DNS response history for sam.ns.cloudflare.com

sam.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 2026-08-12. For this date, NameServerHistory found 186 DNS check records, 186 successful responses, 0 failed responses, and 570 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 sam.ns.cloudflare.com.
Records on Selected Date

186

Historical checks stored for this nameserver on selected date

Average Latency

570 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-12 23:49

All timestamps shown in UTC

Latest Resolved IP on Selected Date

173.245.59.141

Most recently resolved hosting IP on selected date

Successful Responses

186

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 sam.ns.cloudflare.com

Showing DNS history for 2026-08-12 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
186 2026-08-12 23:49 639221753022017039
2008 ms 173.245.59.141
185 2026-08-12 23:49 639221753022017039
2008 ms 108.162.193.141
184 2026-08-12 23:49 639221753022017039
2008 ms 172.64.33.141
183 2026-08-12 23:34 639221744107644868
34 ms 172.64.33.141
182 2026-08-12 23:34 639221744107644868
34 ms 108.162.193.141
181 2026-08-12 23:34 639221744107644868
34 ms 173.245.59.141
180 2026-08-12 23:19 639221735030187244
2028 ms 108.162.193.141
179 2026-08-12 23:19 639221735030187244
2028 ms 173.245.59.141
178 2026-08-12 23:19 639221735030187244
2028 ms 172.64.33.141
177 2026-08-12 23:03 639221725815508109
33 ms 172.64.33.141
176 2026-08-12 23:03 639221725815508109
33 ms 173.245.59.141
175 2026-08-12 23:03 639221725815508109
33 ms 108.162.193.141
174 2026-08-12 22:11 639221694790955973
5 ms 108.162.193.141
173 2026-08-12 22:11 639221694790955973
5 ms 172.64.33.141
172 2026-08-12 22:11 639221694790955973
5 ms 173.245.59.141
171 2026-08-12 21:56 639221685562451720
26 ms 108.162.193.141
170 2026-08-12 21:56 639221685562451720
26 ms 172.64.33.141
169 2026-08-12 21:56 639221685562451720
26 ms 173.245.59.141
168 2026-08-12 21:40 639221676023655289
2027 ms 108.162.193.141
167 2026-08-12 21:40 639221676023655289
2027 ms 173.245.59.141
166 2026-08-12 21:40 639221676023655289
2027 ms 172.64.33.141
165 2026-08-12 21:24 639221666449119409
10 ms 108.162.193.141
164 2026-08-12 21:24 639221666449119409
10 ms 172.64.33.141
163 2026-08-12 21:24 639221666449119409
10 ms 173.245.59.141
162 2026-08-12 20:32 639221635456432556
42 ms 108.162.193.141
161 2026-08-12 20:32 639221635456432556
42 ms 172.64.33.141
160 2026-08-12 20:32 639221635456432556
42 ms 173.245.59.141
159 2026-08-12 20:17 639221626313054202
37 ms 108.162.193.141
158 2026-08-12 20:17 639221626313054202
37 ms 172.64.33.141
157 2026-08-12 20:17 639221626313054202
37 ms 173.245.59.141
156 2026-08-12 20:02 639221617091958857
4010 ms 172.64.33.141
155 2026-08-12 20:02 639221617091958857
4010 ms 108.162.193.141
154 2026-08-12 20:02 639221617091958857
4010 ms 173.245.59.141
153 2026-08-12 19:46 639221607786737151
8 ms 173.245.59.141
152 2026-08-12 19:46 639221607786737151
8 ms 108.162.193.141
151 2026-08-12 19:46 639221607786737151
