DNS response history for sima.ns.cloudflare.com

sima.ns.cloudflare.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 225 DNS check records, 225 successful responses, 0 failed responses, and 256 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 sima.ns.cloudflare.com.
Records on Selected Date

225

Historical checks stored for this nameserver on selected date

Average Latency

256 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:45

All timestamps shown in UTC

Latest Resolved IP on Selected Date

108.162.192.222

Most recently resolved hosting IP on selected date

Successful Responses

225

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 sima.ns.cloudflare.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
225 2026-08-23 23:45 639231254406598736
4 ms 108.162.192.222
224 2026-08-23 23:45 639231254406598736
4 ms 172.64.32.222
223 2026-08-23 23:45 639231254406598736
4 ms 173.245.58.222
222 2026-08-23 23:29 639231244697865594
26 ms 108.162.192.222
221 2026-08-23 23:29 639231244697865594
26 ms 172.64.32.222
220 2026-08-23 23:29 639231244697865594
26 ms 173.245.58.222
219 2026-08-23 23:12 639231234893504693
7 ms 173.245.58.222
218 2026-08-23 23:12 639231234893504693
7 ms 108.162.192.222
217 2026-08-23 23:12 639231234893504693
7 ms 172.64.32.222
216 2026-08-23 22:56 639231225024549139
21 ms 108.162.192.222
215 2026-08-23 22:56 639231225024549139
21 ms 172.64.32.222
214 2026-08-23 22:56 639231225024549139
21 ms 173.245.58.222
213 2026-08-23 22:39 639231214931957622
62 ms 108.162.192.222
212 2026-08-23 22:39 639231214931957622
62 ms 172.64.32.222
211 2026-08-23 22:39 639231214931957622
62 ms 173.245.58.222
210 2026-08-23 22:23 639231204962010549
15 ms 173.245.58.222
209 2026-08-23 22:23 639231204962010549
15 ms 108.162.192.222
208 2026-08-23 22:23 639231204962010549
15 ms 172.64.32.222
207 2026-08-23 22:06 639231195170138463
5 ms 108.162.192.222
206 2026-08-23 22:06 639231195170138463
5 ms 172.64.32.222
205 2026-08-23 22:06 639231195170138463
5 ms 173.245.58.222
204 2026-08-23 21:50 639231185235020577
47 ms 108.162.192.222
203 2026-08-23 21:50 639231185235020577
47 ms 172.64.32.222
202 2026-08-23 21:50 639231185235020577
47 ms 173.245.58.222
201 2026-08-23 21:33 639231175558690075
23 ms 108.162.192.222
200 2026-08-23 21:33 639231175558690075
23 ms 172.64.32.222
199 2026-08-23 21:33 639231175558690075
23 ms 173.245.58.222
198 2026-08-23 21:17 639231165610444012
2014 ms 108.162.192.222
197 2026-08-23 21:17 639231165610444012
2014 ms 172.64.32.222
196 2026-08-23 21:17 639231165610444012
2014 ms 173.245.58.222
195 2026-08-23 20:24 639231133806425363
22 ms 108.162.192.222
194 2026-08-23 20:24 639231133806425363
22 ms 172.64.32.222
193 2026-08-23 20:24 639231133806425363
22 ms 173.245.58.222
192 2026-08-23 20:08 639231124203758023
9 ms 173.245.58.222
191 2026-08-23 20:08 639231124203758023
9 ms 172.64.32.222
190 2026-08-23 20:08 639231124203758023
9 ms 108.162.192.222
189 2026-08-23 19:52 639231114428262706
5 ms 108.162.192.222
188 2026-08-23 19:52 639231114428262706
5 ms 172.64.32.222
187 2026-08-23 19:52 639231114428262706
5 ms 173.245.58.222
186 2026-08-23 19:35 639231104662480065
14 ms 173.245.58.222
185 2026-08-23 19:35 639231104662480065
14 ms 108.162.192.222
184 2026-08-23 19:35 639231104662480065
14 ms 172.64.32.222
183 2026-08-23 19:19 639231094840372018
7 ms 108.162.192.222
182 2026-08-23 19:19 639231094840372018
7 ms 172.64.32.222
181 2026-08-23 19:19 639231094840372018
7 ms 173.245.58.222
180 2026-08-23 19:03 639231085024583224
15 ms 172.64.32.222
179 2026-08-23 19:03 639231085024583224
