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 2026-08-13. For this date, NameServerHistory found 212 DNS check records, 210 successful responses, 2 failed responses, and 135 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

212

Historical checks stored for this nameserver on selected date

Average Latency

135 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-13 23:54

All timestamps shown in UTC

Latest Resolved IP on Selected Date

108.162.195.37

Most recently resolved hosting IP on selected date

Successful Responses

210

Checks that returned a measurable response

Failed Responses

2

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 2026-08-13 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
212 2026-08-13 23:54 639222618462620588
-
211 2026-08-13 23:38 639222608688333012
57 ms 108.162.195.37
210 2026-08-13 23:38 639222608688333012
57 ms 162.159.44.37
209 2026-08-13 23:38 639222608688333012
57 ms 172.64.35.37
208 2026-08-13 23:21 639222598741756356
13 ms 108.162.195.37
207 2026-08-13 23:21 639222598741756356
13 ms 162.159.44.37
206 2026-08-13 23:21 639222598741756356
13 ms 172.64.35.37
205 2026-08-13 23:04 639222588615244093
47 ms 108.162.195.37
204 2026-08-13 23:04 639222588615244093
47 ms 162.159.44.37
203 2026-08-13 23:04 639222588615244093
47 ms 172.64.35.37
202 2026-08-13 22:11 639222556495289724
17 ms 108.162.195.37
201 2026-08-13 22:11 639222556495289724
17 ms 162.159.44.37
200 2026-08-13 22:11 639222556495289724
17 ms 172.64.35.37
199 2026-08-13 21:54 639222546477917698
5 ms 108.162.195.37
198 2026-08-13 21:54 639222546477917698
5 ms 162.159.44.37
197 2026-08-13 21:54 639222546477917698
5 ms 172.64.35.37
196 2026-08-13 21:37 639222536257653790
61 ms 162.159.44.37
195 2026-08-13 21:37 639222536257653790
61 ms 108.162.195.37
194 2026-08-13 21:37 639222536257653790
61 ms 172.64.35.37
193 2026-08-13 21:20 639222525833084485
17 ms 108.162.195.37
192 2026-08-13 21:20 639222525833084485
17 ms 172.64.35.37
191 2026-08-13 21:20 639222525833084485
17 ms 162.159.44.37
190 2026-08-13 21:03 639222515446085004
9 ms 108.162.195.37
189 2026-08-13 21:03 639222515446085004
9 ms 162.159.44.37
188 2026-08-13 21:03 639222515446085004
9 ms 172.64.35.37
187 2026-08-13 20:45 639222505166766781
25 ms 108.162.195.37
186 2026-08-13 20:45 639222505166766781
25 ms 162.159.44.37
185 2026-08-13 20:45 639222505166766781
25 ms 172.64.35.37
184 2026-08-13 20:28 639222494930541001
4 ms 108.162.195.37
183 2026-08-13 20:28 639222494930541001
4 ms 162.159.44.37
182 2026-08-13 20:28 639222494930541001
4 ms 172.64.35.37
181 2026-08-13 20:11 639222484469216890
2044 ms 108.162.195.37
180 2026-08-13 20:11 639222484469216890
2044 ms 162.159.44.37
179 2026-08-13 20:11 639222484469216890
2044 ms 172.64.35.37
178 2026-08-13 19:54 639222474270039940
10 ms 172.64.35.37
177 2026-08-13 19:54 639222474270039940
10 ms 162.159.44.37
176 2026-08-13 19:54 639222474270039940
10 ms 108.162.195.37
175 2026-08-13 19:37 639222464005587385
31 ms 108.162.195.37
174 2026-08-13 19:37 639222464005587385
31 ms 162.159.44.37
173 2026-08-13 19:37 639222464005587385
31 ms 172.64.35.37
172 2026-08-13 19:19 639222453485975041
23 ms 108.162.195.37
171 2026-08-13 19:19 639222453485975041
23 ms 162.159.44.37
170 2026-08-13 19:19 639222453485975041
23 ms 172.64.35.37
169 2026-08-13 19:02 639222442984828770
