DNS response history for cass.ns.cloudflare.com

cass.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 2026-08-29. For this date, NameServerHistory found 208 DNS check records, 207 successful responses, 1 failed responses, and 217 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 cass.ns.cloudflare.com.
Records on Selected Date

208

Historical checks stored for this nameserver on selected date

Average Latency

217 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-29 23:45

All timestamps shown in UTC

Latest Resolved IP on Selected Date

108.162.192.81

Most recently resolved hosting IP on selected date

Successful Responses

207

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 cass.ns.cloudflare.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
208 2026-08-29 23:45 639236439461653110
2 ms 108.162.192.81
207 2026-08-29 23:45 639236439461653110
2 ms 172.64.32.81
206 2026-08-29 23:45 639236439461653110
2 ms 173.245.58.81
205 2026-08-29 23:29 639236429501366737
2012 ms 108.162.192.81
204 2026-08-29 23:29 639236429501366737
2012 ms 172.64.32.81
203 2026-08-29 23:29 639236429501366737
2012 ms 173.245.58.81
202 2026-08-29 23:12 639236419366541896
4 ms 108.162.192.81
201 2026-08-29 23:12 639236419366541896
4 ms 172.64.32.81
200 2026-08-29 23:12 639236419366541896
4 ms 173.245.58.81
199 2026-08-29 22:55 639236409033370421
2035 ms 108.162.192.81
198 2026-08-29 22:55 639236409033370421
2035 ms 172.64.32.81
197 2026-08-29 22:55 639236409033370421
2035 ms 173.245.58.81
196 2026-08-29 22:38 639236398677638980
3 ms 108.162.192.81
195 2026-08-29 22:38 639236398677638980
3 ms 172.64.32.81
194 2026-08-29 22:38 639236398677638980
3 ms 173.245.58.81
193 2026-08-29 22:20 639236388335394435
32 ms 173.245.58.81
192 2026-08-29 22:20 639236388335394435
32 ms 172.64.32.81
191 2026-08-29 22:20 639236388335394435
32 ms 108.162.192.81
190 2026-08-29 21:27 639236356238021142
4 ms 108.162.192.81
189 2026-08-29 21:27 639236356238021142
4 ms 172.64.32.81
188 2026-08-29 21:27 639236356238021142
4 ms 173.245.58.81
187 2026-08-29 21:10 639236346147662482
4 ms 108.162.192.81
186 2026-08-29 21:10 639236346147662482
4 ms 172.64.32.81
185 2026-08-29 21:10 639236346147662482
4 ms 173.245.58.81
184 2026-08-29 20:53 639236336073303987
15 ms 108.162.192.81
183 2026-08-29 20:53 639236336073303987
15 ms 172.64.32.81
182 2026-08-29 20:53 639236336073303987
15 ms 173.245.58.81
181 2026-08-29 20:36 639236325803271480
9 ms 108.162.192.81
180 2026-08-29 20:36 639236325803271480
9 ms 172.64.32.81
179 2026-08-29 20:36 639236325803271480
9 ms 173.245.58.81
178 2026-08-29 20:19 639236315636203732
4 ms 108.162.192.81
177 2026-08-29 20:19 639236315636203732
4 ms 172.64.32.81
176 2026-08-29 20:19 639236315636203732
4 ms 173.245.58.81
175 2026-08-29 20:02 639236305430277951
6 ms 108.162.192.81
174 2026-08-29 20:02 639236305430277951
6 ms 172.64.32.81
173 2026-08-29 20:02 639236305430277951
6 ms 173.245.58.81
172 2026-08-29 19:45 639236295286597133
3 ms 108.162.192.81
171 2026-08-29 19:45 639236295286597133
3 ms 172.64.32.81
170 2026-08-29 19:45 639236295286597133
3 ms 173.245.58.81
169 2026-08-29 19:28 639236285137083691
42 ms 173.245.58.81
168 2026-08-29 19:28 639236285137083691
42 ms 172.64.32.81
167 2026-08-29 19:28 639236285137083691
