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 2026-08-15. For this date, NameServerHistory found 228 DNS check records, 228 successful responses, 0 failed responses, and 450 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

228

Historical checks stored for this nameserver on selected date

Average Latency

450 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:47

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

228

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 2026-08-15 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
228 2026-08-15 23:47 639224338276675277
236 ms 172.236.109.120
227 2026-08-15 23:47 639224338276675277
236 ms 172.232.3.86
226 2026-08-15 23:47 639224338276675277
236 ms 172.238.190.126
225 2026-08-15 22:55 639224306594546649
406 ms 172.236.109.120
224 2026-08-15 22:55 639224306594546649
406 ms 172.232.3.86
223 2026-08-15 22:55 639224306594546649
406 ms 172.238.190.126
222 2026-08-15 22:39 639224297145423303
327 ms 172.236.109.120
221 2026-08-15 22:39 639224297145423303
327 ms 172.238.190.126
220 2026-08-15 22:39 639224297145423303
327 ms 172.232.3.86
219 2026-08-15 22:23 639224287678238833
293 ms 172.236.109.120
218 2026-08-15 22:23 639224287678238833
293 ms 172.232.3.86
217 2026-08-15 22:23 639224287678238833
293 ms 172.238.190.126
216 2026-08-15 22:07 639224278490872828
336 ms 172.232.3.86
215 2026-08-15 22:07 639224278490872828
336 ms 172.236.109.120
214 2026-08-15 22:07 639224278490872828
336 ms 172.238.190.126
213 2026-08-15 21:52 639224269149307826
313 ms 172.236.109.120
212 2026-08-15 21:52 639224269149307826
313 ms 172.238.190.126
211 2026-08-15 21:52 639224269149307826
313 ms 172.232.3.86
210 2026-08-15 21:37 639224259868597616
243 ms 172.238.190.126
209 2026-08-15 21:37 639224259868597616
243 ms 172.232.3.86
208 2026-08-15 21:37 639224259868597616
243 ms 172.236.109.120
207 2026-08-15 21:21 639224250518642175
256 ms 172.236.109.120
206 2026-08-15 21:21 639224250518642175
256 ms 172.238.190.126
205 2026-08-15 21:21 639224250518642175
256 ms 172.232.3.86
204 2026-08-15 21:06 639224241064772383
223 ms 172.236.109.120
203 2026-08-15 21:06 639224241064772383
223 ms 172.238.190.126
202 2026-08-15 21:06 639224241064772383
223 ms 172.232.3.86
201 2026-08-15 20:50 639224231691099605
225 ms 172.232.3.86
200 2026-08-15 20:50 639224231691099605
225 ms 172.236.109.120
199 2026-08-15 20:50 639224231691099605
225 ms 172.238.190.126
198 2026-08-15 20:34 639224222468168159
220 ms 172.236.109.120
197 2026-08-15 20:34 639224222468168159
220 ms 172.232.3.86
196 2026-08-15 20:34 639224222468168159
220 ms 172.238.190.126
195 2026-08-15 20:19 639224213173899635
161 ms 172.232.3.86
194 2026-08-15 20:19 639224213173899635
161 ms 172.238.190.126
193 2026-08-15 20:19 639224213173899635
161 ms 172.236.109.120
192 2026-08-15 20:03 639224203914451783
231 ms 172.232.3.86
191 2026-08-15 20:03 639224203914451783
231 ms 172.236.109.120
190 2026-08-15 20:03 639224203914451783
231 ms 172.238.190.126
189 2026-08-15 19:10 639224172202542163
364 ms 172.232.3.86
188 2026-08-15 19:10 639224172202542163
364 ms 172.236.109.120
187 2026-08-15 19:10 639224172202542163
364 ms 172.238.190.126
186 2026-08-15 18:55 639224163338654093
225 ms 172.238.190.126
185 2026-08-15 18:55 639224163338654093
225 ms 172.236.109.120
184 2026-08-15 18:55 639224163338654093
225 ms 172.232.3.86
183 2026-08-15 18:40 639224154287995374
270 ms 172.238.190.126
182 2026-08-15 18:40 639224154287995374
270 ms 172.232.3.86
181 2026-08-15 18:40 639224154287995374
270 ms 172.236.109.120
180 2026-08-15 18:25 639224145118612503
2041 ms 172.236.109.120
179 2026-08-15 18:25 639224145118612503