32 ms 108.162.195.37
168 2026-08-13 19:02 639222442984828770
32 ms 162.159.44.37
167 2026-08-13 19:02 639222442984828770
32 ms 172.64.35.37
166 2026-08-13 18:07 639222410191353397
14 ms 108.162.195.37
165 2026-08-13 18:07 639222410191353397
14 ms 162.159.44.37
164 2026-08-13 18:07 639222410191353397
14 ms 172.64.35.37
163 2026-08-13 17:50 639222399952628376
39 ms 108.162.195.37
162 2026-08-13 17:50 639222399952628376
39 ms 162.159.44.37
161 2026-08-13 17:50 639222399952628376
39 ms 172.64.35.37
160 2026-08-13 17:33 639222389608608647
10 ms 108.162.195.37
159 2026-08-13 17:33 639222389608608647
10 ms 162.159.44.37
158 2026-08-13 17:33 639222389608608647
10 ms 172.64.35.37
157 2026-08-13 17:16 639222379604012481
22 ms 172.64.35.37
156 2026-08-13 17:16 639222379604012481
22 ms 162.159.44.37
155 2026-08-13 17:16 639222379604012481
22 ms 108.162.195.37
154 2026-08-13 16:59 639222369372672858
9 ms 108.162.195.37
153 2026-08-13 16:59 639222369372672858
9 ms 172.64.35.37
152 2026-08-13 16:59 639222369372672858
9 ms 162.159.44.37
151 2026-08-13 16:42 639222359096909298
-
150 2026-08-13 16:25 639222348814301655
51 ms 162.159.44.37
149 2026-08-13 16:25 639222348814301655
51 ms 172.64.35.37
148 2026-08-13 16:25 639222348814301655
51 ms 108.162.195.37
147 2026-08-13 16:08 639222338608331104
23 ms 108.162.195.37
146 2026-08-13 16:08 639222338608331104
23 ms 172.64.35.37
145 2026-08-13 16:08 639222338608331104
23 ms 162.159.44.37
144 2026-08-13 15:51 639222328204609760
4 ms 108.162.195.37
143 2026-08-13 15:51 639222328204609760
4 ms 162.159.44.37
142 2026-08-13 15:51 639222328204609760
4 ms 172.64.35.37
141 2026-08-13 15:33 639222317859759909
4 ms 108.162.195.37
140 2026-08-13 15:33 639222317859759909
4 ms 162.159.44.37
139 2026-08-13 15:33 639222317859759909
4 ms 172.64.35.37
138 2026-08-13 15:16 639222307560137918
27 ms 108.162.195.37
137 2026-08-13 15:16 639222307560137918
27 ms 162.159.44.37
136 2026-08-13 15:16 639222307560137918
27 ms 172.64.35.37
135 2026-08-13 14:59 639222297274357149
59 ms 108.162.195.37
134 2026-08-13 14:59 639222297274357149
59 ms 162.159.44.37
133 2026-08-13 14:59 639222297274357149
59 ms 172.64.35.37
132 2026-08-13 14:06 639222265004477827
14 ms 108.162.195.37
131 2026-08-13 14:06 639222265004477827
14 ms 162.159.44.37
130 2026-08-13 14:06 639222265004477827
14 ms 172.64.35.37
129 2026-08-13 13:50 639222255176583683
31 ms 108.162.195.37
128 2026-08-13 13:50 639222255176583683
31 ms 172.64.35.37
127 2026-08-13 13:50 639222255176583683
31 ms 162.159.44.37
126 2026-08-13 13:33 639222245340146131
22 ms 108.162.195.37
125 2026-08-13 13:33 639222245340146131
22 ms 162.159.44.37
124 2026-08-13 13:33 639222245340146131
22 ms 172.64.35.37
123 2026-08-13 13:17 639222235662219956
12 ms 108.162.195.37
122 2026-08-13 13:17 639222235662219956
12 ms 162.159.44.37
121 2026-08-13 13:17 639222235662219956
12 ms 172.64.35.37
120 2026-08-13 13:01 639222225817223284
12 ms 108.162.195.37
119 2026-08-13 13:01 639222225817223284
12 ms 162.159.44.37
118 2026-08-13 13:01 639222225817223284
12 ms 172.64.35.37
117 2026-08-13 12:45 639222216341869648
28 ms 172.64.35.37
116 2026-08-13 12:45 639222216341869648
28 ms 162.159.44.37
115 2026-08-13 12:45 639222216341869648
28 ms 108.162.195.37
114 2026-08-13 12:29 639222206848442189
14 ms 108.162.195.37
