 172.232.3.86
78 2026-08-23 08:09 639230687142781616
354 ms 172.238.190.126
77 2026-08-23 08:09 639230687142781616
354 ms 172.232.3.86
76 2026-08-23 08:09 639230687142781616
354 ms 172.236.109.120
75 2026-08-23 07:53 639230677432142227
112 ms 172.238.190.126
74 2026-08-23 07:53 639230677432142227
112 ms 172.232.3.86
73 2026-08-23 07:53 639230677432142227
112 ms 172.236.109.120
72 2026-08-23 07:36 639230667686258061
240 ms 172.238.190.126
71 2026-08-23 07:36 639230667686258061
240 ms 172.236.109.120
70 2026-08-23 07:36 639230667686258061
240 ms 172.232.3.86
69 2026-08-23 07:20 639230658039243685
153 ms 172.236.109.120
68 2026-08-23 07:20 639230658039243685
153 ms 172.232.3.86
67 2026-08-23 07:20 639230658039243685
153 ms 172.238.190.126
66 2026-08-23 07:04 639230648468473803
129 ms 172.232.3.86
65 2026-08-23 07:04 639230648468473803
129 ms 172.238.190.126
64 2026-08-23 07:04 639230648468473803
129 ms 172.236.109.120
63 2026-08-23 06:48 639230638829658294
296 ms 172.236.109.120
62 2026-08-23 06:48 639230638829658294
296 ms 172.238.190.126
61 2026-08-23 06:48 639230638829658294
296 ms 172.232.3.86
60 2026-08-23 06:32 639230629247017617
220 ms 172.238.190.126
59 2026-08-23 06:32 639230629247017617
220 ms 172.232.3.86
58 2026-08-23 06:32 639230629247017617
220 ms 172.236.109.120
57 2026-08-23 06:16 639230619625318239
2024 ms 172.238.190.126
56 2026-08-23 06:16 639230619625318239
2024 ms 172.232.3.86
55 2026-08-23 06:16 639230619625318239
2024 ms 172.236.109.120
54 2026-08-23 06:00 639230609697630264
302 ms 172.238.190.126
53 2026-08-23 06:00 639230609697630264
302 ms 172.232.3.86
52 2026-08-23 06:00 639230609697630264
302 ms 172.236.109.120
51 2026-08-23 05:08 639230578570131864
314 ms 172.232.3.86
50 2026-08-23 05:08 639230578570131864
314 ms 172.238.190.126
49 2026-08-23 05:08 639230578570131864
314 ms 172.236.109.120
48 2026-08-23 04:52 639230568958963168
222 ms 172.238.190.126
47 2026-08-23 04:52 639230568958963168
222 ms 172.232.3.86
46 2026-08-23 04:52 639230568958963168
222 ms 172.236.109.120
45 2026-08-23 04:36 639230559287611211
311 ms 172.236.109.120
44 2026-08-23 04:36 639230559287611211
311 ms 172.232.3.86
43 2026-08-23 04:36 639230559287611211
311 ms 172.238.190.126
42 2026-08-23 04:19 639230549524312030
299 ms 172.232.3.86
41 2026-08-23 04:19 639230549524312030
299 ms 172.238.190.126
40 2026-08-23 04:19 639230549524312030
299 ms 172.236.109.120
39 2026-08-23 04:03 639230539739801669
243 ms 172.238.190.126
38 2026-08-23 04:03 639230539739801669
243 ms 172.236.109.120
37 2026-08-23 04:03 639230539739801669
243 ms 172.232.3.86
36 2026-08-23 03:47 639230530084069375
28 ms 172.236.109.120
35 2026-08-23 03:47 639230530084069375
28 ms 172.232.3.86
34 2026-08-23 03:47 639230530084069375
28 ms 172.238.190.126
33 2026-08-23 03:31 639230520362691441
218 ms 172.232.3.86
32 2026-08-23 03:31 639230520362691441
218 ms 172.238.190.126
31 2026-08-23 03:31 639230520362691441
218 ms 172.236.109.120
30 2026-08-23 03:14 639230510677194518
229 ms 172.238.190.126
29 2026-08-23 03:14 639230510677194518
229 ms 172.236.109.120
28 2026-08-23 03:14 639230510677194518
229 ms 172.232.3.86
27 2026-08-23 02:59 639230501156002646
375 ms 172.238.190.126
26 2026-08-23 02:59 639230501156002646
375 ms 172.232.3.86
25 2026-08-23 02:59 639230501156002646
375 ms 172.236.109.120
24 2026-08-23 02:43 639230491502198541
247 ms 172.232.3.86
23 2026-08-23 02:43 639230491502198541
247 ms 172.238.190.126
22 2026-08-23 02:43 639230491502198541
247 ms 172.236.109.120
21 2026-08-23 02:26 639230481860318494
239 ms 172.238.190.126
20 2026-08-23 02:26 639230481860318494
239 ms 172.232.3.86
19 2026-08-23 02:26 639230481860318494
239 ms 172.236.109.120
18 2026-08-23 02:10 639230471893008575
189 ms 172.232.3.86
17 2026-08-23 02:10 639230471893008575
189 ms 172.238.190.126
16 2026-08-23 02:10 639230471893008575
189 ms 172.236.109.120
15 2026-08-23 01:17 639230440030877421
243 ms 172.232.3.86
14 2026-08-23 01:17 639230440030877421
243 ms 172.236.109.120
13 2026-08-23 01:17 639230440030877421
243 ms 172.238.190.126
12 2026-08-23 01:01 639230430479725508
228 ms 172.236.109.120
11 2026-08-23 01:01 639230430479725508
228 ms 172.232.3.86
10 2026-08-23 01:01 639230430479725508
228 ms 172.238.190.126
9 2026-08-23 00:45 639230420875160219
230 ms 172.236.109.120
8 2026-08-23 00:45 639230420875160219
230 ms 172.238.190.126
7 2026-08-23 00:45 639230420875160219
230 ms 172.232.3.86
6 2026-08-23 00:29 639230411240692575
219 ms 172.236.109.120
5 2026-08-23 00:29 639230411240692575
219 ms 172.238.190.126
4 2026-08-23 00:29 639230411240692575
219 ms 172.232.3.86
3 2026-08-23 00:13 639230401550806607
219 ms 172.232.3.86
2 2026-08-23 00:13 639230401550806607
219 ms 172.236.109.120
1 2026-08-23 00:13 639230401550806607
219 ms 172.238.190.126