DNS response history for duk2.vietnap.net

duk2.vietnap.net 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 2026-08-24. For this date, NameServerHistory found 216 DNS check records, 216 successful responses, 0 failed responses, and 433 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 duk2.vietnap.net.
Records on Selected Date

216

Historical checks stored for this nameserver on selected date

Average Latency

433 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 22:48

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.251.82.121

Most recently resolved hosting IP on selected date

Successful Responses

216

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 duk2.vietnap.net

Showing DNS history for 2026-08-24 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
216 2026-08-24 22:48 639232077430823987
394 ms 162.251.82.121
215 2026-08-24 22:48 639232077430823987
394 ms 162.251.82.120
214 2026-08-24 22:48 639232077430823987
394 ms 162.251.82.249
213 2026-08-24 22:48 639232077430823987
394 ms 162.251.82.248
212 2026-08-24 22:31 639232067340513033
393 ms 162.251.82.121
211 2026-08-24 22:31 639232067340513033
393 ms 162.251.82.249
210 2026-08-24 22:31 639232067340513033
393 ms 162.251.82.120
209 2026-08-24 22:31 639232067340513033
393 ms 162.251.82.248
208 2026-08-24 22:14 639232057157944387
312 ms 162.251.82.121
207 2026-08-24 22:14 639232057157944387
312 ms 162.251.82.249
206 2026-08-24 22:14 639232057157944387
312 ms 162.251.82.120
205 2026-08-24 22:14 639232057157944387
312 ms 162.251.82.248
204 2026-08-24 21:57 639232046895282144
207 ms 162.251.82.121
203 2026-08-24 21:57 639232046895282144
207 ms 162.251.82.120
202 2026-08-24 21:57 639232046895282144
207 ms 162.251.82.249
201 2026-08-24 21:57 639232046895282144
207 ms 162.251.82.248
200 2026-08-24 21:03 639232014356623395
189 ms 162.251.82.249
199 2026-08-24 21:03 639232014356623395
189 ms 162.251.82.120
198 2026-08-24 21:03 639232014356623395
189 ms 162.251.82.121
197 2026-08-24 21:03 639232014356623395
189 ms 162.251.82.248
196 2026-08-24 20:46 639232004177831322
2472 ms 162.251.82.121
195 2026-08-24 20:46 639232004177831322
2472 ms 162.251.82.249
194 2026-08-24 20:46 639232004177831322
2472 ms 162.251.82.120
193 2026-08-24 20:46 639232004177831322
2472 ms 162.251.82.248
192 2026-08-24 20:29 639231993997863976
190 ms 162.251.82.248
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190 ms 162.251.82.121
190 2026-08-24 20:29 639231993997863976
190 ms 162.251.82.120
189 2026-08-24 20:29 639231993997863976
190 ms 162.251.82.249
188 2026-08-24 20:12 639231983967363696
188 ms 162.251.82.248
187 2026-08-24 20:12 639231983967363696
188 ms 162.251.82.249
186 2026-08-24 20:12 639231983967363696
188 ms 162.251.82.120
185 2026-08-24 20:12 639231983967363696
188 ms 162.251.82.121
184 2026-08-24 19:19 639231952257842845
203 ms 162.251.82.249
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203 ms 162.251.82.248
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203 ms 162.251.82.120
181 2026-08-24 19:19 639231952257842845
203 ms 162.251.82.121
180 2026-08-24 19:02 639231942277816756
406 ms 162.251.82.248
179 2026-08-24 19:02 639231942277816756
406 ms 162.251.82.121
178 2026-08-24 19:02 639231942277816756
406 ms 162.251.82.120
177 2026-08-24 19:02 639231942277816756
406 ms 162.251.82.249
176 2026-08-24 18:46 639231932094180724
189 ms 162.251.82.120
175 2026-08-24 18:46 639231932094180724
189 ms 162.251.82.248
174 2026-08-24 18:46 639231932094180724
189 ms 162.251.82.121
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189 ms 162.251.82.249
172 2026-08-24 18:29 639231922041034838
190 ms 162.251.82.248
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190 ms 162.251.82.120
170 2026-08-24 18:29 639231922041034838
190 ms 162.251.82.121
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190 ms 162.251.82.249
168 2026-08-24 17:36 639231890488117536
372 ms 162.251.82.248
167 2026-08-24 17:36 639231890488117536
372 ms 162.251.82.121
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372 ms 162.251.82.120
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372 ms 162.251.82.249
164 2026-08-24 17:19 639231880574255543
375 ms 162.251.82.120
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375 ms 162.251.82.121
162 2026-08-24 17:19 639231880574255543
375 ms 162.251.82.248
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375 ms 162.251.82.249
160 2026-08-24 17:03 639231870418029045
187 ms 162.251.82.248
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187 ms 162.251.82.120
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187 ms 162.251.82.121
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187 ms 162.251.82.249
156 2026-08-24 16:46 639231860258429562
185 ms 162.251.82.249
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185 ms 162.251.82.248
154 2026-08-24 16:46 639231860258429562
185 ms 162.251.82.120
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185 ms 162.251.82.121
152 2026-08-24 15:52 639231828211839931
370 ms 162.251.82.121
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370 ms 162.251.82.249
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370 ms 162.251.82.120
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370 ms 162.251.82.248
148 2026-08-24 15:36 639231818080917481
416 ms 162.251.82.249
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416 ms 162.251.82.121
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416 ms 162.251.82.120
