DNS response history for sys4.isabai.com

sys4.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 2026-08-27. For this date, NameServerHistory found 276 DNS check records, 276 successful responses, 0 failed responses, and 352 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 sys4.isabai.com.
Records on Selected Date

276

Historical checks stored for this nameserver on selected date

Average Latency

352 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 22:44

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.251.82.253

Most recently resolved hosting IP on selected date

Successful Responses

276

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 sys4.isabai.com

Showing DNS history for 2026-08-27 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
276 2026-08-27 22:44 639234670282270693
9 ms 162.251.82.253
275 2026-08-27 22:44 639234670282270693
9 ms 162.251.82.125
274 2026-08-27 22:44 639234670282270693
9 ms 162.251.82.252
273 2026-08-27 22:44 639234670282270693
9 ms 162.251.82.124
272 2026-08-27 22:27 639234660146106544
119 ms 162.251.82.252
271 2026-08-27 22:27 639234660146106544
119 ms 162.251.82.253
270 2026-08-27 22:27 639234660146106544
119 ms 162.251.82.124
269 2026-08-27 22:27 639234660146106544
119 ms 162.251.82.125
268 2026-08-27 22:10 639234649768231829
193 ms 162.251.82.252
267 2026-08-27 22:10 639234649768231829
193 ms 162.251.82.124
266 2026-08-27 22:10 639234649768231829
193 ms 162.251.82.253
265 2026-08-27 22:10 639234649768231829
193 ms 162.251.82.125
264 2026-08-27 21:53 639234639589413826
258 ms 162.251.82.124
263 2026-08-27 21:53 639234639589413826
258 ms 162.251.82.252
262 2026-08-27 21:53 639234639589413826
258 ms 162.251.82.253
261 2026-08-27 21:53 639234639589413826
258 ms 162.251.82.125
260 2026-08-27 21:36 639234629372993861
187 ms 162.251.82.253
259 2026-08-27 21:36 639234629372993861
187 ms 162.251.82.124
258 2026-08-27 21:36 639234629372993861
187 ms 162.251.82.252
257 2026-08-27 21:36 639234629372993861
187 ms 162.251.82.125
256 2026-08-27 21:19 639234619223904344
102 ms 162.251.82.252
255 2026-08-27 21:19 639234619223904344
102 ms 162.251.82.253
254 2026-08-27 21:19 639234619223904344
102 ms 162.251.82.125
253 2026-08-27 21:19 639234619223904344
102 ms 162.251.82.124
252 2026-08-27 21:02 639234608944811927
213 ms 162.251.82.253
251 2026-08-27 21:02 639234608944811927
213 ms 162.251.82.252
250 2026-08-27 21:02 639234608944811927
213 ms 162.251.82.124
249 2026-08-27 21:02 639234608944811927
213 ms 162.251.82.125
248 2026-08-27 20:45 639234598661858910
222 ms 162.251.82.124
247 2026-08-27 20:45 639234598661858910
222 ms 162.251.82.253
246 2026-08-27 20:45 639234598661858910
222 ms 162.251.82.252
245 2026-08-27 20:45 639234598661858910
222 ms 162.251.82.125
244 2026-08-27 20:27 639234588314533893
196 ms 162.251.82.124
243 2026-08-27 20:27 639234588314533893
196 ms 162.251.82.253
242 2026-08-27 20:27 639234588314533893
196 ms 162.251.82.252
241 2026-08-27 20:27 639234588314533893
196 ms 162.251.82.125
240 2026-08-27 20:10 639234577878211878
2160 ms 162.251.82.253
239 2026-08-27 20:10 639234577878211878
2160 ms 162.251.82.125
238 2026-08-27 20:10 639234577878211878
2160 ms 162.251.82.252
237 2026-08-27 20:10 639234577878211878
2160 ms 162.251.82.124
236 2026-08-27 19:16 639234545578367474
206 ms 162.251.82.252
235 2026-08-27 19:16 639234545578367474
206 ms 162.251.82.253
234 2026-08-27 19:16 639234545578367474
206 ms 162.251.82.124
233 2026-08-27 19:16 639234545578367474
206 ms 162.251.82.125
232 2026-08-27 18:59 639234535255111795
186 ms 162.251.82.125
231 2026-08-27 18:59 639234535255111795
186 ms 162.251.82.253
230 2026-08-27 18:59 639234535255111795
186 ms 162.251.82.252
229 2026-08-27 18:59 639234535255111795
186 ms 162.251.82.124
228 2026-08-27 18:42 639234525107594067
