DNS response history for us4-b1ca24e5-8c28bac07d415dc6d88465911.pages.mailchi.mp

us4-b1ca24e5-8c28bac07d415dc6d88465911.pages.mailchi.mp 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 2026-09-01. For this date, NameServerHistory found 166 DNS check records, 165 successful responses, 1 failed responses, and 226 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 us4-b1ca24e5-8c28bac07d415dc6d88465911.pages.mailchi.mp.
Records on Selected Date

166

Historical checks stored for this nameserver on selected date

Average Latency

226 ms

Calculated from available response records

Latest Check on Selected Date

2026-09-01 19:22

All timestamps shown in UTC

Latest Resolved IP on Selected Date

148.105.251.18

Most recently resolved hosting IP on selected date

Successful Responses

165

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 us4-b1ca24e5-8c28bac07d415dc6d88465911.pages.mailchi.mp

Showing DNS history for 2026-09-01 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
166 2026-09-01 19:22 639238870910401629
15 ms 148.105.251.18
165 2026-09-01 19:22 639238870910401629
15 ms 148.105.251.21
164 2026-09-01 19:22 639238870910401629
15 ms 148.105.251.19
163 2026-09-01 18:28 639238838247850349
7 ms 148.105.251.16
162 2026-09-01 18:28 639238838247850349
7 ms 148.105.251.17
161 2026-09-01 18:28 639238838247850349
7 ms 148.105.251.20
160 2026-09-01 18:10 639238827885681353
2036 ms 148.105.251.18
159 2026-09-01 18:10 639238827885681353
2036 ms 148.105.251.21
158 2026-09-01 18:10 639238827885681353
2036 ms 148.105.251.19
157 2026-09-01 17:53 639238817639438348
11 ms 148.105.251.19
156 2026-09-01 17:53 639238817639438348
11 ms 148.105.251.21
155 2026-09-01 17:53 639238817639438348
11 ms 148.105.251.18
154 2026-09-01 17:36 639238807293617192
16 ms 148.105.251.17
153 2026-09-01 17:36 639238807293617192
16 ms 148.105.251.20
152 2026-09-01 17:36 639238807293617192
16 ms 148.105.251.16
151 2026-09-01 17:19 639238796825574164
6 ms 148.105.251.20
150 2026-09-01 17:19 639238796825574164
6 ms 148.105.251.17
149 2026-09-01 17:19 639238796825574164
6 ms 148.105.251.16
148 2026-09-01 17:01 639238786534802963
51 ms 148.105.251.21
147 2026-09-01 17:01 639238786534802963
51 ms 148.105.251.19
146 2026-09-01 17:01 639238786534802963
51 ms 148.105.251.18
145 2026-09-01 16:44 639238776025076085
18 ms 148.105.251.19
144 2026-09-01 16:44 639238776025076085
18 ms 148.105.251.18
143 2026-09-01 16:44 639238776025076085
18 ms 148.105.251.21
142 2026-09-01 16:27 639238765754785418
13 ms 148.105.251.17
141 2026-09-01 16:27 639238765754785418
13 ms 148.105.251.16
140 2026-09-01 16:27 639238765754785418
13 ms 148.105.251.20
139 2026-09-01 16:10 639238755323991033
15 ms 148.105.251.16
138 2026-09-01 16:10 639238755323991033
15 ms 148.105.251.20
137 2026-09-01 16:10 639238755323991033
15 ms 148.105.251.17
136 2026-09-01 15:52 639238744754881753
6 ms 148.105.251.16
135 2026-09-01 15:52 639238744754881753
6 ms 148.105.251.17
134 2026-09-01 15:52 639238744754881753
6 ms 148.105.251.20
133 2026-09-01 15:34 639238734176021898
2032 ms 148.105.251.18
132 2026-09-01 15:34 639238734176021898
2032 ms 148.105.251.19
131 2026-09-01 15:34 639238734176021898
2032 ms 148.105.251.21
130 2026-09-01 15:16 639238723349432115
32 ms 148.105.251.20
129 2026-09-01 15:16 639238723349432115
32 ms 148.105.251.16
128 2026-09-01 15:16 639238723349432115
32 ms 148.105.251.17
127 2026-09-01 14:22 639238690993873259
8 ms 148.105.251.16
126 2026-09-01 14:22 639238690993873259
8 ms 148.105.251.17
125 2026-09-01 14:22 639238690993873259
8 ms 148.105.251.20
124 2026-09-01 14:05 639238680658140472
141 ms 148.105.251.21
123 2026-09-01 14:05 639238680658140472
