DNS response history for mack.ns.cloudflare.com

mack.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 2026-08-08. For this date, NameServerHistory found 190 DNS check records, 189 successful responses, 1 failed responses, and 182 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 mack.ns.cloudflare.com.
Records on Selected Date

190

Historical checks stored for this nameserver on selected date

Average Latency

182 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-08 23:56

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.159.44.37

Most recently resolved hosting IP on selected date

Successful Responses

189

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 mack.ns.cloudflare.com

Showing DNS history for 2026-08-08 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
190 2026-08-08 23:56 639218300987184335
47 ms 162.159.44.37
189 2026-08-08 23:56 639218300987184335
47 ms 172.64.35.37
188 2026-08-08 23:56 639218300987184335
47 ms 108.162.195.37
187 2026-08-08 23:41 639218291874134258
28 ms 162.159.44.37
186 2026-08-08 23:41 639218291874134258
28 ms 108.162.195.37
185 2026-08-08 23:41 639218291874134258
28 ms 172.64.35.37
184 2026-08-08 23:26 639218282817785496
36 ms 172.64.35.37
183 2026-08-08 23:26 639218282817785496
36 ms 162.159.44.37
182 2026-08-08 23:26 639218282817785496
36 ms 108.162.195.37
181 2026-08-08 22:34 639218252106422334
30 ms 162.159.44.37
180 2026-08-08 22:34 639218252106422334
30 ms 172.64.35.37
179 2026-08-08 22:34 639218252106422334
30 ms 108.162.195.37
178 2026-08-08 22:20 639218243323944113
6 ms 108.162.195.37
177 2026-08-08 22:20 639218243323944113
6 ms 162.159.44.37
176 2026-08-08 22:20 639218243323944113
6 ms 172.64.35.37
175 2026-08-08 22:05 639218234397020230
76 ms 108.162.195.37
174 2026-08-08 22:05 639218234397020230
76 ms 172.64.35.37
173 2026-08-08 22:05 639218234397020230
76 ms 162.159.44.37
172 2026-08-08 21:50 639218225412858763
5 ms 108.162.195.37
171 2026-08-08 21:50 639218225412858763
5 ms 162.159.44.37
170 2026-08-08 21:50 639218225412858763
5 ms 172.64.35.37
169 2026-08-08 20:58 639218194282616684
34 ms 108.162.195.37
168 2026-08-08 20:58 639218194282616684
34 ms 162.159.44.37
167 2026-08-08 20:58 639218194282616684
34 ms 172.64.35.37
166 2026-08-08 20:43 639218185036989606
54 ms 162.159.44.37
165 2026-08-08 20:43 639218185036989606
54 ms 108.162.195.37
164 2026-08-08 20:43 639218185036989606
54 ms 172.64.35.37
163 2026-08-08 20:28 639218175974363575
39 ms 108.162.195.37
162 2026-08-08 20:28 639218175974363575
39 ms 162.159.44.37
161 2026-08-08 20:28 639218175974363575
39 ms 172.64.35.37
160 2026-08-08 20:13 639218166972644815
-
159 2026-08-08 19:21 639218135900313734
32 ms 108.162.195.37
158 2026-08-08 19:21 639218135900313734
32 ms 162.159.44.37
157 2026-08-08 19:21 639218135900313734
32 ms 172.64.35.37
156 2026-08-08 19:06 639218127088470726
11 ms 108.162.195.37
155 2026-08-08 19:06 639218127088470726
11 ms 162.159.44.37
154 2026-08-08 19:06 639218127088470726
11 ms 172.64.35.37