2041 ms 172.232.3.86
178 2026-08-15 18:25 639224145118612503
2041 ms 172.238.190.126
177 2026-08-15 18:09 639224135995990731
2226 ms 172.236.109.120
176 2026-08-15 18:09 639224135995990731
2226 ms 172.232.3.86
175 2026-08-15 18:09 639224135995990731
2226 ms 172.238.190.126
174 2026-08-15 17:54 639224127185332624
261 ms 172.232.3.86
173 2026-08-15 17:54 639224127185332624
261 ms 172.238.190.126
172 2026-08-15 17:54 639224127185332624
261 ms 172.236.109.120
171 2026-08-15 17:39 639224118229289175
261 ms 172.236.109.120
170 2026-08-15 17:39 639224118229289175
261 ms 172.232.3.86
169 2026-08-15 17:39 639224118229289175
261 ms 172.238.190.126
168 2026-08-15 17:25 639224109273796359
280 ms 172.232.3.86
167 2026-08-15 17:25 639224109273796359
280 ms 172.236.109.120
166 2026-08-15 17:25 639224109273796359
280 ms 172.238.190.126
165 2026-08-15 17:10 639224100490805608
321 ms 172.238.190.126
164 2026-08-15 17:10 639224100490805608
321 ms 172.232.3.86
163 2026-08-15 17:10 639224100490805608
321 ms 172.236.109.120
162 2026-08-15 16:55 639224091353714490
2236 ms 172.236.109.120
161 2026-08-15 16:55 639224091353714490
2236 ms 172.232.3.86
160 2026-08-15 16:55 639224091353714490
2236 ms 172.238.190.126
159 2026-08-15 16:39 639224082033126828
41 ms 172.232.3.86
158 2026-08-15 16:39 639224082033126828
41 ms 172.238.190.126
157 2026-08-15 16:39 639224082033126828
41 ms 172.236.109.120
156 2026-08-15 16:24 639224072736962403
2127 ms 172.236.109.120
155 2026-08-15 16:24 639224072736962403
2127 ms 172.238.190.126
154 2026-08-15 16:24 639224072736962403
2127 ms 172.232.3.86
153 2026-08-15 15:32 639224041475563754
230 ms 172.238.190.126
152 2026-08-15 15:32 639224041475563754
230 ms 172.232.3.86
151 2026-08-15 15:32 639224041475563754
230 ms 172.236.109.120
150 2026-08-15 15:17 639224032345604453
322 ms 172.236.109.120
149 2026-08-15 15:17 639224032345604453
322 ms 172.232.3.86
148 2026-08-15 15:17 639224032345604453
322 ms 172.238.190.126
147 2026-08-15 15:01 639224023169497283
254 ms 172.238.190.126
146 2026-08-15 15:01 639224023169497283
254 ms 172.236.109.120
145 2026-08-15 15:01 639224023169497283
254 ms 172.232.3.86
144 2026-08-15 14:46 639224013981146405
221 ms 172.236.109.120
143 2026-08-15 14:46 639224013981146405
221 ms 172.238.190.126
142 2026-08-15 14:46 639224013981146405
221 ms 172.232.3.86
141 2026-08-15 14:31 639224004883412586
361 ms 172.238.190.126
140 2026-08-15 14:31 639224004883412586
361 ms 172.236.109.120
139 2026-08-15 14:31 639224004883412586
361 ms 172.232.3.86
138 2026-08-15 14:15 639223995612880615
240 ms 172.236.109.120
137 2026-08-15 14:15 639223995612880615
240 ms 172.238.190.126
136 2026-08-15 14:15 639223995612880615
240 ms 172.232.3.86
135 2026-08-15 14:00 639223986271830789
369 ms 172.232.3.86
134 2026-08-15 14:00 639223986271830789
369 ms 172.236.109.120
133 2026-08-15 14:00 639223986271830789
369 ms 172.238.190.126
132 2026-08-15 13:44 639223977005780949
296 ms 172.236.109.120
131 2026-08-15 13:44 639223977005780949
296 ms 172.232.3.86
130 2026-08-15 13:44 639223977005780949
296 ms 172.238.190.126
129 2026-08-15 13:29 639223967653137793
211 ms 172.232.3.86
128 2026-08-15 13:29 639223967653137793
211 ms 172.238.190.126
127 2026-08-15 13:29 639223967653137793
211 ms 172.236.109.120
126 2026-08-15 13:13 639223958286010799
243 ms 172.236.109.120
125 2026-08-15 13:13 639223958286010799
243 ms 172.232.3.86
124 2026-08-15 13:13 639223958286010799
243 ms 172.238.190.126
123 2026-08-15 12:57 639223948936108345
291 ms 172.232.3.86
122 2026-08-15 12:57 639223948936108345
291 ms 172.236.109.120
121 2026-08-15 12:57 639223948936108345
291 ms 172.238.190.126
120 2026-08-15 12:42 639223939673066880
