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 2026-08-29. For this date, NameServerHistory found 210 DNS check records, 210 successful responses, 0 failed responses, and 1583 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

210

Historical checks stored for this nameserver on selected date

Average Latency

1583 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-29 23:44

All timestamps shown in UTC

Latest Resolved IP on Selected Date

27.221.16.36

Most recently resolved hosting IP on selected date

Successful Responses

210

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 2026-08-29 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
210 2026-08-29 23:44 639236429501366737
2251 ms 27.221.16.36
209 2026-08-29 23:44 639236429501366737
2251 ms 14.116.224.226
208 2026-08-29 23:44 639236429501366737
2251 ms 220.181.172.233
207 2026-08-29 23:27 639236419366541896
2 ms 220.181.172.233
206 2026-08-29 23:27 639236419366541896
2 ms 14.116.224.226
205 2026-08-29 23:27 639236419366541896
2 ms 27.221.16.36
204 2026-08-29 23:10 639236409033370421
1539 ms 14.116.224.226
203 2026-08-29 23:10 639236409033370421
1539 ms 220.181.172.233
202 2026-08-29 23:10 639236409033370421
1539 ms 27.221.16.36
201 2026-08-29 22:53 639236398677638980
2290 ms 27.221.16.36
200 2026-08-29 22:53 639236398677638980
2290 ms 14.116.224.226
199 2026-08-29 22:53 639236398677638980
2290 ms 220.181.172.233
198 2026-08-29 22:36 639236388335394435
2 ms 14.116.224.226
197 2026-08-29 22:36 639236388335394435
2 ms 27.221.16.36
196 2026-08-29 22:36 639236388335394435
2 ms 220.181.172.233
195 2026-08-29 21:42 639236356238021142
3 ms 27.221.16.36
194 2026-08-29 21:42 639236356238021142
3 ms 220.181.172.233
193 2026-08-29 21:42 639236356238021142
3 ms 14.116.224.226
192 2026-08-29 21:25 639236346147662482
2031 ms 220.181.172.233
191 2026-08-29 21:25 639236346147662482
2031 ms 27.221.16.36
190 2026-08-29 21:25 639236346147662482
2031 ms 14.116.224.226
189 2026-08-29 21:08 639236336073303987
3 ms 14.116.224.226
188 2026-08-29 21:08 639236336073303987
3 ms 27.221.16.36
187 2026-08-29 21:08 639236336073303987
3 ms 220.181.172.233
186 2026-08-29 20:52 639236325803271480
2238 ms 220.181.172.233
185 2026-08-29 20:52 639236325803271480
2238 ms 14.116.224.226
184 2026-08-29 20:52 639236325803271480
2238 ms 27.221.16.36
183 2026-08-29 20:35 639236315636203732
2031 ms 220.181.172.233
182 2026-08-29 20:35 639236315636203732
2031 ms 27.221.16.36
181 2026-08-29 20:35 639236315636203732
2031 ms 14.116.224.226
180 2026-08-29 20:18 639236305430277951
1686 ms 14.116.224.226
179 2026-08-29 20:18 639236305430277951
1686 ms 27.221.16.36
178 2026-08-29 20:18 639236305430277951
1686 ms 220.181.172.233
177 2026-08-29 20:01 639236295286597133
2255 ms 14.116.224.226
176 2026-08-29 20:01 639236295286597133
2255 ms 27.221.16.36
175 2026-08-29 20:01 639236295286597133
2255 ms 220.181.172.233
174 2026-08-29 19:44 639236285137083691
2240 ms 14.116.224.226
173 2026-08-29 19:44 639236285137083691
2240 ms 220.181.172.233
172 2026-08-29 19:44 639236285137083691
2240 ms 27.221.16.36
171 2026-08-29 19:27 639236274938699727
4262 ms 14.116.224.226
170 2026-08-29 19:27 639236274938699727
4262 ms 220.181.172.233
169 2026-08-29 19:27 639236274938699727
4262 ms 27.221.16.36
168 2026-08-29 19:10 639236264595544117
2031 ms 220.181.172.233
167 2026-08-29 19:10 639236264595544117
