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 2026-08-27. For this date, NameServerHistory found 169 DNS check records, 168 successful responses, 1 failed responses, and 377 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

169

Historical checks stored for this nameserver on selected date

Average Latency

377 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 18:36

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.64.33.141

Most recently resolved hosting IP on selected date

Successful Responses

168

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

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 2026-08-27 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
169 2026-08-27 18:36 639234525107594067
2013 ms 172.64.33.141
168 2026-08-27 18:36 639234525107594067
2013 ms 173.245.59.141
167 2026-08-27 18:36 639234525107594067
2013 ms 108.162.193.141
166 2026-08-27 18:19 639234514890244566
37 ms 108.162.193.141
165 2026-08-27 18:19 639234514890244566
37 ms 172.64.33.141
164 2026-08-27 18:19 639234514890244566
37 ms 173.245.59.141
163 2026-08-27 18:02 639234504745477862
9 ms 173.245.59.141
162 2026-08-27 18:02 639234504745477862
9 ms 172.64.33.141
161 2026-08-27 18:02 639234504745477862
9 ms 108.162.193.141
160 2026-08-27 17:45 639234494449227290
7 ms 173.245.59.141
159 2026-08-27 17:45 639234494449227290
7 ms 172.64.33.141
158 2026-08-27 17:45 639234494449227290
7 ms 108.162.193.141
157 2026-08-27 17:27 639234484118025686
4 ms 108.162.193.141
156 2026-08-27 17:27 639234484118025686
4 ms 172.64.33.141
155 2026-08-27 17:27 639234484118025686
4 ms 173.245.59.141
154 2026-08-27 17:10 639234473946362077
32 ms 172.64.33.141
153 2026-08-27 17:10 639234473946362077
32 ms 173.245.59.141
152 2026-08-27 17:10 639234473946362077
32 ms 108.162.193.141
151 2026-08-27 16:54 639234463759124388
3 ms 108.162.193.141
150 2026-08-27 16:54 639234463759124388
3 ms 172.64.33.141
149 2026-08-27 16:54 639234463759124388
3 ms 173.245.59.141
148 2026-08-27 16:36 639234453500759178
45 ms 108.162.193.141
147 2026-08-27 16:36 639234453500759178
45 ms 172.64.33.141
146 2026-08-27 16:36 639234453500759178
45 ms 173.245.59.141
145 2026-08-27 16:19 639234442983541638
3 ms 108.162.193.141
144 2026-08-27 16:19 639234442983541638
3 ms 172.64.33.141
143 2026-08-27 16:19 639234442983541638
3 ms 173.245.59.141
142 2026-08-27 16:01 639234432404354562
31 ms 108.162.193.141
141 2026-08-27 16:01 639234432404354562
31 ms 172.64.33.141
140 2026-08-27 16:01 639234432404354562
31 ms 173.245.59.141
139 2026-08-27 15:07 639234399767719119
4 ms 108.162.193.141
138 2026-08-27 15:07 639234399767719119
4 ms 172.64.33.141
137 2026-08-27 15:07 639234399767719119
4 ms 173.245.59.141
136 2026-08-27 14:50 639234389460601485
2023 ms 108.162.193.141
135 2026-08-27 14:50 639234389460601485
2023 ms 173.245.59.141
134 2026-08-27 14:50 639234389460601485
2023 ms 172.64.33.141
133 2026-08-27 14:33 639234379227178707
30 ms 108.162.193.141
132 2026-08-27 14:33 639234379227178707
30 ms 172.64.33.141
131 2026-08-27 14:33 639234379227178707
30 ms 173.245.59.141
130 2026-08-27 14:16 639234369065315214
35 ms 172.64.33.141
129 2026-08-27 14:16 639234369065315214
35 ms 173.245.59.141
128 2026-08-27 14:16 639234369065315214
35 ms 108.162.193.141
127 2026-08-27 13:59 639234358825501576
29 ms 108.162.193.141
126 2026-08-27 13:59 639234358825501576
29 ms 172.64.33.141
125 2026-08-27 13:59 639234358825501576
29 ms 173.245.59.141
124 2026-08-27 13:42 639234348572745268
8 ms 108.162.193.141
123 2026-08-27 13:42 639234348572745268
8 ms 172.64.33.141
122 2026-08-27 13:42 639234348572745268
8 ms 173.245.59.141
