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 2026-08-18. For this date, NameServerHistory found 225 DNS check records, 225 successful responses, 0 failed responses, and 561 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

561 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 23:55

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.232.3.86

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 2026-08-18 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 2026-08-18 23:55 639226935204800669
234 ms 172.232.3.86
224 2026-08-18 23:55 639226935204800669
234 ms 172.236.109.120
223 2026-08-18 23:55 639226935204800669
234 ms 172.238.190.126
222 2026-08-18 23:39 639226925298919497
2198 ms 172.238.190.126
221 2026-08-18 23:39 639226925298919497
2198 ms 172.236.109.120
220 2026-08-18 23:39 639226925298919497
2198 ms 172.232.3.86
219 2026-08-18 23:22 639226915487885053
366 ms 172.236.109.120
218 2026-08-18 23:22 639226915487885053
366 ms 172.238.190.126
217 2026-08-18 23:22 639226915487885053
366 ms 172.232.3.86
216 2026-08-18 23:06 639226905465760034
230 ms 172.238.190.126
215 2026-08-18 23:06 639226905465760034
230 ms 172.232.3.86
214 2026-08-18 23:06 639226905465760034
230 ms 172.236.109.120
213 2026-08-18 22:49 639226895378104692
2379 ms 172.238.190.126
212 2026-08-18 22:49 639226895378104692
2379 ms 172.232.3.86
211 2026-08-18 22:49 639226895378104692
2379 ms 172.236.109.120
210 2026-08-18 21:56 639226863374232622
333 ms 172.238.190.126
209 2026-08-18 21:56 639226863374232622
333 ms 172.232.3.86
208 2026-08-18 21:56 639226863374232622
333 ms 172.236.109.120
207 2026-08-18 21:40 639226853698516058
171 ms 172.238.190.126
206 2026-08-18 21:40 639226853698516058
171 ms 172.236.109.120
205 2026-08-18 21:40 639226853698516058
171 ms 172.232.3.86
204 2026-08-18 21:23 639226843797360601
347 ms 172.236.109.120
203 2026-08-18 21:23 639226843797360601
347 ms 172.238.190.126
202 2026-08-18 21:23 639226843797360601
347 ms 172.232.3.86
201 2026-08-18 21:07 639226834046588155
2118 ms 172.236.109.120
200 2026-08-18 21:07 639226834046588155
2118 ms 172.232.3.86
199 2026-08-18 21:07 639226834046588155
2118 ms 172.238.190.126
198 2026-08-18 20:50 639226824234488533
246 ms 172.232.3.86
197 2026-08-18 20:50 639226824234488533
246 ms 172.236.109.120
196 2026-08-18 20:50 639226824234488533
246 ms 172.238.190.126
195 2026-08-18 20:34 639226814549928621
233 ms 172.232.3.86
194 2026-08-18 20:34 639226814549928621
233 ms 172.238.190.126
193 2026-08-18 20:34 639226814549928621
233 ms 172.236.109.120
192 2026-08-18 20:18 639226804721432353
312 ms 172.232.3.86
191 2026-08-18 20:18 639226804721432353
312 ms 172.238.190.126
190 2026-08-18 20:18 639226804721432353
312 ms 172.236.109.120
189 2026-08-18 20:02 639226795048828184
338 ms 172.238.190.126
188 2026-08-18 20:02 639226795048828184
338 ms 172.232.3.86
187 2026-08-18 20:02 639226795048828184
338 ms 172.236.109.120
186 2026-08-18 19:45 639226785202482420
186 ms 172.232.3.86
185 2026-08-18 19:45 639226785202482420
186 ms 172.238.190.126
184 2026-08-18 19:45 639226785202482420
186 ms 172.236.109.120
183 2026-08-18 19:29 639226775309362607
2147 ms 172.236.109.120
182 2026-08-18 19:29 639226775309362607
2147 ms 172.238.190.126
181 2026-08-18 19:29 639226775309362607
2147 ms 172.232.3.86
180 2026-08-18 19:12 639226765406586155
239 ms 172.232.3.86
179 2026-08-18 19:12 639226765406586155
239 ms 172.236.109.120
178 2026-08-18 19:12 639226765406586155
239 ms 172.238.190.126
177 2026-08-18 18:56 639226755437790519
31 ms 172.232.3.86
176 2026-08-18 18:56 639226755437790519
31 ms 172.238.190.126