141 ms 148.105.251.18
122 2026-09-01 14:05 639238680658140472
141 ms 148.105.251.19
121 2026-09-01 13:48 639238670295233158
26 ms 148.105.251.20
120 2026-09-01 13:48 639238670295233158
26 ms 148.105.251.16
119 2026-09-01 13:48 639238670295233158
26 ms 148.105.251.17
118 2026-09-01 13:30 639238659704397018
297 ms 148.105.251.16
117 2026-09-01 13:30 639238659704397018
297 ms 148.105.251.20
116 2026-09-01 13:30 639238659704397018
297 ms 148.105.251.17
115 2026-09-01 13:13 639238649308394463
15 ms 148.105.251.16
114 2026-09-01 13:13 639238649308394463
15 ms 148.105.251.17
113 2026-09-01 13:13 639238649308394463
15 ms 148.105.251.20
112 2026-09-01 12:55 639238638904588883
19 ms 148.105.251.18
111 2026-09-01 12:55 639238638904588883
19 ms 148.105.251.19
110 2026-09-01 12:55 639238638904588883
19 ms 148.105.251.21
109 2026-09-01 12:38 639238628486902752
44 ms 148.105.251.20
108 2026-09-01 12:38 639238628486902752
44 ms 148.105.251.16
107 2026-09-01 12:38 639238628486902752
44 ms 148.105.251.17
106 2026-09-01 12:20 639238617906743100
-
105 2026-09-01 12:03 639238607506044626
26 ms 148.105.251.19
104 2026-09-01 12:03 639238607506044626
26 ms 148.105.251.18
103 2026-09-01 12:03 639238607506044626
26 ms 148.105.251.21
102 2026-09-01 11:46 639238597040761406
31 ms 148.105.251.21
101 2026-09-01 11:46 639238597040761406
31 ms 148.105.251.19
100 2026-09-01 11:46 639238597040761406
31 ms 148.105.251.18
99 2026-09-01 11:28 639238586261546969
10 ms 148.105.251.16
98 2026-09-01 11:28 639238586261546969
10 ms 148.105.251.17
97 2026-09-01 11:28 639238586261546969
10 ms 148.105.251.20
96 2026-09-01 11:10 639238575587642333
31 ms 148.105.251.17
95 2026-09-01 11:10 639238575587642333
31 ms 148.105.251.16
94 2026-09-01 11:10 639238575587642333
31 ms 148.105.251.20
93 2026-09-01 10:16 639238543127398267
18 ms 148.105.251.20
92 2026-09-01 10:16 639238543127398267
18 ms 148.105.251.16
91 2026-09-01 10:16 639238543127398267
18 ms 148.105.251.17
90 2026-09-01 09:58 639238532668234016
27 ms 148.105.251.21
89 2026-09-01 09:58 639238532668234016
27 ms 148.105.251.18
88 2026-09-01 09:58 639238532668234016
27 ms 148.105.251.19
87 2026-09-01 09:41 639238522029321761
2024 ms 148.105.251.21
86 2026-09-01 09:41 639238522029321761
2024 ms 148.105.251.18
85 2026-09-01 09:41 639238522029321761
2024 ms 148.105.251.19
84 2026-09-01 09:23 639238511519050351
9 ms 148.105.251.16
83 2026-09-01 09:23 639238511519050351
9 ms 148.105.251.17
82 2026-09-01 09:23 639238511519050351
9 ms 148.105.251.20
81 2026-09-01 09:05 639238500942239673
12 ms 148.105.251.17
80 2026-09-01 09:05 639238500942239673
12 ms 148.105.251.20
79 2026-09-01 09:05 639238500942239673
12 ms 148.105.251.16
78 2026-09-01 08:48 639238490412377398
52 ms 148.105.251.18
77 2026-09-01 08:48 639238490412377398
52 ms 148.105.251.19
76 2026-09-01 08:48 639238490412377398
52 ms 148.105.251.21
75 2026-09-01 08:30 639238479833203021
47 ms 148.105.251.16
74 2026-09-01 08:30 639238479833203021
47 ms 148.105.251.17
73 2026-09-01 08:30 639238479833203021
47 ms 148.105.251.20
72 2026-09-01 08:12 639238469140507479
444 ms 148.105.251.16
71 2026-09-01 08:12 639238469140507479
444 ms 148.105.251.17
70 2026-09-01 08:12 639238469140507479
444 ms 148.105.251.20
69 2026-09-01 07:55 639238458443560361
19 ms 148.105.251.21
68 2026-09-01 07:55 639238458443560361
19 ms 148.105.251.19
67 2026-09-01 07:55 639238458443560361
19 ms 148.105.251.18
66 2026-09-01 07:37 639238447694851502
171 ms 148.105.251.19
65 2026-09-01 07:37 639238447694851502
171 ms 148.105.251.21
64 2026-09-01 07:37 639238447694851502
171 ms 148.105.251.18
63 2026-09-01 07:18 639238436624109087
24 ms 148.105.251.18
62 2026-09-01 07:18 639238436624109087