153 2026-08-08 18:51 639218118310406743
80 ms 162.159.44.37
152 2026-08-08 18:51 639218118310406743
80 ms 172.64.35.37
151 2026-08-08 18:51 639218118310406743
80 ms 108.162.195.37
150 2026-08-08 18:37 639218109452520238
20 ms 108.162.195.37
149 2026-08-08 18:37 639218109452520238
20 ms 162.159.44.37
148 2026-08-08 18:37 639218109452520238
20 ms 172.64.35.37
147 2026-08-08 17:45 639218078440804962
17 ms 108.162.195.37
146 2026-08-08 17:45 639218078440804962
17 ms 162.159.44.37
145 2026-08-08 17:45 639218078440804962
17 ms 172.64.35.37
144 2026-08-08 17:31 639218069827056995
10 ms 108.162.195.37
143 2026-08-08 17:31 639218069827056995
10 ms 162.159.44.37
142 2026-08-08 17:31 639218069827056995
10 ms 172.64.35.37
141 2026-08-08 17:16 639218060928974999
3 ms 108.162.195.37
140 2026-08-08 17:16 639218060928974999
3 ms 162.159.44.37
139 2026-08-08 17:16 639218060928974999
3 ms 172.64.35.37
138 2026-08-08 17:01 639218052072104591
10 ms 108.162.195.37
137 2026-08-08 17:01 639218052072104591
10 ms 162.159.44.37
136 2026-08-08 17:01 639218052072104591
10 ms 172.64.35.37
135 2026-08-08 16:09 639218021131612993
8 ms 108.162.195.37
134 2026-08-08 16:09 639218021131612993
8 ms 162.159.44.37
133 2026-08-08 16:09 639218021131612993
8 ms 172.64.35.37
132 2026-08-08 15:55 639218012544891033
2009 ms 162.159.44.37
131 2026-08-08 15:55 639218012544891033
2009 ms 108.162.195.37
130 2026-08-08 15:55 639218012544891033
2009 ms 172.64.35.37
129 2026-08-08 15:40 639218003733822367
2021 ms 162.159.44.37
128 2026-08-08 15:40 639218003733822367
2021 ms 172.64.35.37
127 2026-08-08 15:40 639218003733822367
2021 ms 108.162.195.37
126 2026-08-08 15:25 639217994998349201
4 ms 108.162.195.37
125 2026-08-08 15:25 639217994998349201
4 ms 162.159.44.37
124 2026-08-08 15:25 639217994998349201
4 ms 172.64.35.37
123 2026-08-08 14:33 639217963788814319
20 ms 108.162.195.37
122 2026-08-08 14:33 639217963788814319
20 ms 162.159.44.37
121 2026-08-08 14:33 639217963788814319
20 ms 172.64.35.37
120 2026-08-08 14:19 639217955087396874
31 ms 108.162.195.37
119 2026-08-08 14:19 639217955087396874
31 ms 162.159.44.37
118 2026-08-08 14:19 639217955087396874
31 ms 172.64.35.37
117 2026-08-08 14:04 639217946350294952
17 ms 108.162.195.37
116 2026-08-08 14:04 639217946350294952
17 ms 162.159.44.37
115 2026-08-08 14:04 639217946350294952
17 ms 172.64.35.37
114 2026-08-08 13:50 639217937526020436
3 ms 108.162.195.37
113 2026-08-08 13:50 639217937526020436
3 ms 162.159.44.37
112 2026-08-08 13:50 639217937526020436
3 ms 172.64.35.37
111 2026-08-08 12:58 639217906769667024
14 ms 108.162.195.37
110 2026-08-08 12:58 639217906769667024
14 ms 162.159.44.37
109 2026-08-08 12:58 639217906769667024
14 ms 172.64.35.37
108 2026-08-08 12:44 639217898300938849
7 ms 108.162.195.37
107 2026-08-08 12:44 639217898300938849
7 ms 172.64.35.37
106 2026-08-08 12:44 639217898300938849
7 ms 162.159.44.37
105 2026-08-08 12:30 639217889778639925
36 ms 108.162.195.37
104 2026-08-08 12:30 639217889778639925
36 ms 162.159.44.37
103 2026-08-08 12:30 639217889778639925
