DNS response history for ns1.sinacloud.com

ns1.sinacloud.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 228 DNS check records, 228 successful responses, 0 failed responses, and 626 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 ns1.sinacloud.com.
Records on Selected Date

228

Historical checks stored for this nameserver on selected date

Average Latency

626 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

220.181.172.233

Most recently resolved hosting IP on selected date

Successful Responses

228

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 ns1.sinacloud.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
228 2026-08-23 23:59 639231254406598736
2016 ms 220.181.172.233
227 2026-08-23 23:59 639231254406598736
2016 ms 27.221.16.36
226 2026-08-23 23:59 639231254406598736
2016 ms 14.116.224.226
225 2026-08-23 23:42 639231244697865594
3 ms 14.116.224.226
224 2026-08-23 23:42 639231244697865594
3 ms 220.181.172.233
223 2026-08-23 23:42 639231244697865594
3 ms 27.221.16.36
222 2026-08-23 23:26 639231234893504693
3 ms 27.221.16.36
221 2026-08-23 23:26 639231234893504693
3 ms 14.116.224.226
220 2026-08-23 23:26 639231234893504693
3 ms 220.181.172.233
219 2026-08-23 23:09 639231225024549139
3 ms 27.221.16.36
218 2026-08-23 23:09 639231225024549139
3 ms 14.116.224.226
217 2026-08-23 23:09 639231225024549139
3 ms 220.181.172.233
216 2026-08-23 22:53 639231214931957622
4 ms 220.181.172.233
215 2026-08-23 22:53 639231214931957622
4 ms 27.221.16.36
214 2026-08-23 22:53 639231214931957622
4 ms 14.116.224.226
213 2026-08-23 22:36 639231204962010549
3 ms 220.181.172.233
212 2026-08-23 22:36 639231204962010549
3 ms 27.221.16.36
211 2026-08-23 22:36 639231204962010549
3 ms 14.116.224.226
210 2026-08-23 22:20 639231195170138463
3 ms 220.181.172.233
209 2026-08-23 22:20 639231195170138463
3 ms 27.221.16.36
208 2026-08-23 22:20 639231195170138463
3 ms 14.116.224.226
207 2026-08-23 22:03 639231185235020577
2 ms 27.221.16.36
206 2026-08-23 22:03 639231185235020577
2 ms 14.116.224.226
205 2026-08-23 22:03 639231185235020577
2 ms 220.181.172.233
204 2026-08-23 21:47 639231175558690075
2 ms 14.116.224.226
203 2026-08-23 21:47 639231175558690075
2 ms 220.181.172.233
202 2026-08-23 21:47 639231175558690075
2 ms 27.221.16.36
201 2026-08-23 21:31 639231165610444012
2010 ms 27.221.16.36
200 2026-08-23 21:31 639231165610444012
2010 ms 220.181.172.233
199 2026-08-23 21:31 639231165610444012
2010 ms 14.116.224.226
198 2026-08-23 20:38 639231133806425363
2238 ms 14.116.224.226
197 2026-08-23 20:38 639231133806425363
2238 ms 27.221.16.36
196 2026-08-23 20:38 639231133806425363
2238 ms 220.181.172.233
195 2026-08-23 20:21 639231124203758023
2063 ms 14.116.224.226
194 2026-08-23 20:21 639231124203758023
2063 ms 220.181.172.233
193 2026-08-23 20:21 639231124203758023
2063 ms 27.221.16.36
192 2026-08-23 20:05 639231114428262706
