DNS response history for sys2.isabai.com

sys2.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 2026-08-08. For this date, NameServerHistory found 253 DNS check records, 252 successful responses, 1 failed responses, and 271 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 sys2.isabai.com.
Records on Selected Date

253

Historical checks stored for this nameserver on selected date

Average Latency

271 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-08 23:58

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.251.82.120

Most recently resolved hosting IP on selected date

Successful Responses

252

Checks that returned a measurable response

Failed Responses

1

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 sys2.isabai.com

Showing DNS history for 2026-08-08 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
253 2026-08-08 23:58 639218300987184335
2118 ms 162.251.82.120
252 2026-08-08 23:58 639218300987184335
2118 ms 162.251.82.249
251 2026-08-08 23:58 639218300987184335
2118 ms 162.251.82.248
250 2026-08-08 23:58 639218300987184335
2118 ms 162.251.82.121
249 2026-08-08 23:43 639218291874134258
107 ms 162.251.82.249
248 2026-08-08 23:43 639218291874134258
107 ms 162.251.82.121
247 2026-08-08 23:43 639218291874134258
107 ms 162.251.82.248
246 2026-08-08 23:43 639218291874134258
107 ms 162.251.82.120
245 2026-08-08 23:27 639218282817785496
56 ms 162.251.82.120
244 2026-08-08 23:27 639218282817785496
56 ms 162.251.82.248
243 2026-08-08 23:27 639218282817785496
56 ms 162.251.82.121
242 2026-08-08 23:27 639218282817785496
56 ms 162.251.82.249
241 2026-08-08 22:36 639218252106422334
100 ms 162.251.82.120
240 2026-08-08 22:36 639218252106422334
100 ms 162.251.82.248
239 2026-08-08 22:36 639218252106422334
100 ms 162.251.82.249
238 2026-08-08 22:36 639218252106422334
100 ms 162.251.82.121
237 2026-08-08 22:22 639218243323944113
861 ms 162.251.82.121
236 2026-08-08 22:22 639218243323944113
861 ms 162.251.82.248
235 2026-08-08 22:22 639218243323944113
861 ms 162.251.82.249
234 2026-08-08 22:22 639218243323944113
861 ms 162.251.82.120
233 2026-08-08 22:07 639218234397020230
191 ms 162.251.82.248
232 2026-08-08 22:07 639218234397020230
191 ms 162.251.82.121
231 2026-08-08 22:07 639218234397020230
191 ms 162.251.82.249
230 2026-08-08 22:07 639218234397020230
191 ms 162.251.82.120
229 2026-08-08 21:52 639218225412858763
167 ms 162.251.82.249
228 2026-08-08 21:52 639218225412858763
167 ms 162.251.82.120
227 2026-08-08 21:52 639218225412858763
167 ms 162.251.82.248
226 2026-08-08 21:52 639218225412858763
167 ms 162.251.82.121
225 2026-08-08 21:01 639218194282616684
8 ms 162.251.82.248
224 2026-08-08 21:01 639218194282616684
8 ms 162.251.82.120
223 2026-08-08 21:01 639218194282616684
8 ms 162.251.82.121
222 2026-08-08 21:01 639218194282616684
8 ms 162.251.82.249
221 2026-08-08 20:46 639218185036989606
189 ms 162.251.82.248
220 2026-08-08 20:46 639218185036989606
189 ms 162.251.82.249
219 2026-08-08 20:46 639218185036989606
189 ms 162.251.82.121
218 2026-08-08 20:46 639218185036989606
189 ms 162.251.82.120
217 2026-08-08 20:30 639218175974363575
194 ms 162.251.82.121
216 2026-08-08 20:30 639218175974363575
194 ms 162.251.82.120
215 2026-08-08 20:30 639218175974363575
194 ms 162.251.82.248
214 2026-08-08 20:30 639218175974363575
194 ms 162.251.82.249
213 2026-08-08 20:15 639218166972644815
194 ms 162.251.82.121
212 2026-08-08 20:15 639218166972644815
194 ms 162.251.82.248
211 2026-08-08 20:15 639218166972644815
194 ms 162.251.82.120
210 2026-08-08 20:15 639218166972644815
194 ms 162.251.82.249
209 2026-08-08 19:23 639218135900313734