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416 ms 162.251.82.248
144 2026-08-24 15:19 639231807961539652
189 ms 162.251.82.249
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189 ms 162.251.82.248
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189 ms 162.251.82.120
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189 ms 162.251.82.121
140 2026-08-24 15:02 639231797631669865
189 ms 162.251.82.120
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189 ms 162.251.82.121
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189 ms 162.251.82.248
137 2026-08-24 15:02 639231797631669865
189 ms 162.251.82.249
136 2026-08-24 14:09 639231765923559455
428 ms 162.251.82.248
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428 ms 162.251.82.249
134 2026-08-24 14:09 639231765923559455
428 ms 162.251.82.120
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428 ms 162.251.82.121
132 2026-08-24 13:52 639231755868832964
190 ms 162.251.82.121
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190 ms 162.251.82.248
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190 ms 162.251.82.249
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190 ms 162.251.82.120
128 2026-08-24 13:35 639231745628278877
193 ms 162.251.82.249
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193 ms 162.251.82.248
126 2026-08-24 13:35 639231745628278877
193 ms 162.251.82.120
125 2026-08-24 13:35 639231745628278877
193 ms 162.251.82.121
124 2026-08-24 13:18 639231735407682062
211 ms 162.251.82.249
123 2026-08-24 13:18 639231735407682062
211 ms 162.251.82.120
122 2026-08-24 13:18 639231735407682062
211 ms 162.251.82.121
121 2026-08-24 13:18 639231735407682062
211 ms 162.251.82.248
120 2026-08-24 12:25 639231703815441688
184 ms 162.251.82.121
119 2026-08-24 12:25 639231703815441688
184 ms 162.251.82.120
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184 ms 162.251.82.249
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184 ms 162.251.82.248
116 2026-08-24 12:08 639231693747052549
186 ms 162.251.82.248
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112 2026-08-24 11:51 639231683712487276
185 ms 162.251.82.120
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185 ms 162.251.82.248
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185 ms 162.251.82.121
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185 ms 162.251.82.249
108 2026-08-24 11:35 639231673513573868
901 ms 162.251.82.249
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901 ms 162.251.82.248
106 2026-08-24 11:35 639231673513573868
901 ms 162.251.82.121
105 2026-08-24 11:35 639231673513573868
901 ms 162.251.82.120
104 2026-08-24 10:41 639231641791249939
371 ms 162.251.82.249
103 2026-08-24 10:41 639231641791249939
371 ms 162.251.82.120
102 2026-08-24 10:41 639231641791249939
371 ms 162.251.82.121
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371 ms 162.251.82.248
100 2026-08-24 10:25 639231631866211033
2404 ms 162.251.82.121
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2404 ms 162.251.82.249
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2404 ms 162.251.82.120
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2404 ms 162.251.82.248
96 2026-08-24 10:08 639231621644955316
366 ms 162.251.82.121
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366 ms 162.251.82.249
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366 ms 162.251.82.120
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366 ms 162.251.82.248
92 2026-08-24 09:51 639231611478799259
220 ms 162.251.82.248
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220 ms 162.251.82.121
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220 ms 162.251.82.120
88 2026-08-24 08:59 639231579923718211
398 ms 162.251.82.121
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398 ms 162.251.82.120
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398 ms 162.251.82.249
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84 2026-08-24 08:42 639231569810702936
183 ms 162.251.82.248
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183 ms 162.251.82.121
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80 2026-08-24 08:25 639231559762411619
197 ms 162.251.82.249
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190 ms 162.251.82.120
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68 2026-08-24 06:59 639231508078650885
222 ms 162.251.82.248
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222 ms 162.251.82.121
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222 ms 162.251.82.120
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222 ms 162.251.82.249
64 2026-08-24 06:42 639231498210697093
2984 ms 162.251.82.121
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60 2026-08-24 06:26 639231488109699360
396 ms 162.251.82.121
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56 2026-08-24 05:33 639231456772510692
406 ms 162.251.82.120
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52 2026-08-24 05:17 639231447084631185
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48 2026-08-24 05:00 639231437208519473
187 ms 162.251.82.120
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44 2026-08-24 04:44 639231427209627490
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40 2026-08-24 03:51 639231395791246644
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24 2026-08-24 02:10 639231334732159368
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