3 ms 220.181.172.233
191 2026-08-23 20:05 639231114428262706
3 ms 27.221.16.36
190 2026-08-23 20:05 639231114428262706
3 ms 14.116.224.226
189 2026-08-23 19:49 639231104662480065
3 ms 220.181.172.233
188 2026-08-23 19:49 639231104662480065
3 ms 27.221.16.36
187 2026-08-23 19:49 639231104662480065
3 ms 14.116.224.226
186 2026-08-23 19:33 639231094840372018
3 ms 14.116.224.226
185 2026-08-23 19:33 639231094840372018
3 ms 220.181.172.233
184 2026-08-23 19:33 639231094840372018
3 ms 27.221.16.36
183 2026-08-23 19:16 639231085024583224
4 ms 27.221.16.36
182 2026-08-23 19:16 639231085024583224
4 ms 14.116.224.226
181 2026-08-23 19:16 639231085024583224
4 ms 220.181.172.233
180 2026-08-23 19:00 639231075257417427
4 ms 220.181.172.233
179 2026-08-23 19:00 639231075257417427
4 ms 27.221.16.36
178 2026-08-23 19:00 639231075257417427
4 ms 14.116.224.226
177 2026-08-23 18:44 639231065516009503
3 ms 14.116.224.226
176 2026-08-23 18:44 639231065516009503
3 ms 220.181.172.233
175 2026-08-23 18:44 639231065516009503
3 ms 27.221.16.36
174 2026-08-23 18:27 639231055805348837
3 ms 27.221.16.36
173 2026-08-23 18:27 639231055805348837
3 ms 14.116.224.226
172 2026-08-23 18:27 639231055805348837
3 ms 220.181.172.233
171 2026-08-23 18:11 639231045980373765
2255 ms 27.221.16.36
170 2026-08-23 18:11 639231045980373765
2255 ms 220.181.172.233
169 2026-08-23 18:11 639231045980373765
2255 ms 14.116.224.226
168 2026-08-23 17:55 639231035984577527
2011 ms 27.221.16.36
167 2026-08-23 17:55 639231035984577527
2011 ms 220.181.172.233
166 2026-08-23 17:55 639231035984577527
2011 ms 14.116.224.226
165 2026-08-23 17:38 639231025928115303
2007 ms 27.221.16.36
164 2026-08-23 17:38 639231025928115303
2007 ms 14.116.224.226
163 2026-08-23 17:38 639231025928115303
2007 ms 220.181.172.233
162 2026-08-23 16:45 639230994250157583
2 ms 220.181.172.233
161 2026-08-23 16:45 639230994250157583
2 ms 27.221.16.36
160 2026-08-23 16:45 639230994250157583
2 ms 14.116.224.226
159 2026-08-23 16:29 639230984476411369
6 ms 14.116.224.226
158 2026-08-23 16:29 639230984476411369
6 ms 220.181.172.233
157 2026-08-23 16:29 639230984476411369
6 ms 27.221.16.36
156 2026-08-23 16:12 639230974838373450
2 ms 14.116.224.226
155 2026-08-23 16:12 639230974838373450
2 ms 220.181.172.233
154 2026-08-23 16:12 639230974838373450
2 ms 27.221.16.36
153 2026-08-23 15:56 639230965244277645
3 ms 14.116.224.226
152 2026-08-23 15:56 639230965244277645
3 ms 220.181.172.233
151 2026-08-23 15:56 639230965244277645
3 ms 27.221.16.36
150 2026-08-23 15:40 639230955522101820
3 ms 27.221.16.36
149 2026-08-23 15:40 639230955522101820
3 ms 14.116.224.226
148 2026-08-23 15:40 639230955522101820
3 ms 220.181.172.233
147 2026-08-23 15:24 639230945754521603
3 ms 220.181.172.233
146 2026-08-23 15:24 639230945754521603
3 ms 27.221.16.36
145 2026-08-23 15:24 639230945754521603
3 ms 14.116.224.226