2031 ms 27.221.16.36
166 2026-08-29 19:10 639236264595544117
2031 ms 14.116.224.226
165 2026-08-29 18:52 639236254203764064
3 ms 27.221.16.36
164 2026-08-29 18:52 639236254203764064
3 ms 14.116.224.226
163 2026-08-29 18:52 639236254203764064
3 ms 220.181.172.233
162 2026-08-29 18:35 639236243919128798
3 ms 220.181.172.233
161 2026-08-29 18:35 639236243919128798
3 ms 27.221.16.36
160 2026-08-29 18:35 639236243919128798
3 ms 14.116.224.226
159 2026-08-29 17:41 639236211708980066
3 ms 220.181.172.233
158 2026-08-29 17:41 639236211708980066
3 ms 27.221.16.36
157 2026-08-29 17:41 639236211708980066
3 ms 14.116.224.226
156 2026-08-29 17:24 639236201724764228
2032 ms 220.181.172.233
155 2026-08-29 17:24 639236201724764228
2032 ms 27.221.16.36
154 2026-08-29 17:24 639236201724764228
2032 ms 14.116.224.226
153 2026-08-29 17:08 639236191714376906
3 ms 220.181.172.233
152 2026-08-29 17:08 639236191714376906
3 ms 27.221.16.36
151 2026-08-29 17:08 639236191714376906
3 ms 14.116.224.226
150 2026-08-29 16:51 639236181773042179
3 ms 27.221.16.36
149 2026-08-29 16:51 639236181773042179
3 ms 14.116.224.226
148 2026-08-29 16:51 639236181773042179
3 ms 220.181.172.233
147 2026-08-29 16:35 639236171632735061
3263 ms 27.221.16.36
146 2026-08-29 16:35 639236171632735061
3263 ms 220.181.172.233
145 2026-08-29 16:35 639236171632735061
3263 ms 14.116.224.226
144 2026-08-29 16:18 639236161347015414
3 ms 220.181.172.233
143 2026-08-29 16:18 639236161347015414
3 ms 27.221.16.36
142 2026-08-29 16:18 639236161347015414
3 ms 14.116.224.226
141 2026-08-29 16:00 639236151200362098
4353 ms 14.116.224.226
140 2026-08-29 16:00 639236151200362098
4353 ms 220.181.172.233
139 2026-08-29 16:00 639236151200362098
4353 ms 27.221.16.36
138 2026-08-29 15:43 639236141026805328
2013 ms 27.221.16.36
137 2026-08-29 15:43 639236141026805328
2013 ms 14.116.224.226
136 2026-08-29 15:43 639236141026805328
2013 ms 220.181.172.233
135 2026-08-29 15:27 639236131100930722
2312 ms 220.181.172.233
134 2026-08-29 15:27 639236131100930722
2312 ms 27.221.16.36
133 2026-08-29 15:27 639236131100930722
2312 ms 14.116.224.226
132 2026-08-29 15:10 639236120950030411
2031 ms 14.116.224.226
131 2026-08-29 15:10 639236120950030411
2031 ms 27.221.16.36
130 2026-08-29 15:10 639236120950030411
2031 ms 220.181.172.233
129 2026-08-29 14:53 639236110532007205
3 ms 27.221.16.36
128 2026-08-29 14:53 639236110532007205
3 ms 14.116.224.226
127 2026-08-29 14:53 639236110532007205
3 ms 220.181.172.233
126 2026-08-29 14:36 639236100176958860
2011 ms 27.221.16.36
125 2026-08-29 14:36 639236100176958860
2011 ms 14.116.224.226
124 2026-08-29 14:36 639236100176958860
2011 ms 220.181.172.233
123 2026-08-29 13:42 639236068470247956
2344 ms 27.221.16.36
122 2026-08-29 13:42 639236068470247956
2344 ms 14.116.224.226
121 2026-08-29 13:42 639236068470247956
2344 ms 220.181.172.233
120 2026-08-29 13:26 639236058468679452
3 ms 220.181.172.233
119 2026-08-29 13:26 639236058468679452
3 ms 27.221.16.36
118 2026-08-29 13:26 639236058468679452
3 ms 14.116.224.226
117 2026-08-29 13:09 639236048317337090
3 ms 14.116.224.226
116 2026-08-29 13:09 639236048317337090
3 ms 220.181.172.233
115 2026-08-29 13:09 639236048317337090
3 ms 27.221.16.36
114 2026-08-29 12:52 639236038221169202
2008 ms 14.116.224.226
113 2026-08-29 12:52 639236038221169202
2008 ms 27.221.16.36
112 2026-08-29 12:52 639236038221169202
2008 ms 220.181.172.233