121 2026-08-27 13:24 639234338264503481
76 ms 108.162.193.141
120 2026-08-27 13:24 639234338264503481
76 ms 172.64.33.141
119 2026-08-27 13:24 639234338264503481
76 ms 173.245.59.141
118 2026-08-27 13:07 639234327818741376
28 ms 172.64.33.141
117 2026-08-27 13:07 639234327818741376
28 ms 173.245.59.141
116 2026-08-27 13:07 639234327818741376
28 ms 108.162.193.141
115 2026-08-27 12:50 639234317475724313
2063 ms 172.64.33.141
114 2026-08-27 12:50 639234317475724313
2063 ms 173.245.59.141
113 2026-08-27 12:50 639234317475724313
2063 ms 108.162.193.141
112 2026-08-27 12:32 639234307007468133
5 ms 108.162.193.141
111 2026-08-27 12:32 639234307007468133
5 ms 172.64.33.141
110 2026-08-27 12:32 639234307007468133
5 ms 173.245.59.141
109 2026-08-27 12:15 639234296664302575
3 ms 108.162.193.141
108 2026-08-27 12:15 639234296664302575
3 ms 172.64.33.141
107 2026-08-27 12:15 639234296664302575
3 ms 173.245.59.141
106 2026-08-27 11:58 639234286253196126
8 ms 108.162.193.141
105 2026-08-27 11:58 639234286253196126
8 ms 172.64.33.141
104 2026-08-27 11:58 639234286253196126
8 ms 173.245.59.141
103 2026-08-27 11:04 639234253963286387
12 ms 108.162.193.141
102 2026-08-27 11:04 639234253963286387
12 ms 172.64.33.141
101 2026-08-27 11:04 639234253963286387
12 ms 173.245.59.141
100 2026-08-27 10:47 639234243654907465
57 ms 108.162.193.141
99 2026-08-27 10:47 639234243654907465
57 ms 173.245.59.141
98 2026-08-27 10:47 639234243654907465
57 ms 172.64.33.141
97 2026-08-27 10:29 639234233269654413
6 ms 108.162.193.141
96 2026-08-27 10:29 639234233269654413
6 ms 172.64.33.141
95 2026-08-27 10:29 639234233269654413
6 ms 173.245.59.141
94 2026-08-27 10:12 639234222943951923
4 ms 108.162.193.141
93 2026-08-27 10:12 639234222943951923
4 ms 172.64.33.141
92 2026-08-27 10:12 639234222943951923
4 ms 173.245.59.141
91 2026-08-27 09:55 639234212558002823
61 ms 173.245.59.141
90 2026-08-27 09:55 639234212558002823
61 ms 108.162.193.141
89 2026-08-27 09:55 639234212558002823
61 ms 172.64.33.141
88 2026-08-27 09:37 639234202117531850
8 ms 108.162.193.141
87 2026-08-27 09:37 639234202117531850
8 ms 172.64.33.141
86 2026-08-27 09:37 639234202117531850
8 ms 173.245.59.141
85 2026-08-27 09:20 639234191649612722
8 ms 108.162.193.141
84 2026-08-27 09:20 639234191649612722
8 ms 172.64.33.141
83 2026-08-27 09:20 639234191649612722
8 ms 173.245.59.141
82 2026-08-27 09:02 639234181105879568
9 ms 108.162.193.141
81 2026-08-27 09:02 639234181105879568
9 ms 172.64.33.141
80 2026-08-27 09:02 639234181105879568
9 ms 173.245.59.141
79 2026-08-27 08:45 639234170713214496
4 ms 108.162.193.141
78 2026-08-27 08:45 639234170713214496
4 ms 172.64.33.141
77 2026-08-27 08:45 639234170713214496
4 ms 173.245.59.141
76 2026-08-27 08:28 639234160341037652
4 ms 108.162.193.141
75 2026-08-27 08:28 639234160341037652
4 ms 172.64.33.141
74 2026-08-27 08:28 639234160341037652
4 ms 173.245.59.141
73 2026-08-27 08:10 639234149799404224
18 ms 108.162.193.141
72 2026-08-27 08:10 639234149799404224
18 ms 172.64.33.141
71 2026-08-27 08:10 639234149799404224
18 ms 173.245.59.141
70 2026-08-27 07:53 639234139553286469
38 ms 108.162.193.141
69 2026-08-27 07:53 639234139553286469
38 ms 173.245.59.141
68 2026-08-27 07:53 639234139553286469
38 ms 172.64.33.141
67 2026-08-27 06:59 639234107183588293
22 ms 108.162.193.141
66 2026-08-27 06:59 639234107183588293
22 ms 172.64.33.141
65 2026-08-27 06:59 639234107183588293
22 ms 173.245.59.141
64 2026-08-27 06:42 639234096905435724
11 ms 108.162.193.141
63 2026-08-27 06:42 639234096905435724
11 ms 173.245.59.141
62 2026-08-27 06:42 639234096905435724
11 ms 172.64.33.141