15 ms 173.245.58.222
178 2026-08-23 19:03 639231085024583224
15 ms 108.162.192.222
177 2026-08-23 18:46 639231075257417427
5 ms 108.162.192.222
176 2026-08-23 18:46 639231075257417427
5 ms 172.64.32.222
175 2026-08-23 18:46 639231075257417427
5 ms 173.245.58.222
174 2026-08-23 18:30 639231065516009503
4 ms 108.162.192.222
173 2026-08-23 18:30 639231065516009503
4 ms 172.64.32.222
172 2026-08-23 18:30 639231065516009503
4 ms 173.245.58.222
171 2026-08-23 18:14 639231055805348837
10 ms 173.245.58.222
170 2026-08-23 18:14 639231055805348837
10 ms 108.162.192.222
169 2026-08-23 18:14 639231055805348837
10 ms 172.64.32.222
168 2026-08-23 17:58 639231045980373765
7 ms 172.64.32.222
167 2026-08-23 17:58 639231045980373765
7 ms 173.245.58.222
166 2026-08-23 17:58 639231045980373765
7 ms 108.162.192.222
165 2026-08-23 17:41 639231035984577527
33 ms 108.162.192.222
164 2026-08-23 17:41 639231035984577527
33 ms 172.64.32.222
163 2026-08-23 17:41 639231035984577527
33 ms 173.245.58.222
162 2026-08-23 17:24 639231025928115303
18 ms 108.162.192.222
161 2026-08-23 17:24 639231025928115303
18 ms 172.64.32.222
160 2026-08-23 17:24 639231025928115303
18 ms 173.245.58.222
159 2026-08-23 16:31 639230994250157583
2007 ms 173.245.58.222
158 2026-08-23 16:31 639230994250157583
2007 ms 108.162.192.222
157 2026-08-23 16:31 639230994250157583
2007 ms 172.64.32.222
156 2026-08-23 16:15 639230984476411369
12 ms 173.245.58.222
155 2026-08-23 16:15 639230984476411369
12 ms 172.64.32.222
154 2026-08-23 16:15 639230984476411369
12 ms 108.162.192.222
153 2026-08-23 15:59 639230974838373450
2030 ms 172.64.32.222
152 2026-08-23 15:59 639230974838373450
2030 ms 108.162.192.222
151 2026-08-23 15:59 639230974838373450
2030 ms 173.245.58.222
150 2026-08-23 15:43 639230965244277645
2010 ms 108.162.192.222
149 2026-08-23 15:43 639230965244277645
2010 ms 173.245.58.222
148 2026-08-23 15:43 639230965244277645
2010 ms 172.64.32.222
147 2026-08-23 15:27 639230955522101820
74 ms 108.162.192.222
146 2026-08-23 15:27 639230955522101820
74 ms 172.64.32.222
145 2026-08-23 15:27 639230955522101820
74 ms 173.245.58.222
144 2026-08-23 15:11 639230945754521603
2019 ms 108.162.192.222
143 2026-08-23 15:11 639230945754521603
2019 ms 172.64.32.222
142 2026-08-23 15:11 639230945754521603
2019 ms 173.245.58.222
141 2026-08-23 14:54 639230935852040504
5 ms 108.162.192.222
140 2026-08-23 14:54 639230935852040504
5 ms 172.64.32.222
139 2026-08-23 14:54 639230935852040504
5 ms 173.245.58.222
138 2026-08-23 14:38 639230926222061048
22 ms 108.162.192.222
137 2026-08-23 14:38 639230926222061048
22 ms 172.64.32.222
136 2026-08-23 14:38 639230926222061048
22 ms 173.245.58.222
135 2026-08-23 14:22 639230916449726907
3 ms 108.162.192.222
134 2026-08-23 14:22 639230916449726907
3 ms 172.64.32.222
133 2026-08-23 14:22 639230916449726907
3 ms 173.245.58.222
132 2026-08-23 14:05 639230906595053086
7 ms 173.245.58.222
131 2026-08-23 14:05 639230906595053086
7 ms 108.162.192.222
130 2026-08-23 14:05 639230906595053086
7 ms 172.64.32.222
129 2026-08-23 13:49 639230896680429441
18 ms 108.162.192.222
128 2026-08-23 13:49 639230896680429441
18 ms 172.64.32.222
127 2026-08-23 13:49 639230896680429441
18 ms 173.245.58.222
126 2026-08-23 13:32 639230886630210965
21 ms 108.162.192.222
125 2026-08-23 13:32 639230886630210965
21 ms 172.64.32.222
124 2026-08-23 13:32 639230886630210965
21 ms 173.245.58.222
123 2026-08-23 12:40 639230855430405719
15 ms 108.162.192.222
122 2026-08-23 12:40 639230855430405719
15 ms 173.245.58.222
121 2026-08-23 12:40 639230855430405719
15 ms 172.64.32.222
120 2026-08-23 12:24 639230845707499136