175 2026-08-18 18:56 639226755437790519
31 ms 172.236.109.120
174 2026-08-18 18:03 639226723856194457
323 ms 172.236.109.120
173 2026-08-18 18:03 639226723856194457
323 ms 172.232.3.86
172 2026-08-18 18:03 639226723856194457
323 ms 172.238.190.126
171 2026-08-18 17:47 639226714050583422
211 ms 172.236.109.120
170 2026-08-18 17:47 639226714050583422
211 ms 172.238.190.126
169 2026-08-18 17:47 639226714050583422
211 ms 172.232.3.86
168 2026-08-18 17:30 639226704236499724
251 ms 172.232.3.86
167 2026-08-18 17:30 639226704236499724
251 ms 172.236.109.120
166 2026-08-18 17:30 639226704236499724
251 ms 172.238.190.126
165 2026-08-18 17:14 639226694184520163
221 ms 172.236.109.120
164 2026-08-18 17:14 639226694184520163
221 ms 172.238.190.126
163 2026-08-18 17:14 639226694184520163
221 ms 172.232.3.86
162 2026-08-18 16:57 639226684161203477
364 ms 172.236.109.120
161 2026-08-18 16:57 639226684161203477
364 ms 172.238.190.126
160 2026-08-18 16:57 639226684161203477
364 ms 172.232.3.86
159 2026-08-18 16:40 639226674305430109
2025 ms 172.232.3.86
158 2026-08-18 16:40 639226674305430109
2025 ms 172.238.190.126
157 2026-08-18 16:40 639226674305430109
2025 ms 172.236.109.120
156 2026-08-18 16:24 639226664489607984
319 ms 172.238.190.126
155 2026-08-18 16:24 639226664489607984
319 ms 172.232.3.86
154 2026-08-18 16:24 639226664489607984
319 ms 172.236.109.120
153 2026-08-18 16:08 639226654533111667
325 ms 172.232.3.86
152 2026-08-18 16:08 639226654533111667
325 ms 172.236.109.120
151 2026-08-18 16:08 639226654533111667
325 ms 172.238.190.126
150 2026-08-18 15:51 639226644778594725
2363 ms 172.238.190.126
149 2026-08-18 15:51 639226644778594725
2363 ms 172.236.109.120
148 2026-08-18 15:51 639226644778594725
2363 ms 172.232.3.86
147 2026-08-18 15:35 639226634901553621
305 ms 172.236.109.120
146 2026-08-18 15:35 639226634901553621
305 ms 172.232.3.86
145 2026-08-18 15:35 639226634901553621
305 ms 172.238.190.126
144 2026-08-18 15:18 639226624921864967
367 ms 172.232.3.86
143 2026-08-18 15:18 639226624921864967
367 ms 172.236.109.120
142 2026-08-18 15:18 639226624921864967
367 ms 172.238.190.126
141 2026-08-18 15:01 639226614939419403
2145 ms 172.236.109.120
140 2026-08-18 15:01 639226614939419403
2145 ms 172.238.190.126
139 2026-08-18 15:01 639226614939419403
2145 ms 172.232.3.86
138 2026-08-18 14:08 639226583021074771
2029 ms 172.236.109.120
137 2026-08-18 14:08 639226583021074771
2029 ms 172.232.3.86
136 2026-08-18 14:08 639226583021074771
2029 ms 172.238.190.126
135 2026-08-18 13:52 639226573279933585
230 ms 172.232.3.86
134 2026-08-18 13:52 639226573279933585
230 ms 172.236.109.120
133 2026-08-18 13:52 639226573279933585
230 ms 172.238.190.126
132 2026-08-18 13:36 639226563494036301
162 ms 172.236.109.120
131 2026-08-18 13:36 639226563494036301
162 ms 172.238.190.126
130 2026-08-18 13:36 639226563494036301
162 ms 172.232.3.86
129 2026-08-18 13:19 639226553708216256
290 ms 172.236.109.120
128 2026-08-18 13:19 639226553708216256
290 ms 172.232.3.86
127 2026-08-18 13:19 639226553708216256
290 ms 172.238.190.126
126 2026-08-18 13:03 639226544003734815
302 ms 172.232.3.86
125 2026-08-18 13:03 639226544003734815
302 ms 172.238.190.126
124 2026-08-18 13:03 639226544003734815
302 ms 172.236.109.120
123 2026-08-18 12:47 639226534105733155
335 ms 172.236.109.120
122 2026-08-18 12:47 639226534105733155
335 ms 172.238.190.126
121 2026-08-18 12:47 639226534105733155
335 ms 172.232.3.86
120 2026-08-18 12:30 639226524298118898
272 ms 172.232.3.86
119 2026-08-18 12:30 639226524298118898
272 ms 172.238.190.126
118 2026-08-18 12:30 639226524298118898