42 ms 108.162.192.81
166 2026-08-29 19:11 639236274938699727
11 ms 173.245.58.81
165 2026-08-29 19:11 639236274938699727
11 ms 172.64.32.81
164 2026-08-29 19:11 639236274938699727
11 ms 108.162.192.81
163 2026-08-29 18:54 639236264595544117
5 ms 108.162.192.81
162 2026-08-29 18:54 639236264595544117
5 ms 172.64.32.81
161 2026-08-29 18:54 639236264595544117
5 ms 173.245.58.81
160 2026-08-29 18:37 639236254203764064
14 ms 173.245.58.81
159 2026-08-29 18:37 639236254203764064
14 ms 108.162.192.81
158 2026-08-29 18:37 639236254203764064
14 ms 172.64.32.81
157 2026-08-29 18:20 639236243919128798
4 ms 108.162.192.81
156 2026-08-29 18:20 639236243919128798
4 ms 172.64.32.81
155 2026-08-29 18:20 639236243919128798
4 ms 173.245.58.81
154 2026-08-29 17:26 639236211708980066
30 ms 172.64.32.81
153 2026-08-29 17:26 639236211708980066
30 ms 173.245.58.81
152 2026-08-29 17:26 639236211708980066
30 ms 108.162.192.81
151 2026-08-29 17:09 639236201724764228
18 ms 108.162.192.81
150 2026-08-29 17:09 639236201724764228
18 ms 172.64.32.81
149 2026-08-29 17:09 639236201724764228
18 ms 173.245.58.81
148 2026-08-29 16:53 639236191714376906
4 ms 108.162.192.81
147 2026-08-29 16:53 639236191714376906
4 ms 172.64.32.81
146 2026-08-29 16:53 639236191714376906
4 ms 173.245.58.81
145 2026-08-29 16:36 639236181773042179
25 ms 108.162.192.81
144 2026-08-29 16:36 639236181773042179
25 ms 172.64.32.81
143 2026-08-29 16:36 639236181773042179
25 ms 173.245.58.81
142 2026-08-29 16:19 639236171632735061
-
141 2026-08-29 16:02 639236161347015414
4 ms 108.162.192.81
140 2026-08-29 16:02 639236161347015414
4 ms 172.64.32.81
139 2026-08-29 16:02 639236161347015414
4 ms 173.245.58.81
138 2026-08-29 15:45 639236151200362098
22 ms 173.245.58.81
137 2026-08-29 15:45 639236151200362098
22 ms 108.162.192.81
136 2026-08-29 15:45 639236151200362098
22 ms 172.64.32.81
135 2026-08-29 15:28 639236141026805328
12 ms 108.162.192.81
134 2026-08-29 15:28 639236141026805328
12 ms 172.64.32.81
133 2026-08-29 15:28 639236141026805328
12 ms 173.245.58.81
132 2026-08-29 15:12 639236131100930722
6 ms 108.162.192.81
131 2026-08-29 15:12 639236131100930722
6 ms 172.64.32.81
130 2026-08-29 15:12 639236131100930722
6 ms 173.245.58.81
129 2026-08-29 14:55 639236120950030411
4 ms 108.162.192.81
128 2026-08-29 14:55 639236120950030411
4 ms 172.64.32.81
127 2026-08-29 14:55 639236120950030411
4 ms 173.245.58.81
126 2026-08-29 14:37 639236110532007205
3 ms 108.162.192.81
125 2026-08-29 14:37 639236110532007205
3 ms 172.64.32.81
124 2026-08-29 14:37 639236110532007205
3 ms 173.245.58.81
123 2026-08-29 14:20 639236100176958860
4 ms 108.162.192.81
122 2026-08-29 14:20 639236100176958860
4 ms 172.64.32.81
121 2026-08-29 14:20 639236100176958860
4 ms 173.245.58.81
120 2026-08-29 13:27 639236068470247956
6 ms 108.162.192.81
119 2026-08-29 13:27 639236068470247956
6 ms 172.64.32.81
118 2026-08-29 13:27 639236068470247956
6 ms 173.245.58.81
117 2026-08-29 13:10 639236058468679452
4 ms 108.162.192.81
116 2026-08-29 13:10 639236058468679452
4 ms 172.64.32.81
115 2026-08-29 13:10 639236058468679452
4 ms 173.245.58.81
114 2026-08-29 12:54 639236048317337090
4 ms 108.162.192.81
113 2026-08-29 12:54 639236048317337090
4 ms 172.64.32.81
112 2026-08-29 12:54 639236048317337090
4 ms 173.245.58.81