24 ms 108.162.192.222
119 2026-08-23 12:24 639230845707499136
24 ms 173.245.58.222
118 2026-08-23 12:24 639230845707499136
24 ms 172.64.32.222
117 2026-08-23 12:08 639230836186805419
2016 ms 172.64.32.222
116 2026-08-23 12:08 639230836186805419
2016 ms 173.245.58.222
115 2026-08-23 12:08 639230836186805419
2016 ms 108.162.192.222
114 2026-08-23 11:52 639230826493828316
32 ms 108.162.192.222
113 2026-08-23 11:52 639230826493828316
32 ms 172.64.32.222
112 2026-08-23 11:52 639230826493828316
32 ms 173.245.58.222
111 2026-08-23 11:36 639230816817882996
6 ms 108.162.192.222
110 2026-08-23 11:36 639230816817882996
6 ms 172.64.32.222
109 2026-08-23 11:36 639230816817882996
6 ms 173.245.58.222
108 2026-08-23 11:19 639230806933854189
20 ms 108.162.192.222
107 2026-08-23 11:19 639230806933854189
20 ms 172.64.32.222
106 2026-08-23 11:19 639230806933854189
20 ms 173.245.58.222
105 2026-08-23 11:03 639230797120243854
5 ms 108.162.192.222
104 2026-08-23 11:03 639230797120243854
5 ms 172.64.32.222
103 2026-08-23 11:03 639230797120243854
5 ms 173.245.58.222
102 2026-08-23 10:46 639230787310272840
11 ms 108.162.192.222
101 2026-08-23 10:46 639230787310272840
11 ms 172.64.32.222
100 2026-08-23 10:46 639230787310272840
11 ms 173.245.58.222
99 2026-08-23 10:30 639230777600173142
2047 ms 172.64.32.222
98 2026-08-23 10:30 639230777600173142
2047 ms 108.162.192.222
97 2026-08-23 10:30 639230777600173142
2047 ms 173.245.58.222
96 2026-08-23 10:14 639230767665024593
7 ms 108.162.192.222
95 2026-08-23 10:14 639230767665024593
7 ms 172.64.32.222
94 2026-08-23 10:14 639230767665024593
7 ms 173.245.58.222
93 2026-08-23 09:57 639230757720962293
23 ms 108.162.192.222
92 2026-08-23 09:57 639230757720962293
23 ms 172.64.32.222
91 2026-08-23 09:57 639230757720962293
23 ms 173.245.58.222
90 2026-08-23 09:41 639230747722189784
30 ms 108.162.192.222
89 2026-08-23 09:41 639230747722189784
30 ms 172.64.32.222
88 2026-08-23 09:41 639230747722189784
30 ms 173.245.58.222
87 2026-08-23 08:48 639230716313923480
10 ms 108.162.192.222
86 2026-08-23 08:48 639230716313923480
10 ms 173.245.58.222
85 2026-08-23 08:48 639230716313923480
10 ms 172.64.32.222
84 2026-08-23 08:32 639230706813835990
52 ms 108.162.192.222
83 2026-08-23 08:32 639230706813835990
52 ms 172.64.32.222
82 2026-08-23 08:32 639230706813835990
52 ms 173.245.58.222
81 2026-08-23 08:16 639230696871062203
39 ms 173.245.58.222
80 2026-08-23 08:16 639230696871062203
39 ms 172.64.32.222
79 2026-08-23 08:16 639230696871062203
39 ms 108.162.192.222
78 2026-08-23 08:00 639230687142781616
22 ms 108.162.192.222
77 2026-08-23 08:00 639230687142781616
22 ms 172.64.32.222
76 2026-08-23 08:00 639230687142781616
22 ms 173.245.58.222
75 2026-08-23 07:43 639230677432142227
4 ms 108.162.192.222
74 2026-08-23 07:43 639230677432142227
4 ms 172.64.32.222
73 2026-08-23 07:43 639230677432142227
4 ms 173.245.58.222
72 2026-08-23 07:27 639230667686258061
4 ms 108.162.192.222
71 2026-08-23 07:27 639230667686258061
4 ms 172.64.32.222
70 2026-08-23 07:27 639230667686258061
4 ms 173.245.58.222
69 2026-08-23 07:11 639230658039243685
11 ms 172.64.32.222
68 2026-08-23 07:11 639230658039243685
11 ms 173.245.58.222
67 2026-08-23 07:11 639230658039243685
11 ms 108.162.192.222
66 2026-08-23 06:55 639230648468473803
5 ms 108.162.192.222
65 2026-08-23 06:55 639230648468473803
5 ms 172.64.32.222
64 2026-08-23 06:55 639230648468473803
5 ms 173.245.58.222
63 2026-08-23 06:39 639230638829658294
5 ms 108.162.192.222
62 2026-08-23 06:39 639230638829658294
5 ms 172.64.32.222
61 2026-08-23 06:39 639230638829658294
5 ms 173.245.58.222