36 ms 172.64.35.37
102 2026-08-08 12:16 639217881083065140
7 ms 108.162.195.37
101 2026-08-08 12:16 639217881083065140
7 ms 162.159.44.37
100 2026-08-08 12:16 639217881083065140
7 ms 172.64.35.37
99 2026-08-08 11:26 639217850620659312
20 ms 108.162.195.37
98 2026-08-08 11:26 639217850620659312
20 ms 162.159.44.37
97 2026-08-08 11:26 639217850620659312
20 ms 172.64.35.37
96 2026-08-08 11:12 639217841938624907
16 ms 108.162.195.37
95 2026-08-08 11:12 639217841938624907
16 ms 162.159.44.37
94 2026-08-08 11:12 639217841938624907
16 ms 172.64.35.37
93 2026-08-08 10:57 639217833389546843
8 ms 108.162.195.37
92 2026-08-08 10:57 639217833389546843
8 ms 162.159.44.37
91 2026-08-08 10:57 639217833389546843
8 ms 172.64.35.37
90 2026-08-08 10:43 639217824846173945
22 ms 108.162.195.37
89 2026-08-08 10:43 639217824846173945
22 ms 162.159.44.37
88 2026-08-08 10:43 639217824846173945
22 ms 172.64.35.37
87 2026-08-08 09:51 639217793807292972
16 ms 108.162.195.37
86 2026-08-08 09:51 639217793807292972
16 ms 162.159.44.37
85 2026-08-08 09:51 639217793807292972
16 ms 172.64.35.37
84 2026-08-08 09:37 639217785208951403
17 ms 108.162.195.37
83 2026-08-08 09:37 639217785208951403
17 ms 162.159.44.37
82 2026-08-08 09:37 639217785208951403
17 ms 172.64.35.37
81 2026-08-08 09:23 639217776566534942
4 ms 108.162.195.37
80 2026-08-08 09:23 639217776566534942
4 ms 162.159.44.37
79 2026-08-08 09:23 639217776566534942
4 ms 172.64.35.37
78 2026-08-08 09:08 639217767935139326
23 ms 108.162.195.37
77 2026-08-08 09:08 639217767935139326
23 ms 162.159.44.37
76 2026-08-08 09:08 639217767935139326
23 ms 172.64.35.37
75 2026-08-08 08:17 639217737225367411
13 ms 108.162.195.37
74 2026-08-08 08:17 639217737225367411
13 ms 162.159.44.37
73 2026-08-08 08:17 639217737225367411
13 ms 172.64.35.37
72 2026-08-08 08:03 639217728765093674
19 ms 108.162.195.37
71 2026-08-08 08:03 639217728765093674
19 ms 162.159.44.37
70 2026-08-08 08:03 639217728765093674
19 ms 172.64.35.37
69 2026-08-08 07:49 639217720136905586
11 ms 108.162.195.37
68 2026-08-08 07:49 639217720136905586
11 ms 162.159.44.37
67 2026-08-08 07:49 639217720136905586
11 ms 172.64.35.37
66 2026-08-08 07:34 639217711410853004
12 ms 108.162.195.37
65 2026-08-08 07:34 639217711410853004
12 ms 162.159.44.37
64 2026-08-08 07:34 639217711410853004
12 ms 172.64.35.37
63 2026-08-08 06:41 639217680275549698
43 ms 108.162.195.37
62 2026-08-08 06:41 639217680275549698
43 ms 172.64.35.37
61 2026-08-08 06:41 639217680275549698
43 ms 162.159.44.37
60 2026-08-08 06:26 639217671340563867
2024 ms 108.162.195.37
59 2026-08-08 06:26 639217671340563867
2024 ms 162.159.44.37
58 2026-08-08 06:26 639217671340563867
2024 ms 172.64.35.37
57 2026-08-08 06:12 639217662739829952
34 ms 108.162.195.37
56 2026-08-08 06:12 639217662739829952
34 ms 162.159.44.37
55 2026-08-08 06:12 639217662739829952
34 ms 172.64.35.37
54 2026-08-08 05:57 639217654129395144
7 ms 108.162.195.37
53 2026-08-08 05:57 639217654129395144
7 ms 162.159.44.37
52 2026-08-08 05:57 639217654129395144