8 ms 172.64.33.141
150 2026-08-12 18:54 639221576664330059
2021 ms 172.64.33.141
149 2026-08-12 18:54 639221576664330059
2021 ms 173.245.59.141
148 2026-08-12 18:54 639221576664330059
2021 ms 108.162.193.141
147 2026-08-12 18:39 639221567514216674
13 ms 173.245.59.141
146 2026-08-12 18:39 639221567514216674
13 ms 172.64.33.141
145 2026-08-12 18:39 639221567514216674
13 ms 108.162.193.141
144 2026-08-12 18:24 639221558399762524
55 ms 172.64.33.141
143 2026-08-12 18:24 639221558399762524
55 ms 173.245.59.141
142 2026-08-12 18:24 639221558399762524
55 ms 108.162.193.141
141 2026-08-12 18:08 639221549052016282
30 ms 108.162.193.141
140 2026-08-12 18:08 639221549052016282
30 ms 172.64.33.141
139 2026-08-12 18:08 639221549052016282
30 ms 173.245.59.141
138 2026-08-12 17:16 639221517673834934
5 ms 108.162.193.141
137 2026-08-12 17:16 639221517673834934
5 ms 172.64.33.141
136 2026-08-12 17:16 639221517673834934
5 ms 173.245.59.141
135 2026-08-12 17:00 639221508282311633
3 ms 108.162.193.141
134 2026-08-12 17:00 639221508282311633
3 ms 172.64.33.141
133 2026-08-12 17:00 639221508282311633
3 ms 173.245.59.141
132 2026-08-12 16:45 639221498786324983
2016 ms 172.64.33.141
131 2026-08-12 16:45 639221498786324983
2016 ms 173.245.59.141
130 2026-08-12 16:45 639221498786324983
2016 ms 108.162.193.141
129 2026-08-12 16:29 639221489157589737
4 ms 108.162.193.141
128 2026-08-12 16:29 639221489157589737
4 ms 172.64.33.141
127 2026-08-12 16:29 639221489157589737
4 ms 173.245.59.141
126 2026-08-12 15:36 639221457655914645
9 ms 172.64.33.141
125 2026-08-12 15:36 639221457655914645
9 ms 108.162.193.141
124 2026-08-12 15:36 639221457655914645
9 ms 173.245.59.141
123 2026-08-12 15:20 639221448164090526
10 ms 108.162.193.141
122 2026-08-12 15:20 639221448164090526
10 ms 172.64.33.141
121 2026-08-12 15:20 639221448164090526
10 ms 173.245.59.141
120 2026-08-12 15:05 639221438725783630
4 ms 108.162.193.141
119 2026-08-12 15:05 639221438725783630
4 ms 172.64.33.141
118 2026-08-12 15:05 639221438725783630
4 ms 173.245.59.141
117 2026-08-12 14:49 639221429178071087
6 ms 108.162.193.141
116 2026-08-12 14:49 639221429178071087
6 ms 172.64.33.141
115 2026-08-12 14:49 639221429178071087
6 ms 173.245.59.141
114 2026-08-12 13:56 639221397761278719
5 ms 108.162.193.141
113 2026-08-12 13:56 639221397761278719
5 ms 172.64.33.141
112 2026-08-12 13:56 639221397761278719
5 ms 173.245.59.141
111 2026-08-12 13:40 639221388200567278
4 ms 108.162.193.141
110 2026-08-12 13:40 639221388200567278
4 ms 172.64.33.141
109 2026-08-12 13:40 639221388200567278
4 ms 173.245.59.141
108 2026-08-12 13:24 639221378483570949
11 ms 172.64.33.141
107 2026-08-12 13:24 639221378483570949
11 ms 108.162.193.141
106 2026-08-12 13:24 639221378483570949
11 ms 173.245.59.141
105 2026-08-12 13:08 639221368872360139
89 ms 173.245.59.141
104 2026-08-12 13:08 639221368872360139
89 ms 172.64.33.141
103 2026-08-12 13:08 639221368872360139
89 ms 108.162.193.141
102 2026-08-12 12:15 639221337226647415
4031 ms 173.245.59.141
101 2026-08-12 12:15 639221337226647415