259 ms 162.251.82.249
208 2026-08-08 19:23 639218135900313734
259 ms 162.251.82.120
207 2026-08-08 19:23 639218135900313734
259 ms 162.251.82.248
206 2026-08-08 19:23 639218135900313734
259 ms 162.251.82.121
205 2026-08-08 19:09 639218127088470726
107 ms 162.251.82.120
204 2026-08-08 19:09 639218127088470726
107 ms 162.251.82.248
203 2026-08-08 19:09 639218127088470726
107 ms 162.251.82.249
202 2026-08-08 19:09 639218127088470726
107 ms 162.251.82.121
201 2026-08-08 18:54 639218118310406743
162 ms 162.251.82.248
200 2026-08-08 18:54 639218118310406743
162 ms 162.251.82.249
199 2026-08-08 18:54 639218118310406743
162 ms 162.251.82.120
198 2026-08-08 18:54 639218118310406743
162 ms 162.251.82.121
197 2026-08-08 18:39 639218109452520238
189 ms 162.251.82.121
196 2026-08-08 18:39 639218109452520238
189 ms 162.251.82.249
195 2026-08-08 18:39 639218109452520238
189 ms 162.251.82.120
194 2026-08-08 18:39 639218109452520238
189 ms 162.251.82.248
193 2026-08-08 17:48 639218078440804962
177 ms 162.251.82.248
192 2026-08-08 17:48 639218078440804962
177 ms 162.251.82.120
191 2026-08-08 17:48 639218078440804962
177 ms 162.251.82.121
190 2026-08-08 17:48 639218078440804962
177 ms 162.251.82.249
189 2026-08-08 17:33 639218069827056995
166 ms 162.251.82.121
188 2026-08-08 17:33 639218069827056995
166 ms 162.251.82.249
187 2026-08-08 17:33 639218069827056995
166 ms 162.251.82.248
186 2026-08-08 17:33 639218069827056995
166 ms 162.251.82.120
185 2026-08-08 17:18 639218060928974999
197 ms 162.251.82.249
184 2026-08-08 17:18 639218060928974999
197 ms 162.251.82.121
183 2026-08-08 17:18 639218060928974999
197 ms 162.251.82.248
182 2026-08-08 17:18 639218060928974999
197 ms 162.251.82.120
181 2026-08-08 17:04 639218052072104591
104 ms 162.251.82.121
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104 ms 162.251.82.120
179 2026-08-08 17:04 639218052072104591
104 ms 162.251.82.249
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104 ms 162.251.82.248
177 2026-08-08 16:12 639218021131612993
251 ms 162.251.82.248
176 2026-08-08 16:12 639218021131612993
251 ms 162.251.82.249
175 2026-08-08 16:12 639218021131612993
251 ms 162.251.82.120
174 2026-08-08 16:12 639218021131612993
251 ms 162.251.82.121
173 2026-08-08 15:57 639218012544891033
115 ms 162.251.82.120
172 2026-08-08 15:57 639218012544891033
115 ms 162.251.82.248
171 2026-08-08 15:57 639218012544891033
115 ms 162.251.82.121
170 2026-08-08 15:57 639218012544891033
115 ms 162.251.82.249
169 2026-08-08 15:43 639218003733822367
112 ms 162.251.82.120
168 2026-08-08 15:43 639218003733822367
112 ms 162.251.82.248
167 2026-08-08 15:43 639218003733822367
112 ms 162.251.82.249
166 2026-08-08 15:43 639218003733822367
112 ms 162.251.82.121
165 2026-08-08 15:28 639217994998349201
192 ms 162.251.82.121
164 2026-08-08 15:28 639217994998349201
192 ms 162.251.82.248
163 2026-08-08 15:28 639217994998349201
192 ms 162.251.82.120
162 2026-08-08 15:28 639217994998349201
192 ms 162.251.82.249
161 2026-08-08 14:36 639217963788814319
7 ms 162.251.82.121
160 2026-08-08 14:36 639217963788814319
7 ms 162.251.82.248
159 2026-08-08 14:36 639217963788814319
7 ms 162.251.82.120
158 2026-08-08 14:36 639217963788814319
7 ms 162.251.82.249
157 2026-08-08 14:22 639217955087396874
263 ms 162.251.82.121
156 2026-08-08 14:22 639217955087396874
263 ms 162.251.82.249
155 2026-08-08 14:22 639217955087396874
263 ms 162.251.82.120
154 2026-08-08 14:22 639217955087396874
263 ms 162.251.82.248
153 2026-08-08 14:07 639217946350294952
195 ms 162.251.82.249
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195 ms 162.251.82.248