60 2026-08-23 06:23 639230629247017617
29 ms 108.162.192.222
59 2026-08-23 06:23 639230629247017617
29 ms 172.64.32.222
58 2026-08-23 06:23 639230629247017617
29 ms 173.245.58.222
57 2026-08-23 06:07 639230619625318239
4 ms 108.162.192.222
56 2026-08-23 06:07 639230619625318239
4 ms 172.64.32.222
55 2026-08-23 06:07 639230619625318239
4 ms 173.245.58.222
54 2026-08-23 05:50 639230609697630264
2004 ms 108.162.192.222
53 2026-08-23 05:50 639230609697630264
2004 ms 172.64.32.222
52 2026-08-23 05:50 639230609697630264
2004 ms 173.245.58.222
51 2026-08-23 04:58 639230578570131864
22 ms 108.162.192.222
50 2026-08-23 04:58 639230578570131864
22 ms 172.64.32.222
49 2026-08-23 04:58 639230578570131864
22 ms 173.245.58.222
48 2026-08-23 04:43 639230568958963168
13 ms 108.162.192.222
47 2026-08-23 04:43 639230568958963168
13 ms 172.64.32.222
46 2026-08-23 04:43 639230568958963168
13 ms 173.245.58.222
45 2026-08-23 04:26 639230559287611211
9 ms 108.162.192.222
44 2026-08-23 04:26 639230559287611211
9 ms 172.64.32.222
43 2026-08-23 04:26 639230559287611211
9 ms 173.245.58.222
42 2026-08-23 04:10 639230549524312030
9 ms 108.162.192.222
41 2026-08-23 04:10 639230549524312030
9 ms 172.64.32.222
40 2026-08-23 04:10 639230549524312030
9 ms 173.245.58.222
39 2026-08-23 03:54 639230539739801669
2016 ms 108.162.192.222
38 2026-08-23 03:54 639230539739801669
2016 ms 172.64.32.222
37 2026-08-23 03:54 639230539739801669
2016 ms 173.245.58.222
36 2026-08-23 03:38 639230530084069375
3 ms 108.162.192.222
35 2026-08-23 03:38 639230530084069375
3 ms 172.64.32.222
34 2026-08-23 03:38 639230530084069375
3 ms 173.245.58.222
33 2026-08-23 03:22 639230520362691441
11 ms 173.245.58.222
32 2026-08-23 03:22 639230520362691441
11 ms 172.64.32.222
31 2026-08-23 03:22 639230520362691441
11 ms 108.162.192.222
30 2026-08-23 03:05 639230510677194518
10 ms 172.64.32.222
29 2026-08-23 03:05 639230510677194518
10 ms 173.245.58.222
28 2026-08-23 03:05 639230510677194518
10 ms 108.162.192.222
27 2026-08-23 02:49 639230501156002646
3 ms 108.162.192.222
26 2026-08-23 02:49 639230501156002646
3 ms 172.64.32.222
25 2026-08-23 02:49 639230501156002646
3 ms 173.245.58.222
24 2026-08-23 02:33 639230491502198541
18 ms 108.162.192.222
23 2026-08-23 02:33 639230491502198541
18 ms 172.64.32.222
22 2026-08-23 02:33 639230491502198541
18 ms 173.245.58.222
21 2026-08-23 02:17 639230481860318494
3 ms 108.162.192.222
20 2026-08-23 02:17 639230481860318494
3 ms 172.64.32.222
19 2026-08-23 02:17 639230481860318494
3 ms 173.245.58.222
18 2026-08-23 02:01 639230471893008575
4 ms 108.162.192.222
17 2026-08-23 02:01 639230471893008575
4 ms 172.64.32.222
16 2026-08-23 02:01 639230471893008575
4 ms 173.245.58.222
15 2026-08-23 01:08 639230440030877421
4 ms 108.162.192.222
14 2026-08-23 01:08 639230440030877421
4 ms 172.64.32.222
13 2026-08-23 01:08 639230440030877421
4 ms 173.245.58.222
12 2026-08-23 00:52 639230430479725508
3 ms 108.162.192.222
11 2026-08-23 00:52 639230430479725508
3 ms 172.64.32.222
10 2026-08-23 00:52 639230430479725508
3 ms 173.245.58.222
9 2026-08-23 00:36 639230420875160219
23 ms 108.162.192.222
8 2026-08-23 00:36 639230420875160219
23 ms 172.64.32.222
7 2026-08-23 00:36 639230420875160219
23 ms 173.245.58.222
6 2026-08-23 00:20 639230411240692575
11 ms 108.162.192.222
5 2026-08-23 00:20 639230411240692575
11 ms 172.64.32.222
4 2026-08-23 00:20 639230411240692575
11 ms 173.245.58.222
3 2026-08-23 00:04 639230401550806607
10 ms 173.245.58.222
2 2026-08-23 00:04 639230401550806607
10 ms 108.162.192.222
1 2026-08-23 00:04 639230401550806607
10 ms 172.64.32.222