4031 ms 108.162.193.141
100 2026-08-12 12:15 639221337226647415
4031 ms 172.64.33.141
99 2026-08-12 12:00 639221327924087446
6 ms 108.162.193.141
98 2026-08-12 12:00 639221327924087446
6 ms 172.64.33.141
97 2026-08-12 12:00 639221327924087446
6 ms 173.245.59.141
96 2026-08-12 11:43 639221318096976375
43 ms 108.162.193.141
95 2026-08-12 11:43 639221318096976375
43 ms 172.64.33.141
94 2026-08-12 11:43 639221318096976375
43 ms 173.245.59.141
93 2026-08-12 11:27 639221308343145274
4 ms 108.162.193.141
92 2026-08-12 11:27 639221308343145274
4 ms 172.64.33.141
91 2026-08-12 11:27 639221308343145274
4 ms 173.245.59.141
90 2026-08-12 10:35 639221277089610470
4 ms 108.162.193.141
89 2026-08-12 10:35 639221277089610470
4 ms 172.64.33.141
88 2026-08-12 10:35 639221277089610470
4 ms 173.245.59.141
87 2026-08-12 10:19 639221267628136359
16 ms 108.162.193.141
86 2026-08-12 10:19 639221267628136359
16 ms 172.64.33.141
85 2026-08-12 10:19 639221267628136359
16 ms 173.245.59.141
84 2026-08-12 10:03 639221257907569952
5 ms 108.162.193.141
83 2026-08-12 10:03 639221257907569952
5 ms 172.64.33.141
82 2026-08-12 10:03 639221257907569952
5 ms 173.245.59.141
81 2026-08-12 09:47 639221248402420965
16 ms 108.162.193.141
80 2026-08-12 09:47 639221248402420965
16 ms 172.64.33.141
79 2026-08-12 09:47 639221248402420965
16 ms 173.245.59.141
78 2026-08-12 08:54 639221216797540533
14 ms 108.162.193.141
77 2026-08-12 08:54 639221216797540533
14 ms 172.64.33.141
76 2026-08-12 08:54 639221216797540533
14 ms 173.245.59.141
75 2026-08-12 08:39 639221207385792352
22 ms 173.245.59.141
74 2026-08-12 08:39 639221207385792352
22 ms 108.162.193.141
73 2026-08-12 08:39 639221207385792352
22 ms 172.64.33.141
72 2026-08-12 08:23 639221198078534844
2025 ms 108.162.193.141
71 2026-08-12 08:23 639221198078534844
2025 ms 173.245.59.141
70 2026-08-12 08:23 639221198078534844
2025 ms 172.64.33.141
69 2026-08-12 08:08 639221188677585577
14 ms 173.245.59.141
68 2026-08-12 08:08 639221188677585577
14 ms 108.162.193.141
67 2026-08-12 08:08 639221188677585577
14 ms 172.64.33.141
66 2026-08-12 07:15 639221157276484143
3 ms 108.162.193.141
65 2026-08-12 07:15 639221157276484143
3 ms 172.64.33.141
64 2026-08-12 07:15 639221157276484143
3 ms 173.245.59.141
63 2026-08-12 06:59 639221147876262183
17 ms 108.162.193.141
62 2026-08-12 06:59 639221147876262183
17 ms 172.64.33.141
61 2026-08-12 06:59 639221147876262183
17 ms 173.245.59.141
60 2026-08-12 06:44 639221138388812469
36 ms 108.162.193.141
59 2026-08-12 06:44 639221138388812469
36 ms 172.64.33.141
58 2026-08-12 06:44 639221138388812469
36 ms 173.245.59.141
57 2026-08-12 06:28 639221128987381118
2032 ms 108.162.193.141
56 2026-08-12 06:28 639221128987381118
2032 ms 172.64.33.141
55 2026-08-12 06:28 639221128987381118
2032 ms 173.245.59.141
54 2026-08-12 05:36 639221097816416095
2019 ms 108.162.193.141
53 2026-08-12 05:36 639221097816416095
2019 ms 173.245.59.141
52 2026-08-12 05:36 639221097816416095
2019 ms 172.64.33.141
51 2026-08-12 05:20 639221088508065616
