DNS response history for sys1.isabai.com

sys1.isabai.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 291 DNS check records, 288 successful responses, 3 failed responses, and 386 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 sys1.isabai.com.
Records on Selected Date

291

Historical checks stored for this nameserver on selected date

Average Latency

386 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:52

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.251.82.250

Most recently resolved hosting IP on selected date

Successful Responses

288

Checks that returned a measurable response

Failed Responses

3

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 sys1.isabai.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
291 2026-08-23 23:52 639231254406598736
186 ms 162.251.82.250
290 2026-08-23 23:52 639231254406598736
186 ms 162.251.82.251
289 2026-08-23 23:52 639231254406598736
186 ms 162.251.82.122
288 2026-08-23 23:52 639231254406598736
186 ms 162.251.82.123
287 2026-08-23 23:36 639231244697865594
199 ms 162.251.82.251
286 2026-08-23 23:36 639231244697865594
199 ms 162.251.82.250
285 2026-08-23 23:36 639231244697865594
199 ms 162.251.82.122
284 2026-08-23 23:36 639231244697865594
199 ms 162.251.82.123
283 2026-08-23 23:19 639231234893504693
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282 2026-08-23 23:03 639231225024549139
8 ms 162.251.82.251
281 2026-08-23 23:03 639231225024549139
8 ms 162.251.82.250
280 2026-08-23 23:03 639231225024549139
8 ms 162.251.82.122
279 2026-08-23 23:03 639231225024549139
8 ms 162.251.82.123
278 2026-08-23 22:46 639231214931957622
99 ms 162.251.82.122
277 2026-08-23 22:46 639231214931957622
99 ms 162.251.82.123
276 2026-08-23 22:46 639231214931957622
99 ms 162.251.82.250
275 2026-08-23 22:46 639231214931957622
99 ms 162.251.82.251
274 2026-08-23 22:30 639231204962010549
2179 ms 162.251.82.122
273 2026-08-23 22:30 639231204962010549
2179 ms 162.251.82.250
272 2026-08-23 22:30 639231204962010549
2179 ms 162.251.82.123
271 2026-08-23 22:30 639231204962010549
2179 ms 162.251.82.251
270 2026-08-23 22:13 639231195170138463
2226 ms 162.251.82.251
269 2026-08-23 22:13 639231195170138463
2226 ms 162.251.82.250
268 2026-08-23 22:13 639231195170138463
2226 ms 162.251.82.123
267 2026-08-23 22:13 639231195170138463
2226 ms 162.251.82.122
266 2026-08-23 21:57 639231185235020577
175 ms 162.251.82.250
265 2026-08-23 21:57 639231185235020577
175 ms 162.251.82.251
264 2026-08-23 21:57 639231185235020577
175 ms 162.251.82.123
263 2026-08-23 21:57 639231185235020577
175 ms 162.251.82.122
262 2026-08-23 21:40 639231175558690075
2004 ms 162.251.82.251
261 2026-08-23 21:40 639231175558690075
2004 ms 162.251.82.122
260 2026-08-23 21:40 639231175558690075
2004 ms 162.251.82.123
259 2026-08-23 21:40 639231175558690075
2004 ms 162.251.82.250
258 2026-08-23 21:24 639231165610444012
9 ms 162.251.82.122
257 2026-08-23 21:24 639231165610444012
9 ms 162.251.82.251
256 2026-08-23 21:24 639231165610444012
9 ms 162.251.82.250
255 2026-08-23 21:24 639231165610444012
9 ms 162.251.82.123
254 2026-08-23 20:31 639231133806425363
35 ms 162.251.82.251
253 2026-08-23 20:31 639231133806425363
35 ms 162.251.82.122
252 2026-08-23 20:31 639231133806425363
35 ms 162.251.82.123
251 2026-08-23 20:31 639231133806425363
35 ms 162.251.82.250
250 2026-08-23 20:15 639231124203758023
3 ms 162.251.82.250
249 2026-08-23 20:15 639231124203758023
3 ms 162.251.82.251
248 2026-08-23 20:15 639231124203758023
3 ms 162.251.82.122
247 2026-08-23 20:15 639231124203758023
3 ms 162.251.82.123
246 2026-08-23 19:59 639231114428262706
10 ms 162.251.82.251
245 2026-08-23 19:59 639231114428262706
10 ms 162.251.82.123
244 2026-08-23 19:59 639231114428262706
10 ms 162.251.82.250
243 2026-08-23 19:59 639231114428262706
10 ms 162.251.82.122
242 2026-08-23 19:42 639231104662480065
2172 ms 162.251.82.122
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2172 ms 162.251.82.251
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2172 ms 162.251.82.250
239 2026-08-23 19:42 639231104662480065
2172 ms 162.251.82.123
238 2026-08-23 19:26 639231094840372018
103 ms 162.251.82.250
237 2026-08-23 19:26 639231094840372018
103 ms 162.251.82.251
236 2026-08-23 19:26 639231094840372018
103 ms 162.251.82.122
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103 ms 162.251.82.123
234 2026-08-23 19:10 639231085024583224
190 ms 162.251.82.123
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190 ms 162.251.82.250
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190 ms 162.251.82.122
231 2026-08-23 19:10 639231085024583224
190 ms 162.251.82.251
230 2026-08-23 18:53 639231075257417427
39 ms 162.251.82.251
229 2026-08-23 18:53 639231075257417427
39 ms 162.251.82.123
228 2026-08-23 18:53 639231075257417427
39 ms 162.251.82.250
227 2026-08-23 18:53 639231075257417427
39 ms 162.251.82.122
226 2026-08-23 18:37 639231065516009503
103 ms 162.251.82.122
225 2026-08-23 18:37 639231065516009503