860 ms 162.251.82.252
227 2026-08-27 18:42 639234525107594067
860 ms 162.251.82.124
226 2026-08-27 18:42 639234525107594067
860 ms 162.251.82.125
225 2026-08-27 18:42 639234525107594067
860 ms 162.251.82.253
224 2026-08-27 18:25 639234514890244566
190 ms 162.251.82.253
223 2026-08-27 18:25 639234514890244566
190 ms 162.251.82.125
222 2026-08-27 18:25 639234514890244566
190 ms 162.251.82.124
221 2026-08-27 18:25 639234514890244566
190 ms 162.251.82.252
220 2026-08-27 18:08 639234504745477862
238 ms 162.251.82.125
219 2026-08-27 18:08 639234504745477862
238 ms 162.251.82.253
218 2026-08-27 18:08 639234504745477862
238 ms 162.251.82.124
217 2026-08-27 18:08 639234504745477862
238 ms 162.251.82.252
216 2026-08-27 17:51 639234494449227290
276 ms 162.251.82.252
215 2026-08-27 17:51 639234494449227290
276 ms 162.251.82.253
214 2026-08-27 17:51 639234494449227290
276 ms 162.251.82.124
213 2026-08-27 17:51 639234494449227290
276 ms 162.251.82.125
212 2026-08-27 17:34 639234484118025686
192 ms 162.251.82.252
211 2026-08-27 17:34 639234484118025686
192 ms 162.251.82.124
210 2026-08-27 17:34 639234484118025686
192 ms 162.251.82.253
209 2026-08-27 17:34 639234484118025686
192 ms 162.251.82.125
208 2026-08-27 17:17 639234473946362077
184 ms 162.251.82.124
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184 ms 162.251.82.125
206 2026-08-27 17:17 639234473946362077
184 ms 162.251.82.252
205 2026-08-27 17:17 639234473946362077
184 ms 162.251.82.253
204 2026-08-27 17:00 639234463759124388
280 ms 162.251.82.124
203 2026-08-27 17:00 639234463759124388
280 ms 162.251.82.252
202 2026-08-27 17:00 639234463759124388
280 ms 162.251.82.253
201 2026-08-27 17:00 639234463759124388
280 ms 162.251.82.125
200 2026-08-27 16:43 639234453500759178
199 ms 162.251.82.252
199 2026-08-27 16:43 639234453500759178
199 ms 162.251.82.253
198 2026-08-27 16:43 639234453500759178
199 ms 162.251.82.125
197 2026-08-27 16:43 639234453500759178
199 ms 162.251.82.124
196 2026-08-27 16:25 639234442983541638
201 ms 162.251.82.253
195 2026-08-27 16:25 639234442983541638
201 ms 162.251.82.252
194 2026-08-27 16:25 639234442983541638
201 ms 162.251.82.125
193 2026-08-27 16:25 639234442983541638
201 ms 162.251.82.124
192 2026-08-27 16:08 639234432404354562
206 ms 162.251.82.253
191 2026-08-27 16:08 639234432404354562
206 ms 162.251.82.124
190 2026-08-27 16:08 639234432404354562
206 ms 162.251.82.252
189 2026-08-27 16:08 639234432404354562
206 ms 162.251.82.125
188 2026-08-27 15:13 639234399767719119
9 ms 162.251.82.252
187 2026-08-27 15:13 639234399767719119
9 ms 162.251.82.124
186 2026-08-27 15:13 639234399767719119
9 ms 162.251.82.253
185 2026-08-27 15:13 639234399767719119
9 ms 162.251.82.125
184 2026-08-27 14:56 639234389460601485
192 ms 162.251.82.125
183 2026-08-27 14:56 639234389460601485
192 ms 162.251.82.252
182 2026-08-27 14:56 639234389460601485
192 ms 162.251.82.124
181 2026-08-27 14:56 639234389460601485
192 ms 162.251.82.253
180 2026-08-27 14:39 639234379227178707
192 ms 162.251.82.124
179 2026-08-27 14:39 639234379227178707
192 ms 162.251.82.253
178 2026-08-27 14:39 639234379227178707
192 ms 162.251.82.125
177 2026-08-27 14:39 639234379227178707
192 ms 162.251.82.252
176 2026-08-27 14:22 639234369065315214
190 ms 162.251.82.252
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190 ms 162.251.82.124
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190 ms 162.251.82.253
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190 ms 162.251.82.125
172 2026-08-27 14:05 639234358825501576
176 ms 162.251.82.252
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176 ms 162.251.82.125
170 2026-08-27 14:05 639234358825501576
176 ms 162.251.82.253
169 2026-08-27 14:05 639234358825501576
176 ms 162.251.82.124
168 2026-08-27 13:48 639234348572745268