3 ms 108.162.193.141
50 2026-08-12 05:20 639221088508065616
3 ms 172.64.33.141
49 2026-08-12 05:20 639221088508065616
3 ms 173.245.59.141
48 2026-08-12 05:05 639221079092308503
50 ms 108.162.193.141
47 2026-08-12 05:05 639221079092308503
50 ms 172.64.33.141
46 2026-08-12 05:05 639221079092308503
50 ms 173.245.59.141
45 2026-08-12 04:49 639221069595873597
8 ms 108.162.193.141
44 2026-08-12 04:49 639221069595873597
8 ms 172.64.33.141
43 2026-08-12 04:49 639221069595873597
8 ms 173.245.59.141
42 2026-08-12 03:57 639221038601577496
36 ms 108.162.193.141
41 2026-08-12 03:57 639221038601577496
36 ms 172.64.33.141
40 2026-08-12 03:57 639221038601577496
36 ms 173.245.59.141
39 2026-08-12 03:42 639221029533901299
4061 ms 108.162.193.141
38 2026-08-12 03:42 639221029533901299
4061 ms 173.245.59.141
37 2026-08-12 03:42 639221029533901299
4061 ms 172.64.33.141
36 2026-08-12 03:27 639221020333828965
4056 ms 172.64.33.141
35 2026-08-12 03:27 639221020333828965
4056 ms 108.162.193.141
34 2026-08-12 03:27 639221020333828965
4056 ms 173.245.59.141
33 2026-08-12 03:11 639221011110510484
74 ms 108.162.193.141
32 2026-08-12 03:11 639221011110510484
74 ms 172.64.33.141
31 2026-08-12 03:11 639221011110510484
74 ms 173.245.59.141
30 2026-08-12 02:19 639220979815209769
15 ms 108.162.193.141
29 2026-08-12 02:19 639220979815209769
15 ms 172.64.33.141
28 2026-08-12 02:19 639220979815209769
15 ms 173.245.59.141
27 2026-08-12 02:04 639220970971410921
9 ms 108.162.193.141
26 2026-08-12 02:04 639220970971410921
9 ms 172.64.33.141
25 2026-08-12 02:04 639220970971410921
9 ms 173.245.59.141
24 2026-08-12 01:49 639220961848982361
10 ms 172.64.33.141
23 2026-08-12 01:49 639220961848982361
10 ms 108.162.193.141
22 2026-08-12 01:49 639220961848982361
10 ms 173.245.59.141
21 2026-08-12 01:34 639220952784591501
2038 ms 172.64.33.141
20 2026-08-12 01:34 639220952784591501
2038 ms 173.245.59.141
19 2026-08-12 01:34 639220952784591501
2038 ms 108.162.193.141
18 2026-08-12 01:19 639220943893596731
3 ms 108.162.193.141
17 2026-08-12 01:19 639220943893596731
3 ms 172.64.33.141
16 2026-08-12 01:19 639220943893596731
3 ms 173.245.59.141
15 2026-08-12 01:04 639220934954704520
49 ms 108.162.193.141
14 2026-08-12 01:04 639220934954704520
49 ms 172.64.33.141
13 2026-08-12 01:04 639220934954704520
49 ms 173.245.59.141
12 2026-08-12 00:49 639220925792457751
32 ms 108.162.193.141
11 2026-08-12 00:49 639220925792457751
32 ms 172.64.33.141
10 2026-08-12 00:49 639220925792457751
32 ms 173.245.59.141
9 2026-08-12 00:34 639220916610063538
3 ms 108.162.193.141
8 2026-08-12 00:34 639220916610063538
3 ms 172.64.33.141
7 2026-08-12 00:34 639220916610063538
3 ms 173.245.59.141
6 2026-08-12 00:18 639220907229361754
25 ms 108.162.193.141
5 2026-08-12 00:18 639220907229361754
25 ms 172.64.33.141
4 2026-08-12 00:18 639220907229361754
25 ms 173.245.59.141
3 2026-08-12 00:03 639220897896762127
3 ms 108.162.193.141
2 2026-08-12 00:03 639220897896762127
3 ms 172.64.33.141
1 2026-08-12 00:03 639220897896762127
3 ms 173.245.59.141