DNS response history for us4-b791655a-ee91efe377a1dd82c81545b5d.pages.mailchi.mp

us4-b791655a-ee91efe377a1dd82c81545b5d.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 142 DNS check records, 141 successful responses, 1 failed responses, and 251 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-b791655a-ee91efe377a1dd82c81545b5d.pages.mailchi.mp.
Records on Selected Date

142

Historical checks stored for this nameserver on selected date

Average Latency

251 ms

Calculated from available response records

Latest Check on Selected Date

2026-09-01 16:40

All timestamps shown in UTC

Latest Resolved IP on Selected Date

148.105.251.20

Most recently resolved hosting IP on selected date

Successful Responses

141

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-b791655a-ee91efe377a1dd82c81545b5d.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
142 2026-09-01 16:40 639238776025076085
27 ms 148.105.251.20
141 2026-09-01 16:40 639238776025076085
27 ms 148.105.251.16
140 2026-09-01 16:40 639238776025076085
27 ms 148.105.251.17
139 2026-09-01 16:23 639238765754785418
9 ms 148.105.251.21
138 2026-09-01 16:23 639238765754785418
9 ms 148.105.251.18
137 2026-09-01 16:23 639238765754785418
9 ms 148.105.251.19
136 2026-09-01 16:05 639238755323991033
21 ms 148.105.251.21
135 2026-09-01 16:05 639238755323991033
21 ms 148.105.251.18
134 2026-09-01 16:05 639238755323991033
21 ms 148.105.251.19
133 2026-09-01 15:48 639238744754881753
18 ms 148.105.251.18
132 2026-09-01 15:48 639238744754881753
18 ms 148.105.251.19
131 2026-09-01 15:48 639238744754881753
18 ms 148.105.251.21
130 2026-09-01 15:30 639238734176021898
17 ms 148.105.251.18
129 2026-09-01 15:30 639238734176021898
17 ms 148.105.251.19
128 2026-09-01 15:30 639238734176021898
17 ms 148.105.251.21
127 2026-09-01 15:12 639238723349432115
2055 ms 148.105.251.20
126 2026-09-01 15:12 639238723349432115
2055 ms 148.105.251.17
125 2026-09-01 15:12 639238723349432115
2055 ms 148.105.251.16
124 2026-09-01 14:18 639238690993873259
59 ms 148.105.251.20
123 2026-09-01 14:18 639238690993873259
59 ms 148.105.251.17
122 2026-09-01 14:18 639238690993873259
59 ms 148.105.251.16
121 2026-09-01 14:01 639238680658140472
13 ms 148.105.251.19
120 2026-09-01 14:01 639238680658140472
13 ms 148.105.251.21
119 2026-09-01 14:01 639238680658140472
13 ms 148.105.251.18
118 2026-09-01 13:43 639238670295233158
19 ms 148.105.251.17
117 2026-09-01 13:43 639238670295233158
19 ms 148.105.251.20
116 2026-09-01 13:43 639238670295233158
19 ms 148.105.251.16
115 2026-09-01 13:26 639238659704397018
48 ms 148.105.251.19
114 2026-09-01 13:26 639238659704397018
48 ms 148.105.251.18
113 2026-09-01 13:26 639238659704397018
48 ms 148.105.251.21
112 2026-09-01 13:09 639238649308394463
28 ms 148.105.251.18
111 2026-09-01 13:09 639238649308394463
28 ms 148.105.251.19
110 2026-09-01 13:09 639238649308394463
28 ms 148.105.251.21
109 2026-09-01 12:51 639238638904588883
14 ms 148.105.251.16
108 2026-09-01 12:51 639238638904588883
14 ms 148.105.251.20
107 2026-09-01 12:51 639238638904588883
14 ms 148.105.251.17
106 2026-09-01 12:34 639238628486902752
35 ms 148.105.251.19