144 2026-08-23 15:08 639230935852040504
3 ms 220.181.172.233
143 2026-08-23 15:08 639230935852040504
3 ms 27.221.16.36
142 2026-08-23 15:08 639230935852040504
3 ms 14.116.224.226
141 2026-08-23 14:51 639230926222061048
3 ms 220.181.172.233
140 2026-08-23 14:51 639230926222061048
3 ms 27.221.16.36
139 2026-08-23 14:51 639230926222061048
3 ms 14.116.224.226
138 2026-08-23 14:35 639230916449726907
2010 ms 14.116.224.226
137 2026-08-23 14:35 639230916449726907
2010 ms 220.181.172.233
136 2026-08-23 14:35 639230916449726907
2010 ms 27.221.16.36
135 2026-08-23 14:19 639230906595053086
2010 ms 14.116.224.226
134 2026-08-23 14:19 639230906595053086
2010 ms 27.221.16.36
133 2026-08-23 14:19 639230906595053086
2010 ms 220.181.172.233
132 2026-08-23 14:03 639230896680429441
2236 ms 220.181.172.233
131 2026-08-23 14:03 639230896680429441
2236 ms 14.116.224.226
130 2026-08-23 14:03 639230896680429441
2236 ms 27.221.16.36
129 2026-08-23 13:46 639230886630210965
2008 ms 14.116.224.226
128 2026-08-23 13:46 639230886630210965
2008 ms 220.181.172.233
127 2026-08-23 13:46 639230886630210965
2008 ms 27.221.16.36
126 2026-08-23 12:54 639230855430405719
3 ms 14.116.224.226
125 2026-08-23 12:54 639230855430405719
3 ms 220.181.172.233
124 2026-08-23 12:54 639230855430405719
3 ms 27.221.16.36
123 2026-08-23 12:37 639230845707499136
3 ms 14.116.224.226
122 2026-08-23 12:37 639230845707499136
3 ms 220.181.172.233
121 2026-08-23 12:37 639230845707499136
3 ms 27.221.16.36
120 2026-08-23 12:21 639230836186805419
9 ms 14.116.224.226
119 2026-08-23 12:21 639230836186805419
9 ms 220.181.172.233
118 2026-08-23 12:21 639230836186805419
9 ms 27.221.16.36
117 2026-08-23 12:05 639230826493828316
3 ms 14.116.224.226
116 2026-08-23 12:05 639230826493828316
3 ms 220.181.172.233
115 2026-08-23 12:05 639230826493828316
3 ms 27.221.16.36
114 2026-08-23 11:49 639230816817882996
3 ms 14.116.224.226
113 2026-08-23 11:49 639230816817882996
3 ms 220.181.172.233
112 2026-08-23 11:49 639230816817882996
3 ms 27.221.16.36
111 2026-08-23 11:33 639230806933854189
3 ms 14.116.224.226
110 2026-08-23 11:33 639230806933854189
3 ms 220.181.172.233
109 2026-08-23 11:33 639230806933854189
3 ms 27.221.16.36
108 2026-08-23 11:16 639230797120243854
19 ms 220.181.172.233
107 2026-08-23 11:16 639230797120243854
19 ms 27.221.16.36
106 2026-08-23 11:16 639230797120243854
19 ms 14.116.224.226
105 2026-08-23 11:00 639230787310272840
3 ms 220.181.172.233
104 2026-08-23 11:00 639230787310272840
3 ms 27.221.16.36
103 2026-08-23 11:00 639230787310272840
3 ms 14.116.224.226
102 2026-08-23 10:44 639230777600173142
2 ms 220.181.172.233
101 2026-08-23 10:44 639230777600173142
2 ms 27.221.16.36
100 2026-08-23 10:44 639230777600173142
2 ms 14.116.224.226
99 2026-08-23 10:28 639230767665024593
2009 ms 27.221.16.36
98 2026-08-23 10:28 639230767665024593
2009 ms 14.116.224.226
97 2026-08-23 10:28 639230767665024593