272 ms 172.236.109.120
117 2026-08-18 12:14 639226514525195335
153 ms 172.236.109.120
116 2026-08-18 12:14 639226514525195335
153 ms 172.232.3.86
115 2026-08-18 12:14 639226514525195335
153 ms 172.238.190.126
114 2026-08-18 11:58 639226504703635320
353 ms 172.232.3.86
113 2026-08-18 11:58 639226504703635320
353 ms 172.236.109.120
112 2026-08-18 11:58 639226504703635320
353 ms 172.238.190.126
111 2026-08-18 11:41 639226494737271720
2025 ms 172.236.109.120
110 2026-08-18 11:41 639226494737271720
2025 ms 172.238.190.126
109 2026-08-18 11:41 639226494737271720
2025 ms 172.232.3.86
108 2026-08-18 11:25 639226485005027236
172 ms 172.232.3.86
107 2026-08-18 11:25 639226485005027236
172 ms 172.238.190.126
106 2026-08-18 11:25 639226485005027236
172 ms 172.236.109.120
105 2026-08-18 11:08 639226475133236105
246 ms 172.238.190.126
104 2026-08-18 11:08 639226475133236105
246 ms 172.232.3.86
103 2026-08-18 11:08 639226475133236105
246 ms 172.236.109.120
102 2026-08-18 10:15 639226442975077052
246 ms 172.238.190.126
101 2026-08-18 10:15 639226442975077052
246 ms 172.232.3.86
100 2026-08-18 10:15 639226442975077052
246 ms 172.236.109.120
99 2026-08-18 09:59 639226433317932039
135 ms 172.238.190.126
98 2026-08-18 09:59 639226433317932039
135 ms 172.236.109.120
97 2026-08-18 09:59 639226433317932039
135 ms 172.232.3.86
96 2026-08-18 09:42 639226423688431096
222 ms 172.232.3.86
95 2026-08-18 09:42 639226423688431096
222 ms 172.236.109.120
94 2026-08-18 09:42 639226423688431096
222 ms 172.238.190.126
93 2026-08-18 09:27 639226413998250045
424 ms 172.238.190.126
92 2026-08-18 09:27 639226413998250045
424 ms 172.236.109.120
91 2026-08-18 09:27 639226413998250045
424 ms 172.232.3.86
90 2026-08-18 09:10 639226404284554875
374 ms 172.236.109.120
89 2026-08-18 09:10 639226404284554875
374 ms 172.232.3.86
88 2026-08-18 09:10 639226404284554875
374 ms 172.238.190.126
87 2026-08-18 08:54 639226394637043309
261 ms 172.236.109.120
86 2026-08-18 08:54 639226394637043309
261 ms 172.238.190.126
85 2026-08-18 08:54 639226394637043309
261 ms 172.232.3.86
84 2026-08-18 08:38 639226385052447582
326 ms 172.232.3.86
83 2026-08-18 08:38 639226385052447582
326 ms 172.238.190.126
82 2026-08-18 08:38 639226385052447582
326 ms 172.236.109.120
81 2026-08-18 08:22 639226375506189603
629 ms 172.236.109.120
80 2026-08-18 08:22 639226375506189603
629 ms 172.232.3.86
79 2026-08-18 08:22 639226375506189603
629 ms 172.238.190.126
78 2026-08-18 08:06 639226365690646426
272 ms 172.232.3.86
77 2026-08-18 08:06 639226365690646426
272 ms 172.236.109.120
76 2026-08-18 08:06 639226365690646426
272 ms 172.238.190.126
75 2026-08-18 07:50 639226355771007701
324 ms 172.236.109.120
74 2026-08-18 07:50 639226355771007701
324 ms 172.238.190.126
73 2026-08-18 07:50 639226355771007701
324 ms 172.232.3.86
72 2026-08-18 07:33 639226345946269369
237 ms 172.236.109.120
71 2026-08-18 07:33 639226345946269369
237 ms 172.232.3.86
70 2026-08-18 07:33 639226345946269369
237 ms 172.238.190.126
69 2026-08-18 07:17 639226336241601848
2124 ms 172.238.190.126
68 2026-08-18 07:17 639226336241601848
2124 ms 172.232.3.86
67 2026-08-18 07:17 639226336241601848
2124 ms 172.236.109.120
66 2026-08-18 06:25 639226304950675290
249 ms 172.232.3.86
65 2026-08-18 06:25 639226304950675290
249 ms 172.236.109.120
64 2026-08-18 06:25 639226304950675290
249 ms 172.238.190.126
63 2026-08-18 06:09 639226295324754616
2130 ms 172.236.109.120
62 2026-08-18 06:09 639226295324754616
2130 ms 172.238.190.126
61 2026-08-18 06:09 639226295324754616
2130 ms 172.232.3.86
60 2026-08-18 05:53 639226285824640601
383 ms 172.236.109.120