103 ms 162.251.82.123
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103 ms 162.251.82.251
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103 ms 162.251.82.250
222 2026-08-23 18:21 639231055805348837
8 ms 162.251.82.123
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8 ms 162.251.82.122
220 2026-08-23 18:21 639231055805348837
8 ms 162.251.82.250
219 2026-08-23 18:21 639231055805348837
8 ms 162.251.82.251
218 2026-08-23 18:04 639231045980373765
104 ms 162.251.82.250
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104 ms 162.251.82.122
216 2026-08-23 18:04 639231045980373765
104 ms 162.251.82.123
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104 ms 162.251.82.251
214 2026-08-23 17:48 639231035984577527
6 ms 162.251.82.122
213 2026-08-23 17:48 639231035984577527
6 ms 162.251.82.250
212 2026-08-23 17:48 639231035984577527
6 ms 162.251.82.251
211 2026-08-23 17:48 639231035984577527
6 ms 162.251.82.123
210 2026-08-23 17:31 639231025928115303
8 ms 162.251.82.251
209 2026-08-23 17:31 639231025928115303
8 ms 162.251.82.123
208 2026-08-23 17:31 639231025928115303
8 ms 162.251.82.250
207 2026-08-23 17:31 639231025928115303
8 ms 162.251.82.122
206 2026-08-23 16:38 639230994250157583
275 ms 162.251.82.251
205 2026-08-23 16:38 639230994250157583
275 ms 162.251.82.123
204 2026-08-23 16:38 639230994250157583
275 ms 162.251.82.250
203 2026-08-23 16:38 639230994250157583
275 ms 162.251.82.122
202 2026-08-23 16:22 639230984476411369
188 ms 162.251.82.251
201 2026-08-23 16:22 639230984476411369
188 ms 162.251.82.123
200 2026-08-23 16:22 639230984476411369
188 ms 162.251.82.250
199 2026-08-23 16:22 639230984476411369
188 ms 162.251.82.122
198 2026-08-23 16:06 639230974838373450
195 ms 162.251.82.123
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195 ms 162.251.82.122
196 2026-08-23 16:06 639230974838373450
195 ms 162.251.82.250
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195 ms 162.251.82.251
194 2026-08-23 15:50 639230965244277645
318 ms 162.251.82.251
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318 ms 162.251.82.123
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318 ms 162.251.82.250
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318 ms 162.251.82.122
190 2026-08-23 15:34 639230955522101820
193 ms 162.251.82.123
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193 ms 162.251.82.122
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193 ms 162.251.82.251
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193 ms 162.251.82.250
186 2026-08-23 15:18 639230945754521603
187 ms 162.251.82.122
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187 ms 162.251.82.123
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187 ms 162.251.82.250
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187 ms 162.251.82.251
182 2026-08-23 15:01 639230935852040504
2098 ms 162.251.82.123
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2098 ms 162.251.82.122
180 2026-08-23 15:01 639230935852040504
2098 ms 162.251.82.250
179 2026-08-23 15:01 639230935852040504
2098 ms 162.251.82.251
178 2026-08-23 14:45 639230926222061048
2033 ms 162.251.82.250
177 2026-08-23 14:45 639230926222061048
2033 ms 162.251.82.251
176 2026-08-23 14:45 639230926222061048
2033 ms 162.251.82.122
175 2026-08-23 14:45 639230926222061048
2033 ms 162.251.82.123
174 2026-08-23 14:28 639230916449726907
10 ms 162.251.82.123
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10 ms 162.251.82.122
172 2026-08-23 14:28 639230916449726907
10 ms 162.251.82.250
171 2026-08-23 14:28 639230916449726907
10 ms 162.251.82.251
170 2026-08-23 14:12 639230906595053086
118 ms 162.251.82.123
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118 ms 162.251.82.122
168 2026-08-23 14:12 639230906595053086
118 ms 162.251.82.250
167 2026-08-23 14:12 639230906595053086
118 ms 162.251.82.251
166 2026-08-23 13:56 639230896680429441
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165 2026-08-23 13:39 639230886630210965
139 ms 162.251.82.123
164 2026-08-23 13:39 639230886630210965
139 ms 162.251.82.251
163 2026-08-23 13:39 639230886630210965
139 ms 162.251.82.122
162 2026-08-23 13:39 639230886630210965
139 ms 162.251.82.250
161 2026-08-23 12:47 639230855430405719
188 ms 162.251.82.123
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188 ms 162.251.82.122
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188 ms 162.251.82.250
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188 ms 162.251.82.251
157 2026-08-23 12:31 639230845707499136
7 ms 162.251.82.122
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7 ms 162.251.82.250
154 2026-08-23 12:31 639230845707499136
7 ms 162.251.82.123
153 2026-08-23 12:15 639230836186805419
3507 ms 162.251.82.122
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3507 ms 162.251.82.123
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149 2026-08-23 11:59 639230826493828316
14 ms 162.251.82.122
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14 ms 162.251.82.250