303 ms 172.238.190.126
119 2026-08-15 12:42 639223939673066880
303 ms 172.232.3.86
118 2026-08-15 12:42 639223939673066880
303 ms 172.236.109.120
117 2026-08-15 11:50 639223908317760530
227 ms 172.232.3.86
116 2026-08-15 11:50 639223908317760530
227 ms 172.236.109.120
115 2026-08-15 11:50 639223908317760530
227 ms 172.238.190.126
114 2026-08-15 11:35 639223898992594258
28 ms 172.238.190.126
113 2026-08-15 11:35 639223898992594258
28 ms 172.236.109.120
112 2026-08-15 11:35 639223898992594258
28 ms 172.232.3.86
111 2026-08-15 11:19 639223889761312823
246 ms 172.236.109.120
110 2026-08-15 11:19 639223889761312823
246 ms 172.238.190.126
109 2026-08-15 11:19 639223889761312823
246 ms 172.232.3.86
108 2026-08-15 11:04 639223880359273507
153 ms 172.238.190.126
107 2026-08-15 11:04 639223880359273507
153 ms 172.236.109.120
106 2026-08-15 11:04 639223880359273507
153 ms 172.232.3.86
105 2026-08-15 10:48 639223870920466808
126 ms 172.236.109.120
104 2026-08-15 10:48 639223870920466808
126 ms 172.232.3.86
103 2026-08-15 10:48 639223870920466808
126 ms 172.238.190.126
102 2026-08-15 10:32 639223861579762179
137 ms 172.238.190.126
101 2026-08-15 10:32 639223861579762179
137 ms 172.236.109.120
100 2026-08-15 10:32 639223861579762179
137 ms 172.232.3.86
99 2026-08-15 10:17 639223852238616009
227 ms 172.238.190.126
98 2026-08-15 10:17 639223852238616009
227 ms 172.236.109.120
97 2026-08-15 10:17 639223852238616009
227 ms 172.232.3.86
96 2026-08-15 10:01 639223843019815620
126 ms 172.232.3.86
95 2026-08-15 10:01 639223843019815620
126 ms 172.238.190.126
94 2026-08-15 10:01 639223843019815620
126 ms 172.236.109.120
93 2026-08-15 09:46 639223833669915012
23 ms 172.232.3.86
92 2026-08-15 09:46 639223833669915012
23 ms 172.238.190.126
91 2026-08-15 09:46 639223833669915012
23 ms 172.236.109.120
90 2026-08-15 09:30 639223824494613222
227 ms 172.238.190.126
89 2026-08-15 09:30 639223824494613222
227 ms 172.236.109.120
88 2026-08-15 09:30 639223824494613222
227 ms 172.232.3.86
87 2026-08-15 09:15 639223815116325293
312 ms 172.236.109.120
86 2026-08-15 09:15 639223815116325293
312 ms 172.232.3.86
85 2026-08-15 09:15 639223815116325293
312 ms 172.238.190.126
84 2026-08-15 08:59 639223805493870221
153 ms 172.238.190.126
83 2026-08-15 08:59 639223805493870221
153 ms 172.236.109.120
82 2026-08-15 08:59 639223805493870221
153 ms 172.232.3.86
81 2026-08-15 08:06 639223774218660438
130 ms 172.238.190.126
80 2026-08-15 08:06 639223774218660438
130 ms 172.236.109.120
79 2026-08-15 08:06 639223774218660438
130 ms 172.232.3.86
78 2026-08-15 07:51 639223764663090372
229 ms 172.238.190.126
77 2026-08-15 07:51 639223764663090372
229 ms 172.232.3.86
76 2026-08-15 07:51 639223764663090372
229 ms 172.236.109.120
75 2026-08-15 07:35 639223755338811400
192 ms 172.232.3.86
74 2026-08-15 07:35 639223755338811400
192 ms 172.238.190.126
73 2026-08-15 07:35 639223755338811400
192 ms 172.236.109.120
72 2026-08-15 07:19 639223746019193268
238 ms 172.232.3.86
71 2026-08-15 07:19 639223746019193268
238 ms 172.236.109.120
70 2026-08-15 07:19 639223746019193268
238 ms 172.238.190.126
69 2026-08-15 07:04 639223736658778104
218 ms 172.232.3.86
68 2026-08-15 07:04 639223736658778104
218 ms 172.236.109.120
67 2026-08-15 07:04 639223736658778104
218 ms 172.238.190.126
66 2026-08-15 06:48 639223727330194499
168 ms 172.232.3.86
65 2026-08-15 06:48 639223727330194499
168 ms 172.238.190.126
64 2026-08-15 06:48 639223727330194499
168 ms 172.236.109.120
63 2026-08-15 06:33 639223717848514742
29 ms 172.238.190.126
62 2026-08-15 06:33 639223717848514742
29 ms 172.232.3.86
61 2026-08-15 06:33 639223717848514742
29 ms 172.236.109.120