61 2026-08-27 06:25 639234086579410775
7 ms 108.162.193.141
60 2026-08-27 06:25 639234086579410775
7 ms 173.245.59.141
59 2026-08-27 06:25 639234086579410775
7 ms 172.64.33.141
58 2026-08-27 06:08 639234076291157956
-
57 2026-08-27 05:51 639234065981939454
15 ms 108.162.193.141
56 2026-08-27 05:51 639234065981939454
15 ms 172.64.33.141
55 2026-08-27 05:51 639234065981939454
15 ms 173.245.59.141
54 2026-08-27 05:33 639234055548642997
3 ms 108.162.193.141
53 2026-08-27 05:33 639234055548642997
3 ms 172.64.33.141
52 2026-08-27 05:33 639234055548642997
3 ms 173.245.59.141
51 2026-08-27 05:16 639234045267979603
13 ms 173.245.59.141
50 2026-08-27 05:16 639234045267979603
13 ms 108.162.193.141
49 2026-08-27 05:16 639234045267979603
13 ms 172.64.33.141
48 2026-08-27 04:59 639234034999717463
23 ms 173.245.59.141
47 2026-08-27 04:59 639234034999717463
23 ms 108.162.193.141
46 2026-08-27 04:59 639234034999717463
23 ms 172.64.33.141
45 2026-08-27 04:42 639234024739225358
2023 ms 173.245.59.141
44 2026-08-27 04:42 639234024739225358
2023 ms 172.64.33.141
43 2026-08-27 04:42 639234024739225358
2023 ms 108.162.193.141
42 2026-08-27 04:25 639234014311170162
4 ms 108.162.193.141
41 2026-08-27 04:25 639234014311170162
4 ms 172.64.33.141
40 2026-08-27 04:25 639234014311170162
4 ms 173.245.59.141
39 2026-08-27 04:07 639234003806017640
13 ms 108.162.193.141
38 2026-08-27 04:07 639234003806017640
13 ms 172.64.33.141
37 2026-08-27 04:07 639234003806017640
13 ms 173.245.59.141
36 2026-08-27 03:50 639233993356203030
11 ms 173.245.59.141
35 2026-08-27 03:50 639233993356203030
11 ms 108.162.193.141
34 2026-08-27 03:50 639233993356203030
11 ms 172.64.33.141
33 2026-08-27 02:56 639233961301716608
62 ms 108.162.193.141
32 2026-08-27 02:56 639233961301716608
62 ms 172.64.33.141
31 2026-08-27 02:56 639233961301716608
62 ms 173.245.59.141
30 2026-08-27 02:39 639233950834200647
5 ms 108.162.193.141
29 2026-08-27 02:39 639233950834200647
5 ms 172.64.33.141
28 2026-08-27 02:39 639233950834200647
5 ms 173.245.59.141
27 2026-08-27 02:21 639233940431849026
4 ms 108.162.193.141
26 2026-08-27 02:21 639233940431849026
4 ms 172.64.33.141
25 2026-08-27 02:21 639233940431849026
4 ms 173.245.59.141
24 2026-08-27 02:04 639233930110596398
12 ms 108.162.193.141
23 2026-08-27 02:04 639233930110596398
12 ms 172.64.33.141
22 2026-08-27 02:04 639233930110596398
12 ms 173.245.59.141
21 2026-08-27 01:47 639233919705434540
4 ms 108.162.193.141
20 2026-08-27 01:47 639233919705434540
4 ms 172.64.33.141
19 2026-08-27 01:47 639233919705434540
4 ms 173.245.59.141
18 2026-08-27 01:30 639233909452807845
36 ms 173.245.59.141
17 2026-08-27 01:30 639233909452807845
36 ms 108.162.193.141
16 2026-08-27 01:30 639233909452807845
36 ms 172.64.33.141
15 2026-08-27 01:12 639233899096420820
24 ms 108.162.193.141
14 2026-08-27 01:12 639233899096420820
24 ms 173.245.59.141
13 2026-08-27 01:12 639233899096420820
24 ms 172.64.33.141
12 2026-08-27 00:55 639233888707824939
4027 ms 172.64.33.141
11 2026-08-27 00:55 639233888707824939
4027 ms 173.245.59.141
10 2026-08-27 00:55 639233888707824939
4027 ms 108.162.193.141
9 2026-08-27 00:38 639233878461203802
4061 ms 108.162.193.141
8 2026-08-27 00:38 639233878461203802
4061 ms 172.64.33.141
7 2026-08-27 00:38 639233878461203802
4061 ms 173.245.59.141
6 2026-08-27 00:21 639233868060868209
4019 ms 108.162.193.141
5 2026-08-27 00:21 639233868060868209
4019 ms 172.64.33.141
4 2026-08-27 00:21 639233868060868209
4019 ms 173.245.59.141
3 2026-08-27 00:03 639233857450922991
4 ms 108.162.193.141
2 2026-08-27 00:03 639233857450922991
4 ms 172.64.33.141
1 2026-08-27 00:03 639233857450922991
4 ms 173.245.59.141