105 2026-09-01 12:34 639238628486902752
35 ms 148.105.251.18
104 2026-09-01 12:34 639238628486902752
35 ms 148.105.251.21
103 2026-09-01 12:16 639238617906743100
21 ms 148.105.251.17
102 2026-09-01 12:16 639238617906743100
21 ms 148.105.251.16
101 2026-09-01 12:16 639238617906743100
21 ms 148.105.251.20
100 2026-09-01 11:59 639238607506044626
23 ms 148.105.251.21
99 2026-09-01 11:59 639238607506044626
23 ms 148.105.251.19
98 2026-09-01 11:59 639238607506044626
23 ms 148.105.251.18
97 2026-09-01 11:41 639238597040761406
15 ms 148.105.251.19
96 2026-09-01 11:41 639238597040761406
15 ms 148.105.251.21
95 2026-09-01 11:41 639238597040761406
15 ms 148.105.251.18
94 2026-09-01 11:23 639238586261546969
13 ms 148.105.251.16
93 2026-09-01 11:23 639238586261546969
13 ms 148.105.251.20
92 2026-09-01 11:23 639238586261546969
13 ms 148.105.251.17
91 2026-09-01 11:06 639238575587642333
2025 ms 148.105.251.17
90 2026-09-01 11:06 639238575587642333
2025 ms 148.105.251.16
89 2026-09-01 11:06 639238575587642333
2025 ms 148.105.251.20
88 2026-09-01 10:12 639238543127398267
32 ms 148.105.251.21
87 2026-09-01 10:12 639238543127398267
32 ms 148.105.251.19
86 2026-09-01 10:12 639238543127398267
32 ms 148.105.251.18
85 2026-09-01 09:54 639238532668234016
2042 ms 148.105.251.17
84 2026-09-01 09:54 639238532668234016
2042 ms 148.105.251.20
83 2026-09-01 09:54 639238532668234016
2042 ms 148.105.251.16
82 2026-09-01 09:36 639238522029321761
8 ms 148.105.251.19
81 2026-09-01 09:36 639238522029321761
8 ms 148.105.251.21
80 2026-09-01 09:36 639238522029321761
8 ms 148.105.251.18
79 2026-09-01 09:19 639238511519050351
8 ms 148.105.251.17
78 2026-09-01 09:19 639238511519050351
8 ms 148.105.251.20
77 2026-09-01 09:19 639238511519050351
8 ms 148.105.251.16
76 2026-09-01 09:01 639238500942239673
16 ms 148.105.251.19
75 2026-09-01 09:01 639238500942239673
16 ms 148.105.251.21
74 2026-09-01 09:01 639238500942239673
16 ms 148.105.251.18
73 2026-09-01 08:44 639238490412377398
15 ms 148.105.251.17
72 2026-09-01 08:44 639238490412377398
15 ms 148.105.251.20
71 2026-09-01 08:44 639238490412377398
15 ms 148.105.251.16
70 2026-09-01 08:26 639238479833203021
53 ms 148.105.251.18
69 2026-09-01 08:26 639238479833203021
53 ms 148.105.251.21
68 2026-09-01 08:26 639238479833203021
53 ms 148.105.251.19
67 2026-09-01 08:08 639238469140507479
5 ms 148.105.251.17
66 2026-09-01 08:08 639238469140507479
5 ms 148.105.251.20
65 2026-09-01 08:08 639238469140507479
5 ms 148.105.251.16
64 2026-09-01 07:50 639238458443560361
25 ms 148.105.251.17
63 2026-09-01 07:50 639238458443560361
25 ms 148.105.251.16
62 2026-09-01 07:50 639238458443560361
25 ms 148.105.251.20
61 2026-09-01 07:32 639238447694851502
12 ms 148.105.251.16
60 2026-09-01 07:32 639238447694851502
12 ms 148.105.251.20
59 2026-09-01 07:32 639238447694851502
12 ms 148.105.251.17
58 2026-09-01 07:14 639238436624109087
29 ms 148.105.251.19
57 2026-09-01 07:14 639238436624109087
29 ms 148.105.251.18
56 2026-09-01 07:14 639238436624109087
29 ms 148.105.251.21
55 2026-09-01 06:56 639238425565611335
9 ms 148.105.251.16
54 2026-09-01 06:56 639238425565611335
9 ms 148.105.251.17
53 2026-09-01 06:56 639238425565611335