113 2026-08-13 12:29 639222206848442189
14 ms 162.159.44.37
112 2026-08-13 12:29 639222206848442189
14 ms 172.64.35.37
111 2026-08-13 12:13 639222197538963225
22 ms 108.162.195.37
110 2026-08-13 12:13 639222197538963225
22 ms 162.159.44.37
109 2026-08-13 12:13 639222197538963225
22 ms 172.64.35.37
108 2026-08-13 11:58 639222188113685569
13 ms 108.162.195.37
107 2026-08-13 11:58 639222188113685569
13 ms 162.159.44.37
106 2026-08-13 11:58 639222188113685569
13 ms 172.64.35.37
105 2026-08-13 11:42 639222178880138458
8 ms 172.64.35.37
104 2026-08-13 11:42 639222178880138458
8 ms 108.162.195.37
103 2026-08-13 11:42 639222178880138458
8 ms 162.159.44.37
102 2026-08-13 11:26 639222169343013317
10 ms 162.159.44.37
101 2026-08-13 11:26 639222169343013317
10 ms 172.64.35.37
100 2026-08-13 11:26 639222169343013317
10 ms 108.162.195.37
99 2026-08-13 11:11 639222159910600596
11 ms 162.159.44.37
98 2026-08-13 11:11 639222159910600596
11 ms 172.64.35.37
97 2026-08-13 11:11 639222159910600596
11 ms 108.162.195.37
96 2026-08-13 10:18 639222128676274866
44 ms 108.162.195.37
95 2026-08-13 10:18 639222128676274866
44 ms 162.159.44.37
94 2026-08-13 10:18 639222128676274866
44 ms 172.64.35.37
93 2026-08-13 10:02 639222119169781983
30 ms 108.162.195.37
92 2026-08-13 10:02 639222119169781983
30 ms 172.64.35.37
91 2026-08-13 10:02 639222119169781983
30 ms 162.159.44.37
90 2026-08-13 09:47 639222109996148889
5 ms 108.162.195.37
89 2026-08-13 09:47 639222109996148889
5 ms 162.159.44.37
88 2026-08-13 09:47 639222109996148889
5 ms 172.64.35.37
87 2026-08-13 09:32 639222100791323799
5 ms 108.162.195.37
86 2026-08-13 09:32 639222100791323799
5 ms 162.159.44.37
85 2026-08-13 09:32 639222100791323799
5 ms 172.64.35.37
84 2026-08-13 09:16 639222091647893142
12 ms 162.159.44.37
83 2026-08-13 09:16 639222091647893142
12 ms 172.64.35.37
82 2026-08-13 09:16 639222091647893142
12 ms 108.162.195.37
81 2026-08-13 09:01 639222082524717649
47 ms 108.162.195.37
80 2026-08-13 09:01 639222082524717649
47 ms 162.159.44.37
79 2026-08-13 09:01 639222082524717649
47 ms 172.64.35.37
78 2026-08-13 08:46 639222073378630456
2013 ms 172.64.35.37
77 2026-08-13 08:46 639222073378630456
2013 ms 162.159.44.37
76 2026-08-13 08:46 639222073378630456
2013 ms 108.162.195.37
75 2026-08-13 08:31 639222064537306701
21 ms 108.162.195.37
74 2026-08-13 08:31 639222064537306701
21 ms 162.159.44.37
73 2026-08-13 08:31 639222064537306701
21 ms 172.64.35.37
72 2026-08-13 08:16 639222055409471864
2008 ms 108.162.195.37
71 2026-08-13 08:16 639222055409471864
2008 ms 172.64.35.37
70 2026-08-13 08:16 639222055409471864
2008 ms 162.159.44.37
69 2026-08-13 08:01 639222046117152411
2030 ms 108.162.195.37
68 2026-08-13 08:01 639222046117152411
2030 ms 172.64.35.37
67 2026-08-13 08:01 639222046117152411
2030 ms 162.159.44.37
66 2026-08-13 07:45 639222036915107067
5 ms 108.162.195.37
65 2026-08-13 07:45 639222036915107067
5 ms 162.159.44.37
64 2026-08-13 07:45 639222036915107067
5 ms 172.64.35.37
63 2026-08-13 07:30 639222027654889141
7 ms 108.162.195.37
62 2026-08-13 07:30 639222027654889141
7 ms 172.64.35.37
61 2026-08-13 07:30 639222027654889141
7 ms 162.159.44.37
60 2026-08-13 06:39 639221996824612035
12 ms 108.162.195.37
59 2026-08-13 06:39 639221996824612035
12 ms 162.159.44.37
58 2026-08-13 06:39 639221996824612035
12 ms 172.64.35.37