60 2026-08-15 06:17 639223708284754056
2031 ms 172.238.190.126
59 2026-08-15 06:17 639223708284754056
2031 ms 172.232.3.86
58 2026-08-15 06:17 639223708284754056
2031 ms 172.236.109.120
57 2026-08-15 06:01 639223699061259933
228 ms 172.236.109.120
56 2026-08-15 06:01 639223699061259933
228 ms 172.238.190.126
55 2026-08-15 06:01 639223699061259933
228 ms 172.232.3.86
54 2026-08-15 05:45 639223689592545140
2043 ms 172.236.109.120
53 2026-08-15 05:45 639223689592545140
2043 ms 172.232.3.86
52 2026-08-15 05:45 639223689592545140
2043 ms 172.238.190.126
51 2026-08-15 05:30 639223680143410810
358 ms 172.236.109.120
50 2026-08-15 05:30 639223680143410810
358 ms 172.232.3.86
49 2026-08-15 05:30 639223680143410810
358 ms 172.238.190.126
48 2026-08-15 05:14 639223670514517104
209 ms 172.232.3.86
47 2026-08-15 05:14 639223670514517104
209 ms 172.238.190.126
46 2026-08-15 05:14 639223670514517104
209 ms 172.236.109.120
45 2026-08-15 04:21 639223638855054294
229 ms 172.232.3.86
44 2026-08-15 04:21 639223638855054294
229 ms 172.238.190.126
43 2026-08-15 04:21 639223638855054294
229 ms 172.236.109.120
42 2026-08-15 04:05 639223629623335972
289 ms 172.238.190.126
41 2026-08-15 04:05 639223629623335972
289 ms 172.232.3.86
40 2026-08-15 04:05 639223629623335972
289 ms 172.236.109.120
39 2026-08-15 03:50 639223620390189495
307 ms 172.238.190.126
38 2026-08-15 03:50 639223620390189495
307 ms 172.236.109.120
37 2026-08-15 03:50 639223620390189495
307 ms 172.232.3.86
36 2026-08-15 03:34 639223610916950440
26 ms 172.232.3.86
35 2026-08-15 03:34 639223610916950440
26 ms 172.236.109.120
34 2026-08-15 03:34 639223610916950440
26 ms 172.238.190.126
33 2026-08-15 03:18 639223601597759168
228 ms 172.232.3.86
32 2026-08-15 03:18 639223601597759168
228 ms 172.236.109.120
31 2026-08-15 03:18 639223601597759168
228 ms 172.238.190.126
30 2026-08-15 03:03 639223592342172093
301 ms 172.238.190.126
29 2026-08-15 03:03 639223592342172093
301 ms 172.236.109.120
28 2026-08-15 03:03 639223592342172093
301 ms 172.232.3.86
27 2026-08-15 02:48 639223583324121497
231 ms 172.236.109.120
26 2026-08-15 02:48 639223583324121497
231 ms 172.232.3.86
25 2026-08-15 02:48 639223583324121497
231 ms 172.238.190.126
24 2026-08-15 02:33 639223574086714218
308 ms 172.232.3.86
23 2026-08-15 02:33 639223574086714218
308 ms 172.238.190.126
22 2026-08-15 02:33 639223574086714218
308 ms 172.236.109.120
21 2026-08-15 02:17 639223564698424889
202 ms 172.238.190.126
20 2026-08-15 02:17 639223564698424889
202 ms 172.236.109.120
19 2026-08-15 02:17 639223564698424889
202 ms 172.232.3.86
18 2026-08-15 02:01 639223555408664206
244 ms 172.238.190.126
17 2026-08-15 02:01 639223555408664206
244 ms 172.232.3.86
16 2026-08-15 02:01 639223555408664206
244 ms 172.236.109.120
15 2026-08-15 01:46 639223546000912416
235 ms 172.238.190.126
14 2026-08-15 01:46 639223546000912416
235 ms 172.232.3.86
13 2026-08-15 01:46 639223546000912416
235 ms 172.236.109.120
12 2026-08-15 01:30 639223536550774847
4148 ms 172.238.190.126
11 2026-08-15 01:30 639223536550774847
4148 ms 172.236.109.120
10 2026-08-15 01:30 639223536550774847
4148 ms 172.232.3.86
9 2026-08-15 00:37 639223505017205611
343 ms 172.236.109.120
8 2026-08-15 00:37 639223505017205611
343 ms 172.238.190.126
7 2026-08-15 00:37 639223505017205611
343 ms 172.232.3.86
6 2026-08-15 00:22 639223495784410207
1279 ms 172.238.190.126
5 2026-08-15 00:22 639223495784410207
1279 ms 172.236.109.120
4 2026-08-15 00:22 639223495784410207
1279 ms 172.232.3.86
3 2026-08-15 00:06 639223486524583054
327 ms 172.232.3.86
2 2026-08-15 00:06 639223486524583054
327 ms 172.238.190.126
1 2026-08-15 00:06 639223486524583054
327 ms 172.236.109.120