9 ms 148.105.251.20
52 2026-09-01 06:00 639238392250222581
18 ms 148.105.251.21
51 2026-09-01 06:00 639238392250222581
18 ms 148.105.251.19
50 2026-09-01 06:00 639238392250222581
18 ms 148.105.251.18
49 2026-09-01 05:42 639238381322537831
20 ms 148.105.251.20
48 2026-09-01 05:42 639238381322537831
20 ms 148.105.251.17
47 2026-09-01 05:42 639238381322537831
20 ms 148.105.251.16
46 2026-09-01 05:23 639238370248186084
20 ms 148.105.251.17
45 2026-09-01 05:23 639238370248186084
20 ms 148.105.251.20
44 2026-09-01 05:23 639238370248186084
20 ms 148.105.251.16
43 2026-09-01 05:05 639238359264687845
10 ms 148.105.251.21
42 2026-09-01 05:05 639238359264687845
10 ms 148.105.251.18
41 2026-09-01 05:05 639238359264687845
10 ms 148.105.251.19
40 2026-09-01 04:47 639238348534621818
31 ms 148.105.251.16
39 2026-09-01 04:47 639238348534621818
31 ms 148.105.251.20
38 2026-09-01 04:47 639238348534621818
31 ms 148.105.251.17
37 2026-09-01 04:29 639238337725739433
14 ms 148.105.251.18
36 2026-09-01 04:29 639238337725739433
14 ms 148.105.251.21
35 2026-09-01 04:29 639238337725739433
14 ms 148.105.251.19
34 2026-09-01 04:11 639238326844749368
2029 ms 148.105.251.20
33 2026-09-01 04:11 639238326844749368
2029 ms 148.105.251.17
32 2026-09-01 04:11 639238326844749368
2029 ms 148.105.251.16
31 2026-09-01 03:53 639238315792024737
41 ms 148.105.251.20
30 2026-09-01 03:53 639238315792024737
41 ms 148.105.251.17
29 2026-09-01 03:53 639238315792024737
41 ms 148.105.251.16
28 2026-09-01 03:35 639238304931064768
517 ms 148.105.251.17
27 2026-09-01 03:35 639238304931064768
517 ms 148.105.251.16
26 2026-09-01 03:35 639238304931064768
517 ms 148.105.251.20
25 2026-09-01 03:17 639238294131483803
46 ms 148.105.251.20
24 2026-09-01 03:17 639238294131483803
46 ms 148.105.251.16
23 2026-09-01 03:17 639238294131483803
46 ms 148.105.251.17
22 2026-09-01 02:59 639238283314985519
2013 ms 148.105.251.17
21 2026-09-01 02:59 639238283314985519
2013 ms 148.105.251.20
20 2026-09-01 02:59 639238283314985519
2013 ms 148.105.251.16
19 2026-09-01 02:40 639238272374093187
-
18 2026-09-01 01:46 639238240032549922
67 ms 148.105.251.21
17 2026-09-01 01:46 639238240032549922
67 ms 148.105.251.19
16 2026-09-01 01:46 639238240032549922
67 ms 148.105.251.18
15 2026-09-01 01:28 639238229204177368
37 ms 148.105.251.18
14 2026-09-01 01:28 639238229204177368
37 ms 148.105.251.19
13 2026-09-01 01:28 639238229204177368
37 ms 148.105.251.21
12 2026-09-01 01:10 639238218326150282
49 ms 148.105.251.16
11 2026-09-01 01:10 639238218326150282
49 ms 148.105.251.17
10 2026-09-01 01:10 639238218326150282
49 ms 148.105.251.20
9 2026-09-01 00:52 639238207574700853
11 ms 148.105.251.18
8 2026-09-01 00:52 639238207574700853
11 ms 148.105.251.19
7 2026-09-01 00:52 639238207574700853
11 ms 148.105.251.21
6 2026-09-01 00:34 639238196660283915
54 ms 148.105.251.19
5 2026-09-01 00:34 639238196660283915
54 ms 148.105.251.18
4 2026-09-01 00:34 639238196660283915
54 ms 148.105.251.21
3 2026-09-01 00:16 639238185782358546
105 ms 148.105.251.21
2 2026-09-01 00:16 639238185782358546
105 ms 148.105.251.19
1 2026-09-01 00:16 639238185782358546
105 ms 148.105.251.18