7 ms 172.64.35.37
51 2026-08-08 05:07 639217623690502934
15 ms 162.159.44.37
50 2026-08-08 05:07 639217623690502934
15 ms 108.162.195.37
49 2026-08-08 05:07 639217623690502934
15 ms 172.64.35.37
48 2026-08-08 04:53 639217615180184169
2044 ms 172.64.35.37
47 2026-08-08 04:53 639217615180184169
2044 ms 162.159.44.37
46 2026-08-08 04:53 639217615180184169
2044 ms 108.162.195.37
45 2026-08-08 04:38 639217606737293244
8 ms 108.162.195.37
44 2026-08-08 04:38 639217606737293244
8 ms 172.64.35.37
43 2026-08-08 04:38 639217606737293244
8 ms 162.159.44.37
42 2026-08-08 04:24 639217598089858483
16 ms 162.159.44.37
41 2026-08-08 04:24 639217598089858483
16 ms 108.162.195.37
40 2026-08-08 04:24 639217598089858483
16 ms 172.64.35.37
39 2026-08-08 03:33 639217567343169140
32 ms 172.64.35.37
38 2026-08-08 03:33 639217567343169140
32 ms 162.159.44.37
37 2026-08-08 03:33 639217567343169140
32 ms 108.162.195.37
36 2026-08-08 03:18 639217558743892856
11 ms 108.162.195.37
35 2026-08-08 03:18 639217558743892856
11 ms 162.159.44.37
34 2026-08-08 03:18 639217558743892856
11 ms 172.64.35.37
33 2026-08-08 03:04 639217550069823359
41 ms 162.159.44.37
32 2026-08-08 03:04 639217550069823359
41 ms 108.162.195.37
31 2026-08-08 03:04 639217550069823359
41 ms 172.64.35.37
30 2026-08-08 02:50 639217541571663863
65 ms 108.162.195.37
29 2026-08-08 02:50 639217541571663863
65 ms 162.159.44.37
28 2026-08-08 02:50 639217541571663863
65 ms 172.64.35.37
27 2026-08-08 01:57 639217510598671918
26 ms 108.162.195.37
26 2026-08-08 01:57 639217510598671918
26 ms 162.159.44.37
25 2026-08-08 01:57 639217510598671918
26 ms 172.64.35.37
24 2026-08-08 01:43 639217501853904641
22 ms 162.159.44.37
23 2026-08-08 01:43 639217501853904641
22 ms 172.64.35.37
22 2026-08-08 01:43 639217501853904641
22 ms 108.162.195.37
21 2026-08-08 01:28 639217492857464038
21 ms 108.162.195.37
20 2026-08-08 01:28 639217492857464038
21 ms 162.159.44.37
19 2026-08-08 01:28 639217492857464038
21 ms 172.64.35.37
18 2026-08-08 01:13 639217483935810845
41 ms 108.162.195.37
17 2026-08-08 01:13 639217483935810845
41 ms 162.159.44.37
16 2026-08-08 01:13 639217483935810845
41 ms 172.64.35.37
15 2026-08-08 00:58 639217475281344873
2030 ms 108.162.195.37
14 2026-08-08 00:58 639217475281344873
2030 ms 162.159.44.37
13 2026-08-08 00:58 639217475281344873
2030 ms 172.64.35.37
12 2026-08-08 00:44 639217466591266473
7 ms 108.162.195.37
11 2026-08-08 00:44 639217466591266473
7 ms 162.159.44.37
10 2026-08-08 00:44 639217466591266473
7 ms 172.64.35.37
9 2026-08-08 00:29 639217457842031506
22 ms 108.162.195.37
8 2026-08-08 00:29 639217457842031506
22 ms 162.159.44.37
7 2026-08-08 00:29 639217457842031506
22 ms 172.64.35.37
6 2026-08-08 00:15 639217449192590684
26 ms 108.162.195.37
5 2026-08-08 00:15 639217449192590684
26 ms 162.159.44.37
4 2026-08-08 00:15 639217449192590684
26 ms 172.64.35.37
3 2026-08-08 00:00 639217440385817840
14 ms 162.159.44.37
2 2026-08-08 00:00 639217440385817840
14 ms 172.64.35.37
1 2026-08-08 00:00 639217440385817840
14 ms 108.162.195.37