111 2026-08-29 12:35 639236028175589918
1457 ms 220.181.172.233
110 2026-08-29 12:35 639236028175589918
1457 ms 27.221.16.36
109 2026-08-29 12:35 639236028175589918
1457 ms 14.116.224.226
108 2026-08-29 12:18 639236017965421028
772 ms 220.181.172.233
107 2026-08-29 12:18 639236017965421028
772 ms 27.221.16.36
106 2026-08-29 12:18 639236017965421028
772 ms 14.116.224.226
105 2026-08-29 12:01 639236007792625266
5273 ms 27.221.16.36
104 2026-08-29 12:01 639236007792625266
5273 ms 220.181.172.233
103 2026-08-29 12:01 639236007792625266
5273 ms 14.116.224.226
102 2026-08-29 11:44 639235997602806960
3 ms 27.221.16.36
101 2026-08-29 11:44 639235997602806960
3 ms 14.116.224.226
100 2026-08-29 11:44 639235997602806960
3 ms 220.181.172.233
99 2026-08-29 11:28 639235987487833458
4 ms 14.116.224.226
98 2026-08-29 11:28 639235987487833458
4 ms 220.181.172.233
97 2026-08-29 11:28 639235987487833458
4 ms 27.221.16.36
96 2026-08-29 11:11 639235977211002296
2032 ms 14.116.224.226
95 2026-08-29 11:11 639235977211002296
2032 ms 27.221.16.36
94 2026-08-29 11:11 639235977211002296
2032 ms 220.181.172.233
93 2026-08-29 10:53 639235966864596836
2234 ms 220.181.172.233
92 2026-08-29 10:53 639235966864596836
2234 ms 14.116.224.226
91 2026-08-29 10:53 639235966864596836
2234 ms 27.221.16.36
90 2026-08-29 10:36 639235956590882003
3 ms 14.116.224.226
89 2026-08-29 10:36 639235956590882003
3 ms 27.221.16.36
88 2026-08-29 10:36 639235956590882003
3 ms 220.181.172.233
87 2026-08-29 09:42 639235924465736791
2 ms 14.116.224.226
86 2026-08-29 09:42 639235924465736791
2 ms 27.221.16.36
85 2026-08-29 09:42 639235924465736791
2 ms 220.181.172.233
84 2026-08-29 09:26 639235914430611197
4 ms 220.181.172.233
83 2026-08-29 09:26 639235914430611197
4 ms 14.116.224.226
82 2026-08-29 09:26 639235914430611197
4 ms 27.221.16.36
81 2026-08-29 09:09 639235904343784853
2007 ms 27.221.16.36
80 2026-08-29 09:09 639235904343784853
2007 ms 220.181.172.233
79 2026-08-29 09:09 639235904343784853
2007 ms 14.116.224.226
78 2026-08-29 08:52 639235894201078068
2009 ms 27.221.16.36
77 2026-08-29 08:52 639235894201078068
2009 ms 220.181.172.233
76 2026-08-29 08:52 639235894201078068
2009 ms 14.116.224.226
75 2026-08-29 08:35 639235884233447452
3 ms 14.116.224.226
74 2026-08-29 08:35 639235884233447452
3 ms 27.221.16.36
73 2026-08-29 08:35 639235884233447452
3 ms 220.181.172.233
72 2026-08-29 08:19 639235874142207309
3 ms 14.116.224.226
71 2026-08-29 08:19 639235874142207309
3 ms 27.221.16.36
70 2026-08-29 08:19 639235874142207309
3 ms 220.181.172.233
69 2026-08-29 08:02 639235863974652466
3 ms 27.221.16.36
68 2026-08-29 08:02 639235863974652466
3 ms 220.181.172.233
67 2026-08-29 08:02 639235863974652466
3 ms 14.116.224.226
66 2026-08-29 07:45 639235853716243436
2033 ms 220.181.172.233
65 2026-08-29 07:45 639235853716243436
2033 ms 27.221.16.36
64 2026-08-29 07:45 639235853716243436
2033 ms 14.116.224.226
63 2026-08-29 07:28 639235843614494759
2311 ms 220.181.172.233
62 2026-08-29 07:28 639235843614494759
2311 ms 27.221.16.36
61 2026-08-29 07:28 639235843614494759
2311 ms 14.116.224.226
60 2026-08-29 07:11 639235833401459551
3 ms 14.116.224.226
59 2026-08-29 07:11 639235833401459551
3 ms 27.221.16.36
58 2026-08-29 07:11 639235833401459551
3 ms 220.181.172.233
57 2026-08-29 06:54 639235823220464528
2020 ms 27.221.16.36
56 2026-08-29 06:54 639235823220464528
2020 ms 220.181.172.233