59 2026-08-18 05:53 639226285824640601
383 ms 172.232.3.86
58 2026-08-18 05:53 639226285824640601
383 ms 172.238.190.126
57 2026-08-18 05:37 639226276321223917
2120 ms 172.236.109.120
56 2026-08-18 05:37 639226276321223917
2120 ms 172.232.3.86
55 2026-08-18 05:37 639226276321223917
2120 ms 172.238.190.126
54 2026-08-18 05:21 639226266800200046
376 ms 172.238.190.126
53 2026-08-18 05:21 639226266800200046
376 ms 172.236.109.120
52 2026-08-18 05:21 639226266800200046
376 ms 172.232.3.86
51 2026-08-18 05:05 639226256958066164
229 ms 172.238.190.126
50 2026-08-18 05:05 639226256958066164
229 ms 172.232.3.86
49 2026-08-18 05:05 639226256958066164
229 ms 172.236.109.120
48 2026-08-18 04:49 639226247432364597
302 ms 172.236.109.120
47 2026-08-18 04:49 639226247432364597
302 ms 172.232.3.86
46 2026-08-18 04:49 639226247432364597
302 ms 172.238.190.126
45 2026-08-18 04:33 639226237703388552
250 ms 172.232.3.86
44 2026-08-18 04:33 639226237703388552
250 ms 172.238.190.126
43 2026-08-18 04:33 639226237703388552
250 ms 172.236.109.120
42 2026-08-18 04:16 639226227937569589
26 ms 172.238.190.126
41 2026-08-18 04:16 639226227937569589
26 ms 172.236.109.120
40 2026-08-18 04:16 639226227937569589
26 ms 172.232.3.86
39 2026-08-18 04:00 639226218052465471
318 ms 172.236.109.120
38 2026-08-18 04:00 639226218052465471
318 ms 172.238.190.126
37 2026-08-18 04:00 639226218052465471
318 ms 172.232.3.86
36 2026-08-18 03:44 639226208429623997
289 ms 172.236.109.120
35 2026-08-18 03:44 639226208429623997
289 ms 172.238.190.126
34 2026-08-18 03:44 639226208429623997
289 ms 172.232.3.86
33 2026-08-18 03:28 639226198800675295
232 ms 172.232.3.86
32 2026-08-18 03:28 639226198800675295
232 ms 172.238.190.126
31 2026-08-18 03:28 639226198800675295
232 ms 172.236.109.120
30 2026-08-18 02:36 639226167722042574
194 ms 172.238.190.126
29 2026-08-18 02:36 639226167722042574
194 ms 172.236.109.120
28 2026-08-18 02:36 639226167722042574
194 ms 172.232.3.86
27 2026-08-18 02:20 639226158277924383
157 ms 172.238.190.126
26 2026-08-18 02:20 639226158277924383
157 ms 172.236.109.120
25 2026-08-18 02:20 639226158277924383
157 ms 172.232.3.86
24 2026-08-18 02:04 639226148757810592
137 ms 172.236.109.120
23 2026-08-18 02:04 639226148757810592
137 ms 172.232.3.86
22 2026-08-18 02:04 639226148757810592
137 ms 172.238.190.126
21 2026-08-18 01:49 639226139348611045
237 ms 172.238.190.126
20 2026-08-18 01:49 639226139348611045
237 ms 172.236.109.120
19 2026-08-18 01:49 639226139348611045
237 ms 172.232.3.86
18 2026-08-18 01:33 639226129823462907
231 ms 172.232.3.86
17 2026-08-18 01:33 639226129823462907
231 ms 172.238.190.126
16 2026-08-18 01:33 639226129823462907
231 ms 172.236.109.120
15 2026-08-18 01:17 639226120218260005
136 ms 172.232.3.86
14 2026-08-18 01:17 639226120218260005
136 ms 172.238.190.126
13 2026-08-18 01:17 639226120218260005
136 ms 172.236.109.120
12 2026-08-18 01:01 639226110875503904
191 ms 172.238.190.126
11 2026-08-18 01:01 639226110875503904
191 ms 172.232.3.86
10 2026-08-18 01:01 639226110875503904
191 ms 172.236.109.120
9 2026-08-18 00:45 639226101376311912
120 ms 172.236.109.120
8 2026-08-18 00:45 639226101376311912
120 ms 172.238.190.126
7 2026-08-18 00:45 639226101376311912
120 ms 172.232.3.86
6 2026-08-18 00:29 639226091924943492
33 ms 172.232.3.86
5 2026-08-18 00:29 639226091924943492
33 ms 172.238.190.126
4 2026-08-18 00:29 639226091924943492
33 ms 172.236.109.120
3 2026-08-18 00:13 639226082133158124
240 ms 172.238.190.126
2 2026-08-18 00:13 639226082133158124
240 ms 172.236.109.120
1 2026-08-18 00:13 639226082133158124
240 ms 172.232.3.86