2009 ms 220.181.172.233
96 2026-08-23 10:11 639230757720962293
2012 ms 220.181.172.233
95 2026-08-23 10:11 639230757720962293
2012 ms 14.116.224.226
94 2026-08-23 10:11 639230757720962293
2012 ms 27.221.16.36
93 2026-08-23 09:54 639230747722189784
2 ms 220.181.172.233
92 2026-08-23 09:54 639230747722189784
2 ms 27.221.16.36
91 2026-08-23 09:54 639230747722189784
2 ms 14.116.224.226
90 2026-08-23 09:02 639230716313923480
4 ms 27.221.16.36
89 2026-08-23 09:02 639230716313923480
4 ms 14.116.224.226
88 2026-08-23 09:02 639230716313923480
4 ms 220.181.172.233
87 2026-08-23 08:45 639230706813835990
3 ms 27.221.16.36
86 2026-08-23 08:45 639230706813835990
3 ms 220.181.172.233
85 2026-08-23 08:45 639230706813835990
3 ms 14.116.224.226
84 2026-08-23 08:30 639230696871062203
2033 ms 14.116.224.226
83 2026-08-23 08:30 639230696871062203
2033 ms 220.181.172.233
82 2026-08-23 08:30 639230696871062203
2033 ms 27.221.16.36
81 2026-08-23 08:13 639230687142781616
2011 ms 27.221.16.36
80 2026-08-23 08:13 639230687142781616
2011 ms 14.116.224.226
79 2026-08-23 08:13 639230687142781616
2011 ms 220.181.172.233
78 2026-08-23 07:57 639230677432142227
3 ms 27.221.16.36
77 2026-08-23 07:57 639230677432142227
3 ms 220.181.172.233
76 2026-08-23 07:57 639230677432142227
3 ms 14.116.224.226
75 2026-08-23 07:41 639230667686258061
3 ms 27.221.16.36
74 2026-08-23 07:41 639230667686258061
3 ms 220.181.172.233
73 2026-08-23 07:41 639230667686258061
3 ms 14.116.224.226
72 2026-08-23 07:25 639230658039243685
2 ms 27.221.16.36
71 2026-08-23 07:25 639230658039243685
2 ms 220.181.172.233
70 2026-08-23 07:25 639230658039243685
2 ms 14.116.224.226
69 2026-08-23 07:08 639230648468473803
1 ms 27.221.16.36
68 2026-08-23 07:08 639230648468473803
1 ms 220.181.172.233
67 2026-08-23 07:08 639230648468473803
1 ms 14.116.224.226
66 2026-08-23 06:52 639230638829658294
2071 ms 27.221.16.36
65 2026-08-23 06:52 639230638829658294
2071 ms 14.116.224.226
64 2026-08-23 06:52 639230638829658294
2071 ms 220.181.172.233
63 2026-08-23 06:36 639230629247017617
2033 ms 220.181.172.233
62 2026-08-23 06:36 639230629247017617
2033 ms 14.116.224.226
61 2026-08-23 06:36 639230629247017617
2033 ms 27.221.16.36
60 2026-08-23 06:20 639230619625318239
2008 ms 220.181.172.233
59 2026-08-23 06:20 639230619625318239
2008 ms 14.116.224.226
58 2026-08-23 06:20 639230619625318239
2008 ms 27.221.16.36
57 2026-08-23 06:04 639230609697630264
3 ms 220.181.172.233
56 2026-08-23 06:04 639230609697630264
3 ms 27.221.16.36
55 2026-08-23 06:04 639230609697630264
3 ms 14.116.224.226
54 2026-08-23 05:12 639230578570131864
37 ms 220.181.172.233
53 2026-08-23 05:12 639230578570131864
37 ms 14.116.224.226
52 2026-08-23 05:12 639230578570131864
37 ms 27.221.16.36
51 2026-08-23 04:56 639230568958963168
8 ms 27.221.16.36
50 2026-08-23 04:56 639230568958963168
8 ms 14.116.224.226
49 2026-08-23 04:56 639230568958963168