55 2026-08-29 06:54 639235823220464528
2020 ms 14.116.224.226
54 2026-08-29 06:37 639235812997510905
4316 ms 220.181.172.233
53 2026-08-29 06:37 639235812997510905
4316 ms 27.221.16.36
52 2026-08-29 06:37 639235812997510905
4316 ms 14.116.224.226
51 2026-08-29 05:43 639235781101962521
2262 ms 14.116.224.226
50 2026-08-29 05:43 639235781101962521
2262 ms 220.181.172.233
49 2026-08-29 05:43 639235781101962521
2262 ms 27.221.16.36
48 2026-08-29 05:27 639235771207673260
3 ms 14.116.224.226
47 2026-08-29 05:27 639235771207673260
3 ms 220.181.172.233
46 2026-08-29 05:27 639235771207673260
3 ms 27.221.16.36
45 2026-08-29 05:10 639235761047429642
2036 ms 220.181.172.233
44 2026-08-29 05:10 639235761047429642
2036 ms 27.221.16.36
43 2026-08-29 05:10 639235761047429642
2036 ms 14.116.224.226
42 2026-08-29 04:53 639235750964347246
1504 ms 27.221.16.36
41 2026-08-29 04:53 639235750964347246
1504 ms 14.116.224.226
40 2026-08-29 04:53 639235750964347246
1504 ms 220.181.172.233
39 2026-08-29 04:36 639235740923490874
2260 ms 220.181.172.233
38 2026-08-29 04:36 639235740923490874
2260 ms 27.221.16.36
37 2026-08-29 04:36 639235740923490874
2260 ms 14.116.224.226
36 2026-08-29 04:20 639235730842894399
4008 ms 14.116.224.226
35 2026-08-29 04:20 639235730842894399
4008 ms 27.221.16.36
34 2026-08-29 04:20 639235730842894399
4008 ms 220.181.172.233
33 2026-08-29 04:03 639235720760084717
2291 ms 27.221.16.36
32 2026-08-29 04:03 639235720760084717
2291 ms 220.181.172.233
31 2026-08-29 04:03 639235720760084717
2291 ms 14.116.224.226
30 2026-08-29 03:46 639235710843666743
2 ms 220.181.172.233
29 2026-08-29 03:46 639235710843666743
2 ms 27.221.16.36
28 2026-08-29 03:46 639235710843666743
2 ms 14.116.224.226
27 2026-08-29 03:29 639235700733510561
2035 ms 220.181.172.233
26 2026-08-29 03:29 639235700733510561
2035 ms 27.221.16.36
25 2026-08-29 03:29 639235700733510561
2035 ms 14.116.224.226
24 2026-08-29 03:13 639235690509906192
3317 ms 220.181.172.233
23 2026-08-29 03:13 639235690509906192
3317 ms 27.221.16.36
22 2026-08-29 03:13 639235690509906192
3317 ms 14.116.224.226
21 2026-08-29 02:56 639235680156673501
2007 ms 27.221.16.36
20 2026-08-29 02:56 639235680156673501
2007 ms 220.181.172.233
19 2026-08-29 02:56 639235680156673501
2007 ms 14.116.224.226
18 2026-08-29 02:38 639235669720606443
2011 ms 27.221.16.36
17 2026-08-29 02:38 639235669720606443
2011 ms 14.116.224.226
16 2026-08-29 02:38 639235669720606443
2011 ms 220.181.172.233
15 2026-08-29 01:44 639235637451417084
4272 ms 27.221.16.36
14 2026-08-29 01:44 639235637451417084
4272 ms 220.181.172.233
13 2026-08-29 01:44 639235637451417084
4272 ms 14.116.224.226
12 2026-08-29 01:27 639235627307383453
2330 ms 27.221.16.36
11 2026-08-29 01:27 639235627307383453
2330 ms 14.116.224.226
10 2026-08-29 01:27 639235627307383453
2330 ms 220.181.172.233
9 2026-08-29 01:10 639235616906386856
2249 ms 14.116.224.226
8 2026-08-29 01:10 639235616906386856
2249 ms 220.181.172.233
7 2026-08-29 01:10 639235616906386856
2249 ms 27.221.16.36
6 2026-08-29 00:53 639235606582912691
2253 ms 14.116.224.226
5 2026-08-29 00:53 639235606582912691
2253 ms 27.221.16.36
4 2026-08-29 00:53 639235606582912691
2253 ms 220.181.172.233
3 2026-08-29 00:00 639235574865467349
2229 ms 14.116.224.226
2 2026-08-29 00:00 639235574865467349
2229 ms 220.181.172.233
1 2026-08-29 00:00 639235574865467349
2229 ms 27.221.16.36