2105 ms 162.251.82.252
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2105 ms 162.251.82.124
166 2026-08-27 13:48 639234348572745268
2105 ms 162.251.82.253
165 2026-08-27 13:48 639234348572745268
2105 ms 162.251.82.125
164 2026-08-27 13:30 639234338264503481
196 ms 162.251.82.124
163 2026-08-27 13:30 639234338264503481
196 ms 162.251.82.253
162 2026-08-27 13:30 639234338264503481
196 ms 162.251.82.125
161 2026-08-27 13:30 639234338264503481
196 ms 162.251.82.252
160 2026-08-27 13:13 639234327818741376
101 ms 162.251.82.252
159 2026-08-27 13:13 639234327818741376
101 ms 162.251.82.125
158 2026-08-27 13:13 639234327818741376
101 ms 162.251.82.124
157 2026-08-27 13:13 639234327818741376
101 ms 162.251.82.253
156 2026-08-27 12:56 639234317475724313
7 ms 162.251.82.252
155 2026-08-27 12:56 639234317475724313
7 ms 162.251.82.124
154 2026-08-27 12:56 639234317475724313
7 ms 162.251.82.253
153 2026-08-27 12:56 639234317475724313
7 ms 162.251.82.125
152 2026-08-27 12:39 639234307007468133
205 ms 162.251.82.124
151 2026-08-27 12:39 639234307007468133
205 ms 162.251.82.252
150 2026-08-27 12:39 639234307007468133
205 ms 162.251.82.125
149 2026-08-27 12:39 639234307007468133
205 ms 162.251.82.253
148 2026-08-27 12:21 639234296664302575
197 ms 162.251.82.125
147 2026-08-27 12:21 639234296664302575
197 ms 162.251.82.253
146 2026-08-27 12:21 639234296664302575
197 ms 162.251.82.252
145 2026-08-27 12:21 639234296664302575
197 ms 162.251.82.124
144 2026-08-27 12:04 639234286253196126
2183 ms 162.251.82.252
143 2026-08-27 12:04 639234286253196126
2183 ms 162.251.82.124
142 2026-08-27 12:04 639234286253196126
2183 ms 162.251.82.253
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2183 ms 162.251.82.125
140 2026-08-27 11:10 639234253963286387
104 ms 162.251.82.124
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104 ms 162.251.82.125
138 2026-08-27 11:10 639234253963286387
104 ms 162.251.82.252
137 2026-08-27 11:10 639234253963286387
104 ms 162.251.82.253
136 2026-08-27 10:53 639234243654907465
188 ms 162.251.82.253
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188 ms 162.251.82.252
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188 ms 162.251.82.124
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188 ms 162.251.82.125
132 2026-08-27 10:36 639234233269654413
186 ms 162.251.82.253
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186 ms 162.251.82.252
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128 2026-08-27 10:18 639234222943951923
2109 ms 162.251.82.124
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2109 ms 162.251.82.252
126 2026-08-27 10:18 639234222943951923
2109 ms 162.251.82.125
125 2026-08-27 10:18 639234222943951923
2109 ms 162.251.82.253
124 2026-08-27 10:01 639234212558002823
260 ms 162.251.82.253
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260 ms 162.251.82.124
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260 ms 162.251.82.125
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260 ms 162.251.82.252
120 2026-08-27 09:44 639234202117531850
103 ms 162.251.82.253
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103 ms 162.251.82.124
118 2026-08-27 09:44 639234202117531850
103 ms 162.251.82.125
117 2026-08-27 09:44 639234202117531850
103 ms 162.251.82.252
116 2026-08-27 09:26 639234191649612722
194 ms 162.251.82.125
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194 ms 162.251.82.124
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194 ms 162.251.82.252
113 2026-08-27 09:26 639234191649612722
194 ms 162.251.82.253
112 2026-08-27 09:09 639234181105879568
96 ms 162.251.82.253
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96 ms 162.251.82.124
110 2026-08-27 09:09 639234181105879568
96 ms 162.251.82.252
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108 2026-08-27 08:51 639234170713214496