151 2026-08-08 14:07 639217946350294952
195 ms 162.251.82.120
150 2026-08-08 14:07 639217946350294952
195 ms 162.251.82.121
149 2026-08-08 13:53 639217937526020436
219 ms 162.251.82.121
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219 ms 162.251.82.248
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219 ms 162.251.82.249
146 2026-08-08 13:53 639217937526020436
219 ms 162.251.82.120
145 2026-08-08 13:01 639217906769667024
103 ms 162.251.82.121
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103 ms 162.251.82.248
143 2026-08-08 13:01 639217906769667024
103 ms 162.251.82.120
142 2026-08-08 13:01 639217906769667024
103 ms 162.251.82.249
141 2026-08-08 12:47 639217898300938849
-
140 2026-08-08 12:33 639217889778639925
190 ms 162.251.82.248
139 2026-08-08 12:33 639217889778639925
190 ms 162.251.82.121
138 2026-08-08 12:33 639217889778639925
190 ms 162.251.82.249
137 2026-08-08 12:33 639217889778639925
190 ms 162.251.82.120
136 2026-08-08 12:18 639217881083065140
101 ms 162.251.82.120
135 2026-08-08 12:18 639217881083065140
101 ms 162.251.82.249
134 2026-08-08 12:18 639217881083065140
101 ms 162.251.82.248
133 2026-08-08 12:18 639217881083065140
101 ms 162.251.82.121
132 2026-08-08 11:26 639217850620659312
123 ms 162.251.82.120
131 2026-08-08 11:26 639217850620659312
123 ms 162.251.82.248
130 2026-08-08 11:26 639217850620659312
123 ms 162.251.82.249
129 2026-08-08 11:26 639217850620659312
123 ms 162.251.82.121
128 2026-08-08 11:12 639217841938624907
308 ms 162.251.82.120
127 2026-08-08 11:12 639217841938624907
308 ms 162.251.82.248
126 2026-08-08 11:12 639217841938624907
308 ms 162.251.82.121
125 2026-08-08 11:12 639217841938624907
308 ms 162.251.82.249
124 2026-08-08 10:58 639217833389546843
2177 ms 162.251.82.249
123 2026-08-08 10:58 639217833389546843
2177 ms 162.251.82.121
122 2026-08-08 10:58 639217833389546843
2177 ms 162.251.82.248
121 2026-08-08 10:58 639217833389546843
2177 ms 162.251.82.120
120 2026-08-08 10:43 639217824846173945
115 ms 162.251.82.121
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115 ms 162.251.82.249
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115 ms 162.251.82.248
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115 ms 162.251.82.120
116 2026-08-08 09:52 639217793807292972
13 ms 162.251.82.121
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13 ms 162.251.82.249
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13 ms 162.251.82.120
113 2026-08-08 09:52 639217793807292972
13 ms 162.251.82.248
112 2026-08-08 09:37 639217785208951403
2188 ms 162.251.82.248
111 2026-08-08 09:37 639217785208951403
2188 ms 162.251.82.249
110 2026-08-08 09:37 639217785208951403
2188 ms 162.251.82.120
109 2026-08-08 09:37 639217785208951403
2188 ms 162.251.82.121
108 2026-08-08 09:23 639217776566534942
133 ms 162.251.82.248
107 2026-08-08 09:23 639217776566534942
133 ms 162.251.82.120
106 2026-08-08 09:23 639217776566534942
133 ms 162.251.82.249
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133 ms 162.251.82.121
104 2026-08-08 09:09 639217767935139326
103 ms 162.251.82.249
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103 ms 162.251.82.121
102 2026-08-08 09:09 639217767935139326
103 ms 162.251.82.120
101 2026-08-08 09:09 639217767935139326
103 ms 162.251.82.248
100 2026-08-08 08:17 639217737225367411
114 ms 162.251.82.120
99 2026-08-08 08:17 639217737225367411
114 ms 162.251.82.248
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114 ms 162.251.82.121
97 2026-08-08 08:17 639217737225367411
114 ms 162.251.82.249
96 2026-08-08 08:03 639217728765093674
7 ms 162.251.82.248