57 2026-08-13 06:24 639221987863418113
44 ms 108.162.195.37
56 2026-08-13 06:24 639221987863418113
44 ms 172.64.35.37
55 2026-08-13 06:24 639221987863418113
44 ms 162.159.44.37
54 2026-08-13 06:09 639221979006823112
41 ms 162.159.44.37
53 2026-08-13 06:09 639221979006823112
41 ms 108.162.195.37
52 2026-08-13 06:09 639221979006823112
41 ms 172.64.35.37
51 2026-08-13 05:55 639221970068466615
5 ms 108.162.195.37
50 2026-08-13 05:55 639221970068466615
5 ms 162.159.44.37
49 2026-08-13 05:55 639221970068466615
5 ms 172.64.35.37
48 2026-08-13 05:39 639221961001585139
37 ms 162.159.44.37
47 2026-08-13 05:39 639221961001585139
37 ms 108.162.195.37
46 2026-08-13 05:39 639221961001585139
37 ms 172.64.35.37
45 2026-08-13 05:25 639221952104046397
14 ms 108.162.195.37
44 2026-08-13 05:25 639221952104046397
14 ms 162.159.44.37
43 2026-08-13 05:25 639221952104046397
14 ms 172.64.35.37
42 2026-08-13 05:10 639221943247694484
32 ms 108.162.195.37
41 2026-08-13 05:10 639221943247694484
32 ms 162.159.44.37
40 2026-08-13 05:10 639221943247694484
32 ms 172.64.35.37
39 2026-08-13 04:55 639221934603388241
14 ms 108.162.195.37
38 2026-08-13 04:55 639221934603388241
14 ms 162.159.44.37
37 2026-08-13 04:55 639221934603388241
14 ms 172.64.35.37
36 2026-08-13 04:41 639221925729273358
27 ms 172.64.35.37
35 2026-08-13 04:41 639221925729273358
27 ms 162.159.44.37
34 2026-08-13 04:41 639221925729273358
27 ms 108.162.195.37
33 2026-08-13 04:26 639221916777813401
3 ms 108.162.195.37
32 2026-08-13 04:26 639221916777813401
3 ms 162.159.44.37
31 2026-08-13 04:26 639221916777813401
3 ms 172.64.35.37
30 2026-08-13 04:11 639221907816913910
32 ms 162.159.44.37
29 2026-08-13 04:11 639221907816913910
32 ms 108.162.195.37
28 2026-08-13 04:11 639221907816913910
32 ms 172.64.35.37
27 2026-08-13 03:55 639221898639694322
8 ms 108.162.195.37
26 2026-08-13 03:55 639221898639694322
8 ms 162.159.44.37
25 2026-08-13 03:55 639221898639694322
8 ms 172.64.35.37
24 2026-08-13 03:06 639221868257567489
9 ms 108.162.195.37
23 2026-08-13 03:06 639221868257567489
9 ms 162.159.44.37
22 2026-08-13 03:06 639221868257567489
9 ms 172.64.35.37
21 2026-08-13 02:51 639221859270235608
39 ms 108.162.195.37
20 2026-08-13 02:51 639221859270235608
39 ms 162.159.44.37
19 2026-08-13 02:51 639221859270235608
39 ms 172.64.35.37
18 2026-08-13 02:35 639221850184464515
4 ms 108.162.195.37
17 2026-08-13 02:35 639221850184464515
4 ms 162.159.44.37
16 2026-08-13 02:35 639221850184464515
4 ms 172.64.35.37
15 2026-08-13 02:20 639221841141973425
27 ms 162.159.44.37
14 2026-08-13 02:20 639221841141973425
27 ms 172.64.35.37
13 2026-08-13 02:20 639221841141973425
27 ms 108.162.195.37
12 2026-08-13 01:29 639221810548753083
3 ms 108.162.195.37
11 2026-08-13 01:29 639221810548753083
3 ms 162.159.44.37
10 2026-08-13 01:29 639221810548753083
3 ms 172.64.35.37
9 2026-08-13 01:14 639221801656796262
5 ms 108.162.195.37
8 2026-08-13 01:14 639221801656796262
5 ms 162.159.44.37
7 2026-08-13 01:14 639221801656796262
5 ms 172.64.35.37
6 2026-08-13 00:59 639221792658715334
16 ms 108.162.195.37
5 2026-08-13 00:59 639221792658715334
16 ms 162.159.44.37
4 2026-08-13 00:59 639221792658715334
16 ms 172.64.35.37
3 2026-08-13 00:44 639221783571379176
8 ms 108.162.195.37
2 2026-08-13 00:44 639221783571379176
8 ms 162.159.44.37
1 2026-08-13 00:44 639221783571379176
8 ms 172.64.35.37