111 2026-08-29 12:37 639236038221169202
7 ms 173.245.58.81
110 2026-08-29 12:37 639236038221169202
7 ms 172.64.32.81
109 2026-08-29 12:37 639236038221169202
7 ms 108.162.192.81
108 2026-08-29 12:20 639236028175589918
3 ms 108.162.192.81
107 2026-08-29 12:20 639236028175589918
3 ms 172.64.32.81
106 2026-08-29 12:20 639236028175589918
3 ms 173.245.58.81
105 2026-08-29 12:03 639236017965421028
4 ms 108.162.192.81
104 2026-08-29 12:03 639236017965421028
4 ms 172.64.32.81
103 2026-08-29 12:03 639236017965421028
4 ms 173.245.58.81
102 2026-08-29 11:46 639236007792625266
2 ms 108.162.192.81
101 2026-08-29 11:46 639236007792625266
2 ms 172.64.32.81
100 2026-08-29 11:46 639236007792625266
2 ms 173.245.58.81
99 2026-08-29 11:29 639235997602806960
10 ms 108.162.192.81
98 2026-08-29 11:29 639235997602806960
10 ms 172.64.32.81
97 2026-08-29 11:29 639235997602806960
10 ms 173.245.58.81
96 2026-08-29 11:12 639235987487833458
4 ms 108.162.192.81
95 2026-08-29 11:12 639235987487833458
4 ms 172.64.32.81
94 2026-08-29 11:12 639235987487833458
4 ms 173.245.58.81
93 2026-08-29 10:55 639235977211002296
40 ms 173.245.58.81
92 2026-08-29 10:55 639235977211002296
40 ms 172.64.32.81
91 2026-08-29 10:55 639235977211002296
40 ms 108.162.192.81
90 2026-08-29 10:38 639235966864596836
2038 ms 172.64.32.81
89 2026-08-29 10:38 639235966864596836
2038 ms 108.162.192.81
88 2026-08-29 10:38 639235966864596836
2038 ms 173.245.58.81
87 2026-08-29 10:21 639235956590882003
22 ms 108.162.192.81
86 2026-08-29 10:21 639235956590882003
22 ms 172.64.32.81
85 2026-08-29 10:21 639235956590882003
22 ms 173.245.58.81
84 2026-08-29 09:27 639235924465736791
10 ms 108.162.192.81
83 2026-08-29 09:27 639235924465736791
10 ms 172.64.32.81
82 2026-08-29 09:27 639235924465736791
10 ms 173.245.58.81
81 2026-08-29 09:10 639235914430611197
6 ms 108.162.192.81
80 2026-08-29 09:10 639235914430611197
6 ms 172.64.32.81
79 2026-08-29 09:10 639235914430611197
6 ms 173.245.58.81
78 2026-08-29 08:54 639235904343784853
22 ms 173.245.58.81
77 2026-08-29 08:54 639235904343784853
22 ms 172.64.32.81
76 2026-08-29 08:54 639235904343784853
22 ms 108.162.192.81
75 2026-08-29 08:37 639235894201078068
6 ms 108.162.192.81
74 2026-08-29 08:37 639235894201078068
6 ms 172.64.32.81
73 2026-08-29 08:37 639235894201078068
6 ms 173.245.58.81
72 2026-08-29 08:20 639235884233447452
8 ms 108.162.192.81
71 2026-08-29 08:20 639235884233447452
8 ms 172.64.32.81
70 2026-08-29 08:20 639235884233447452
8 ms 173.245.58.81
69 2026-08-29 08:03 639235874142207309
29 ms 108.162.192.81
68 2026-08-29 08:03 639235874142207309
29 ms 172.64.32.81
67 2026-08-29 08:03 639235874142207309
29 ms 173.245.58.81
66 2026-08-29 07:46 639235863974652466
2047 ms 172.64.32.81
65 2026-08-29 07:46 639235863974652466
2047 ms 108.162.192.81
64 2026-08-29 07:46 639235863974652466
2047 ms 173.245.58.81
63 2026-08-29 07:29 639235853716243436
26 ms 108.162.192.81
62 2026-08-29 07:29 639235853716243436
26 ms 172.64.32.81
61 2026-08-29 07:29 639235853716243436
26 ms 173.245.58.81
60 2026-08-29 07:12 639235843614494759
2006 ms 108.162.192.81
59 2026-08-29 07:12 639235843614494759
2006 ms 172.64.32.81
58 2026-08-29 07:12 639235843614494759
2006 ms 173.245.58.81
57 2026-08-29 06:55 639235833401459551
14 ms 108.162.192.81
