DNS response history for target.substack-custom-domains.com

target.substack-custom-domains.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 2026-08-22. For this date, NameServerHistory found 148 DNS check records, 148 successful responses, 0 failed responses, and 573 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 target.substack-custom-domains.com.
Records on Selected Date

148

Historical checks stored for this nameserver on selected date

Average Latency

573 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.18.36.24

Most recently resolved hosting IP on selected date

Successful Responses

148

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for target.substack-custom-domains.com

Showing DNS history for 2026-08-22 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
148 2026-08-22 23:46 639230391807229016
2025 ms 104.18.36.24
147 2026-08-22 23:46 639230391807229016
2025 ms 172.64.151.232
146 2026-08-22 23:30 639230382051619327
177 ms 172.64.151.232
145 2026-08-22 23:30 639230382051619327
177 ms 104.18.36.24
144 2026-08-22 23:13 639230372323353529
105 ms 104.18.36.24
143 2026-08-22 23:13 639230372323353529
105 ms 172.64.151.232
142 2026-08-22 22:57 639230362586451064
94 ms 172.64.151.232
141 2026-08-22 22:57 639230362586451064
94 ms 104.18.36.24
140 2026-08-22 22:41 639230352793666303
122 ms 104.18.36.24
139 2026-08-22 22:41 639230352793666303
122 ms 172.64.151.232
138 2026-08-22 22:24 639230342775737758
38 ms 104.18.36.24
137 2026-08-22 22:24 639230342775737758
38 ms 172.64.151.232
136 2026-08-22 22:07 639230332639939561
117 ms 104.18.36.24
135 2026-08-22 22:07 639230332639939561
117 ms 172.64.151.232
134 2026-08-22 21:15 639230301014190104
2022 ms 104.18.36.24
133 2026-08-22 21:15 639230301014190104
2022 ms 172.64.151.232
132 2026-08-22 20:58 639230291048161498
14 ms 104.18.36.24
131 2026-08-22 20:58 639230291048161498
14 ms 172.64.151.232
130 2026-08-22 20:41 639230280894353664
73 ms 104.18.36.24
129 2026-08-22 20:41 639230280894353664
73 ms 172.64.151.232
128 2026-08-22 20:24 639230270699419073
2012 ms 104.18.36.24
127 2026-08-22 20:24 639230270699419073
2012 ms 172.64.151.232
126 2026-08-22 20:07 639230260248163050
33 ms 172.64.151.232
125 2026-08-22 20:07 639230260248163050
33 ms 104.18.36.24
124 2026-08-22 19:50 639230250122494282
43 ms 172.64.151.232
123 2026-08-22 19:50 639230250122494282
43 ms 104.18.36.24
122 2026-08-22 19:33 639230239972935046
4018 ms 104.18.36.24
121 2026-08-22 19:33 639230239972935046
4018 ms 172.64.151.232
120 2026-08-22 19:16 639230229963262464
50 ms 104.18.36.24
119 2026-08-22 19:16 639230229963262464
50 ms 172.64.151.232
118 2026-08-22 19:00 639230220033804658
94 ms 172.64.151.232
117 2026-08-22 19:00 639230220033804658
94 ms 104.18.36.24
116 2026-08-22 18:43 639230209891107289
18 ms 104.18.36.24
115 2026-08-22 18:43 639230209891107289
18 ms 172.64.151.232
114 2026-08-22 18:26 639230199630298717
2013 ms 104.18.36.24
113 2026-08-22 18:26 639230199630298717
2013 ms 172.64.151.232
112 2026-08-22 18:08 639230189301984150
69 ms 104.18.36.24
111 2026-08-22 18:08 639230189301984150
69 ms 172.64.151.232
110 2026-08-22 17:15 639230157138468804
2082 ms 104.18.36.24
109 2026-08-22 17:15 639230157138468804
2082 ms 172.64.151.232
108 2026-08-22 16:58 639230146987869495
42 ms 104.18.36.24