8 ms 220.181.172.233
48 2026-08-23 04:40 639230559287611211
2011 ms 220.181.172.233
47 2026-08-23 04:40 639230559287611211
2011 ms 27.221.16.36
46 2026-08-23 04:40 639230559287611211
2011 ms 14.116.224.226
45 2026-08-23 04:24 639230549524312030
3 ms 14.116.224.226
44 2026-08-23 04:24 639230549524312030
3 ms 220.181.172.233
43 2026-08-23 04:24 639230549524312030
3 ms 27.221.16.36
42 2026-08-23 04:07 639230539739801669
3 ms 14.116.224.226
41 2026-08-23 04:07 639230539739801669
3 ms 27.221.16.36
40 2026-08-23 04:07 639230539739801669
3 ms 220.181.172.233
39 2026-08-23 03:51 639230530084069375
2 ms 27.221.16.36
38 2026-08-23 03:51 639230530084069375
2 ms 220.181.172.233
37 2026-08-23 03:51 639230530084069375
2 ms 14.116.224.226
36 2026-08-23 03:35 639230520362691441
2008 ms 220.181.172.233
35 2026-08-23 03:35 639230520362691441
2008 ms 14.116.224.226
34 2026-08-23 03:35 639230520362691441
2008 ms 27.221.16.36
33 2026-08-23 03:19 639230510677194518
2035 ms 220.181.172.233
32 2026-08-23 03:19 639230510677194518
2035 ms 14.116.224.226
31 2026-08-23 03:19 639230510677194518
2035 ms 27.221.16.36
30 2026-08-23 03:03 639230501156002646
2 ms 14.116.224.226
29 2026-08-23 03:03 639230501156002646
2 ms 220.181.172.233
28 2026-08-23 03:03 639230501156002646
2 ms 27.221.16.36
27 2026-08-23 02:47 639230491502198541
8 ms 220.181.172.233
26 2026-08-23 02:47 639230491502198541
8 ms 14.116.224.226
25 2026-08-23 02:47 639230491502198541
8 ms 27.221.16.36
24 2026-08-23 02:31 639230481860318494
3 ms 27.221.16.36
23 2026-08-23 02:31 639230481860318494
3 ms 14.116.224.226
22 2026-08-23 02:31 639230481860318494
3 ms 220.181.172.233
21 2026-08-23 02:15 639230471893008575
2 ms 220.181.172.233
20 2026-08-23 02:15 639230471893008575
2 ms 14.116.224.226
19 2026-08-23 02:15 639230471893008575
2 ms 27.221.16.36
18 2026-08-23 01:21 639230440030877421
3 ms 14.116.224.226
17 2026-08-23 01:21 639230440030877421
3 ms 220.181.172.233
16 2026-08-23 01:21 639230440030877421
3 ms 27.221.16.36
15 2026-08-23 01:05 639230430479725508
3 ms 220.181.172.233
14 2026-08-23 01:05 639230430479725508
3 ms 27.221.16.36
13 2026-08-23 01:05 639230430479725508
3 ms 14.116.224.226
12 2026-08-23 00:49 639230420875160219
3 ms 220.181.172.233
11 2026-08-23 00:49 639230420875160219
3 ms 27.221.16.36
10 2026-08-23 00:49 639230420875160219
3 ms 14.116.224.226
9 2026-08-23 00:33 639230411240692575
4 ms 14.116.224.226
8 2026-08-23 00:33 639230411240692575
4 ms 27.221.16.36
7 2026-08-23 00:33 639230411240692575
4 ms 220.181.172.233
6 2026-08-23 00:17 639230401550806607
2247 ms 220.181.172.233
5 2026-08-23 00:17 639230401550806607
2247 ms 14.116.224.226
4 2026-08-23 00:17 639230401550806607
2247 ms 27.221.16.36
3 2026-08-23 00:01 639230391807229016
2010 ms 220.181.172.233
2 2026-08-23 00:01 639230391807229016
2010 ms 14.116.224.226
1 2026-08-23 00:01 639230391807229016
2010 ms 27.221.16.36