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145 2026-08-23 11:42 639230816817882996
96 ms 162.251.82.251
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96 ms 162.251.82.123
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96 ms 162.251.82.250
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96 ms 162.251.82.122
141 2026-08-23 11:26 639230806933854189
110 ms 162.251.82.123
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110 ms 162.251.82.251
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110 ms 162.251.82.122
137 2026-08-23 11:10 639230797120243854
179 ms 162.251.82.122
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179 ms 162.251.82.251
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179 ms 162.251.82.250
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179 ms 162.251.82.123
133 2026-08-23 10:53 639230787310272840
233 ms 162.251.82.250
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233 ms 162.251.82.123
129 2026-08-23 10:37 639230777600173142
122 ms 162.251.82.250
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122 ms 162.251.82.122
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122 ms 162.251.82.251
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122 ms 162.251.82.123
125 2026-08-23 10:21 639230767665024593
186 ms 162.251.82.251
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121 2026-08-23 10:04 639230757720962293
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117 2026-08-23 09:47 639230747722189784
97 ms 162.251.82.122
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113 2026-08-23 08:55 639230716313923480
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109 2026-08-23 08:39 639230706813835990
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65 2026-08-23 05:05 639230578570131864
491 ms 162.251.82.122
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61 2026-08-23 04:49 639230568958963168
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57 2026-08-23 04:33 639230559287611211
220 ms 162.251.82.122
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220 ms 162.251.82.250
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53 2026-08-23 04:17 639230549524312030
162 ms 162.251.82.122
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49 2026-08-23 04:01 639230539739801669
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48 2026-08-23 03:45 639230530084069375
188 ms 162.251.82.122
47 2026-08-23 03:45 639230530084069375
188 ms 162.251.82.250
46 2026-08-23 03:45 639230530084069375
188 ms 162.251.82.251
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188 ms 162.251.82.123
44 2026-08-23 03:28 639230520362691441
4 ms 162.251.82.122
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4 ms 162.251.82.250
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33 ms 162.251.82.250
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33 ms 162.251.82.122
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33 ms 162.251.82.251
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33 ms 162.251.82.123
36 2026-08-23 02:56 639230501156002646
113 ms 162.251.82.250
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113 ms 162.251.82.123
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113 ms 162.251.82.122
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113 ms 162.251.82.251
32 2026-08-23 02:40 639230491502198541
190 ms 162.251.82.251
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190 ms 162.251.82.250
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190 ms 162.251.82.122
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190 ms 162.251.82.123
28 2026-08-23 02:24 639230481860318494
2211 ms 162.251.82.250
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2211 ms 162.251.82.122
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2211 ms 162.251.82.251
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2211 ms 162.251.82.123
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8 ms 162.251.82.123
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183 ms 162.251.82.123
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183 ms 162.251.82.250
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183 ms 162.251.82.122
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183 ms 162.251.82.251
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96 ms 162.251.82.123
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96 ms 162.251.82.122
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96 ms 162.251.82.250
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96 ms 162.251.82.251
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98 ms 162.251.82.123
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161 ms 162.251.82.123
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161 ms 162.251.82.250
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161 ms 162.251.82.122
1 2026-08-23 00:10 639230401550806607
161 ms 162.251.82.251