24 ms 148.105.251.21
61 2026-09-01 07:18 639238436624109087
24 ms 148.105.251.19
60 2026-09-01 07:00 639238425565611335
20 ms 148.105.251.21
59 2026-09-01 07:00 639238425565611335
20 ms 148.105.251.18
58 2026-09-01 07:00 639238425565611335
20 ms 148.105.251.19
57 2026-09-01 06:04 639238392250222581
34 ms 148.105.251.16
56 2026-09-01 06:04 639238392250222581
34 ms 148.105.251.20
55 2026-09-01 06:04 639238392250222581
34 ms 148.105.251.17
54 2026-09-01 05:46 639238381322537831
19 ms 148.105.251.18
53 2026-09-01 05:46 639238381322537831
19 ms 148.105.251.19
52 2026-09-01 05:46 639238381322537831
19 ms 148.105.251.21
51 2026-09-01 05:28 639238370248186084
21 ms 148.105.251.17
50 2026-09-01 05:28 639238370248186084
21 ms 148.105.251.16
49 2026-09-01 05:28 639238370248186084
21 ms 148.105.251.20
48 2026-09-01 05:10 639238359264687845
16 ms 148.105.251.18
47 2026-09-01 05:10 639238359264687845
16 ms 148.105.251.21
46 2026-09-01 05:10 639238359264687845
16 ms 148.105.251.19
45 2026-09-01 04:52 639238348534621818
2019 ms 148.105.251.18
44 2026-09-01 04:52 639238348534621818
2019 ms 148.105.251.19
43 2026-09-01 04:52 639238348534621818
2019 ms 148.105.251.21
42 2026-09-01 04:33 639238337725739433
68 ms 148.105.251.20
41 2026-09-01 04:33 639238337725739433
68 ms 148.105.251.16
40 2026-09-01 04:33 639238337725739433
68 ms 148.105.251.17
39 2026-09-01 04:15 639238326844749368
12 ms 148.105.251.18
38 2026-09-01 04:15 639238326844749368
12 ms 148.105.251.19
37 2026-09-01 04:15 639238326844749368
12 ms 148.105.251.21
36 2026-09-01 03:57 639238315792024737
27 ms 148.105.251.20
35 2026-09-01 03:57 639238315792024737
27 ms 148.105.251.17
34 2026-09-01 03:57 639238315792024737
27 ms 148.105.251.16
33 2026-09-01 03:39 639238304931064768
41 ms 148.105.251.16
32 2026-09-01 03:39 639238304931064768
41 ms 148.105.251.20
31 2026-09-01 03:39 639238304931064768
41 ms 148.105.251.17
30 2026-09-01 03:21 639238294131483803
61 ms 148.105.251.20
29 2026-09-01 03:21 639238294131483803
61 ms 148.105.251.17
28 2026-09-01 03:21 639238294131483803
61 ms 148.105.251.16
27 2026-09-01 03:03 639238283314985519
30 ms 148.105.251.20
26 2026-09-01 03:03 639238283314985519
30 ms 148.105.251.16
25 2026-09-01 03:03 639238283314985519
30 ms 148.105.251.17
24 2026-09-01 02:44 639238272374093187
2038 ms 148.105.251.21
23 2026-09-01 02:44 639238272374093187
2038 ms 148.105.251.19
22 2026-09-01 02:44 639238272374093187
2038 ms 148.105.251.18
21 2026-09-01 01:50 639238240032549922
173 ms 148.105.251.17
20 2026-09-01 01:50 639238240032549922
173 ms 148.105.251.16
19 2026-09-01 01:50 639238240032549922
173 ms 148.105.251.20
18 2026-09-01 01:33 639238229204177368
29 ms 148.105.251.16
17 2026-09-01 01:33 639238229204177368
29 ms 148.105.251.20
16 2026-09-01 01:33 639238229204177368
29 ms 148.105.251.17
15 2026-09-01 01:14 639238218326150282
24 ms 148.105.251.21
14 2026-09-01 01:14 639238218326150282
24 ms 148.105.251.19
13 2026-09-01 01:14 639238218326150282
24 ms 148.105.251.18
12 2026-09-01 00:56 639238207574700853
14 ms 148.105.251.21
11 2026-09-01 00:56 639238207574700853
14 ms 148.105.251.19
10 2026-09-01 00:56 639238207574700853
14 ms 148.105.251.18
9 2026-09-01 00:38 639238196660283915
16 ms 148.105.251.20
8 2026-09-01 00:38 639238196660283915
16 ms 148.105.251.17
7 2026-09-01 00:38 639238196660283915
16 ms 148.105.251.16
6 2026-09-01 00:20 639238185782358546
26 ms 148.105.251.18
5 2026-09-01 00:20 639238185782358546
26 ms 148.105.251.19
4 2026-09-01 00:20 639238185782358546
26 ms 148.105.251.21
3 2026-09-01 00:02 639238175054391781
15 ms 148.105.251.18
2 2026-09-01 00:02 639238175054391781
15 ms 148.105.251.21
1 2026-09-01 00:02 639238175054391781
15 ms 148.105.251.19