204 ms 162.251.82.125
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104 2026-08-27 08:34 639234160341037652
167 ms 162.251.82.124
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100 2026-08-27 08:17 639234149799404224
193 ms 162.251.82.124
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96 2026-08-27 07:59 639234139553286469
210 ms 162.251.82.124
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92 2026-08-27 07:06 639234107183588293
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88 2026-08-27 06:48 639234096905435724
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84 2026-08-27 06:31 639234086579410775
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80 2026-08-27 06:14 639234076291157956
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68 2026-08-27 05:22 639234045267979603
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60 2026-08-27 04:48 639234024739225358
136 ms 162.251.82.253
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56 2026-08-27 04:31 639234014311170162
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50 2026-08-27 04:13 639234003806017640
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48 2026-08-27 03:56 639233993356203030
114 ms 162.251.82.253
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44 2026-08-27 03:03 639233961301716608
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42 2026-08-27 03:03 639233961301716608
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40 2026-08-27 02:45 639233950834200647
190 ms 162.251.82.125
39 2026-08-27 02:45 639233950834200647
190 ms 162.251.82.252
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190 ms 162.251.82.253
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36 2026-08-27 02:28 639233940431849026
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32 2026-08-27 02:10 639233930110596398
7 ms 162.251.82.252
31 2026-08-27 02:10 639233930110596398
7 ms 162.251.82.253
30 2026-08-27 02:10 639233930110596398
7 ms 162.251.82.125
29 2026-08-27 02:10 639233930110596398
7 ms 162.251.82.124
28 2026-08-27 01:53 639233919705434540
186 ms 162.251.82.124
27 2026-08-27 01:53 639233919705434540
186 ms 162.251.82.125
26 2026-08-27 01:53 639233919705434540
186 ms 162.251.82.253
25 2026-08-27 01:53 639233919705434540
186 ms 162.251.82.252
24 2026-08-27 01:36 639233909452807845
178 ms 162.251.82.253
23 2026-08-27 01:36 639233909452807845
178 ms 162.251.82.124
22 2026-08-27 01:36 639233909452807845
178 ms 162.251.82.125
21 2026-08-27 01:36 639233909452807845
178 ms 162.251.82.252
20 2026-08-27 01:19 639233899096420820
104 ms 162.251.82.253
19 2026-08-27 01:19 639233899096420820
104 ms 162.251.82.252
18 2026-08-27 01:19 639233899096420820
104 ms 162.251.82.124
17 2026-08-27 01:19 639233899096420820
104 ms 162.251.82.125
16 2026-08-27 01:01 639233888707824939
161 ms 162.251.82.252
15 2026-08-27 01:01 639233888707824939
161 ms 162.251.82.125
14 2026-08-27 01:01 639233888707824939
161 ms 162.251.82.124
13 2026-08-27 01:01 639233888707824939
161 ms 162.251.82.253
12 2026-08-27 00:44 639233878461203802
36 ms 162.251.82.125
11 2026-08-27 00:44 639233878461203802
36 ms 162.251.82.253
10 2026-08-27 00:44 639233878461203802
36 ms 162.251.82.124
9 2026-08-27 00:44 639233878461203802
36 ms 162.251.82.252
8 2026-08-27 00:27 639233868060868209
122 ms 162.251.82.125
7 2026-08-27 00:27 639233868060868209
122 ms 162.251.82.124
6 2026-08-27 00:27 639233868060868209
122 ms 162.251.82.253
5 2026-08-27 00:27 639233868060868209
122 ms 162.251.82.252
4 2026-08-27 00:09 639233857450922991
192 ms 162.251.82.125
3 2026-08-27 00:09 639233857450922991
192 ms 162.251.82.124
2 2026-08-27 00:09 639233857450922991
192 ms 162.251.82.252
1 2026-08-27 00:09 639233857450922991
192 ms 162.251.82.253