56 2026-08-29 06:55 639235833401459551
14 ms 172.64.32.81
55 2026-08-29 06:55 639235833401459551
14 ms 173.245.58.81
54 2026-08-29 06:38 639235823220464528
13 ms 108.162.192.81
53 2026-08-29 06:38 639235823220464528
13 ms 172.64.32.81
52 2026-08-29 06:38 639235823220464528
13 ms 173.245.58.81
51 2026-08-29 06:21 639235812997510905
3 ms 108.162.192.81
50 2026-08-29 06:21 639235812997510905
3 ms 172.64.32.81
49 2026-08-29 06:21 639235812997510905
3 ms 173.245.58.81
48 2026-08-29 05:28 639235781101962521
11 ms 108.162.192.81
47 2026-08-29 05:28 639235781101962521
11 ms 172.64.32.81
46 2026-08-29 05:28 639235781101962521
11 ms 173.245.58.81
45 2026-08-29 05:12 639235771207673260
32 ms 173.245.58.81
44 2026-08-29 05:12 639235771207673260
32 ms 172.64.32.81
43 2026-08-29 05:12 639235771207673260
32 ms 108.162.192.81
42 2026-08-29 04:55 639235761047429642
19 ms 108.162.192.81
41 2026-08-29 04:55 639235761047429642
19 ms 172.64.32.81
40 2026-08-29 04:55 639235761047429642
19 ms 173.245.58.81
39 2026-08-29 04:38 639235750964347246
4 ms 108.162.192.81
38 2026-08-29 04:38 639235750964347246
4 ms 172.64.32.81
37 2026-08-29 04:38 639235750964347246
4 ms 173.245.58.81
36 2026-08-29 04:21 639235740923490874
3 ms 108.162.192.81
35 2026-08-29 04:21 639235740923490874
3 ms 172.64.32.81
34 2026-08-29 04:21 639235740923490874
3 ms 173.245.58.81
33 2026-08-29 04:04 639235730842894399
5 ms 108.162.192.81
32 2026-08-29 04:04 639235730842894399
5 ms 172.64.32.81
31 2026-08-29 04:04 639235730842894399
5 ms 173.245.58.81
30 2026-08-29 03:48 639235720760084717
24 ms 172.64.32.81
29 2026-08-29 03:48 639235720760084717
24 ms 108.162.192.81
28 2026-08-29 03:48 639235720760084717
24 ms 173.245.58.81
27 2026-08-29 03:31 639235710843666743
4 ms 108.162.192.81
26 2026-08-29 03:31 639235710843666743
4 ms 172.64.32.81
25 2026-08-29 03:31 639235710843666743
4 ms 173.245.58.81
24 2026-08-29 03:14 639235700733510561
2041 ms 108.162.192.81
23 2026-08-29 03:14 639235700733510561
2041 ms 172.64.32.81
22 2026-08-29 03:14 639235700733510561
2041 ms 173.245.58.81
21 2026-08-29 02:57 639235690509906192
7 ms 108.162.192.81
20 2026-08-29 02:57 639235690509906192
7 ms 172.64.32.81
19 2026-08-29 02:57 639235690509906192
7 ms 173.245.58.81
18 2026-08-29 02:40 639235680156673501
6 ms 108.162.192.81
17 2026-08-29 02:40 639235680156673501
6 ms 172.64.32.81
16 2026-08-29 02:40 639235680156673501
6 ms 173.245.58.81
15 2026-08-29 02:23 639235669720606443
30 ms 172.64.32.81
14 2026-08-29 02:23 639235669720606443
30 ms 108.162.192.81
13 2026-08-29 02:23 639235669720606443
30 ms 173.245.58.81
12 2026-08-29 01:29 639235637451417084
9 ms 108.162.192.81
11 2026-08-29 01:29 639235637451417084
9 ms 172.64.32.81
10 2026-08-29 01:29 639235637451417084
9 ms 173.245.58.81
9 2026-08-29 01:12 639235627307383453
25 ms 173.245.58.81
8 2026-08-29 01:12 639235627307383453
25 ms 108.162.192.81
7 2026-08-29 01:12 639235627307383453
25 ms 172.64.32.81
6 2026-08-29 00:55 639235616906386856
42 ms 108.162.192.81
5 2026-08-29 00:55 639235616906386856
42 ms 172.64.32.81
4 2026-08-29 00:55 639235616906386856
42 ms 173.245.58.81
3 2026-08-29 00:37 639235606582912691
2014 ms 172.64.32.81
2 2026-08-29 00:37 639235606582912691
2014 ms 108.162.192.81
1 2026-08-29 00:37 639235606582912691
2014 ms 173.245.58.81