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7 ms 162.251.82.121
94 2026-08-08 08:03 639217728765093674
7 ms 162.251.82.249
93 2026-08-08 08:03 639217728765093674
7 ms 162.251.82.120
92 2026-08-08 07:49 639217720136905586
117 ms 162.251.82.120
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117 ms 162.251.82.249
90 2026-08-08 07:49 639217720136905586
117 ms 162.251.82.121
89 2026-08-08 07:49 639217720136905586
117 ms 162.251.82.248
88 2026-08-08 07:34 639217711410853004
9 ms 162.251.82.120
87 2026-08-08 07:34 639217711410853004
9 ms 162.251.82.248
86 2026-08-08 07:34 639217711410853004
9 ms 162.251.82.121
85 2026-08-08 07:34 639217711410853004
9 ms 162.251.82.249
84 2026-08-08 06:42 639217680275549698
13 ms 162.251.82.249
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13 ms 162.251.82.248
82 2026-08-08 06:42 639217680275549698
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80 2026-08-08 06:27 639217671340563867
221 ms 162.251.82.248
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76 2026-08-08 06:13 639217662739829952
123 ms 162.251.82.121
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72 2026-08-08 05:59 639217654129395144
29 ms 162.251.82.248
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68 2026-08-08 05:08 639217623690502934
2180 ms 162.251.82.249
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64 2026-08-08 04:54 639217615180184169
213 ms 162.251.82.248
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60 2026-08-08 04:40 639217606737293244
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52 2026-08-08 03:34 639217567343169140
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40 2026-08-08 02:51 639217541571663863
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36 2026-08-08 01:59 639217510598671918
183 ms 162.251.82.248
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32 2026-08-08 01:45 639217501853904641
215 ms 162.251.82.248
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28 2026-08-08 01:30 639217492857464038
98 ms 162.251.82.121
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25 2026-08-08 01:30 639217492857464038
98 ms 162.251.82.120
24 2026-08-08 01:15 639217483935810845
23 ms 162.251.82.249
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23 ms 162.251.82.120
22 2026-08-08 01:15 639217483935810845
23 ms 162.251.82.121
21 2026-08-08 01:15 639217483935810845
23 ms 162.251.82.248
20 2026-08-08 01:00 639217475281344873
16 ms 162.251.82.249
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16 ms 162.251.82.121
18 2026-08-08 01:00 639217475281344873
16 ms 162.251.82.248
17 2026-08-08 01:00 639217475281344873
16 ms 162.251.82.120
16 2026-08-08 00:46 639217466591266473
4 ms 162.251.82.249
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14 2026-08-08 00:46 639217466591266473
4 ms 162.251.82.248
13 2026-08-08 00:46 639217466591266473
4 ms 162.251.82.120
12 2026-08-08 00:31 639217457842031506
97 ms 162.251.82.120
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10 2026-08-08 00:31 639217457842031506
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9 2026-08-08 00:31 639217457842031506
97 ms 162.251.82.248
8 2026-08-08 00:17 639217449192590684
218 ms 162.251.82.120
7 2026-08-08 00:17 639217449192590684
218 ms 162.251.82.249
6 2026-08-08 00:17 639217449192590684
218 ms 162.251.82.121
5 2026-08-08 00:17 639217449192590684
218 ms 162.251.82.248
4 2026-08-08 00:02 639217440385817840
93 ms 162.251.82.120
3 2026-08-08 00:02 639217440385817840
93 ms 162.251.82.249
2 2026-08-08 00:02 639217440385817840
93 ms 162.251.82.248
1 2026-08-08 00:02 639217440385817840
93 ms 162.251.82.121