107 2026-08-22 16:58 639230146987869495
42 ms 172.64.151.232
106 2026-08-22 16:41 639230136768638516
12 ms 172.64.151.232
105 2026-08-22 16:41 639230136768638516
12 ms 104.18.36.24
104 2026-08-22 16:24 639230126735907877
86 ms 104.18.36.24
103 2026-08-22 16:24 639230126735907877
86 ms 172.64.151.232
102 2026-08-22 16:07 639230116551187768
2011 ms 172.64.151.232
101 2026-08-22 16:07 639230116551187768
2011 ms 104.18.36.24
100 2026-08-22 15:50 639230106335615913
2021 ms 172.64.151.232
99 2026-08-22 15:50 639230106335615913
2021 ms 104.18.36.24
98 2026-08-22 15:33 639230096177758176
96 ms 172.64.151.232
97 2026-08-22 15:33 639230096177758176
96 ms 104.18.36.24
96 2026-08-22 15:16 639230086185999993
128 ms 104.18.36.24
95 2026-08-22 15:16 639230086185999993
128 ms 172.64.151.232
94 2026-08-22 15:00 639230076247854903
9 ms 104.18.36.24
93 2026-08-22 15:00 639230076247854903
9 ms 172.64.151.232
92 2026-08-22 14:43 639230066076077530
116 ms 172.64.151.232
91 2026-08-22 14:43 639230066076077530
116 ms 104.18.36.24
90 2026-08-22 14:26 639230055738197328
69 ms 104.18.36.24
89 2026-08-22 14:26 639230055738197328
69 ms 172.64.151.232
88 2026-08-22 14:09 639230045411225521
142 ms 172.64.151.232
87 2026-08-22 14:09 639230045411225521
142 ms 104.18.36.24
86 2026-08-22 13:15 639230013046000470
2036 ms 104.18.36.24
85 2026-08-22 13:15 639230013046000470
2036 ms 172.64.151.232
84 2026-08-22 12:58 639230003090037878
55 ms 104.18.36.24
83 2026-08-22 12:58 639230003090037878
55 ms 172.64.151.232
82 2026-08-22 12:41 639229993008259475
6 ms 104.18.36.24
81 2026-08-22 12:41 639229993008259475
6 ms 172.64.151.232
80 2026-08-22 12:24 639229982909449470
2023 ms 172.64.151.232
79 2026-08-22 12:24 639229982909449470
2023 ms 104.18.36.24
78 2026-08-22 12:08 639229973035502212
75 ms 104.18.36.24
77 2026-08-22 12:08 639229973035502212
75 ms 172.64.151.232
76 2026-08-22 11:51 639229963064296145
63 ms 104.18.36.24
75 2026-08-22 11:51 639229963064296145
63 ms 172.64.151.232
74 2026-08-22 11:35 639229952996162143
48 ms 104.18.36.24
73 2026-08-22 11:35 639229952996162143
48 ms 172.64.151.232
72 2026-08-22 11:18 639229943051949195
77 ms 172.64.151.232
71 2026-08-22 11:18 639229943051949195
77 ms 104.18.36.24
70 2026-08-22 11:01 639229932919214934
41 ms 172.64.151.232
69 2026-08-22 11:01 639229932919214934
41 ms 104.18.36.24
68 2026-08-22 10:44 639229922745889838
125 ms 104.18.36.24
67 2026-08-22 10:44 639229922745889838
125 ms 172.64.151.232
66 2026-08-22 10:27 639229912587214796
77 ms 172.64.151.232
65 2026-08-22 10:27 639229912587214796
77 ms 104.18.36.24
64 2026-08-22 10:10 639229902240004454
2054 ms 104.18.36.24
63 2026-08-22 10:10 639229902240004454
2054 ms 172.64.151.232
62 2026-08-22 09:18 639229870800501662
2036 ms 172.64.151.232
61 2026-08-22 09:18 639229870800501662
2036 ms 104.18.36.24
60 2026-08-22 09:01 639229861058384956
19 ms 172.64.151.232
59 2026-08-22 09:01 639229861058384956
19 ms 104.18.36.24
58 2026-08-22 08:45 639229851158592604
42 ms 172.64.151.232
57 2026-08-22 08:45 639229851158592604
42 ms 104.18.36.24
56 2026-08-22 08:29 639229841475569629
71 ms 172.64.151.232
55 2026-08-22 08:29 639229841475569629
71 ms 104.18.36.24
54 2026-08-22 08:13 639229831887658471
12 ms 104.18.36.24
53 2026-08-22 08:13 639229831887658471
12 ms 172.64.151.232
52 2026-08-22 07:56 639229822043670346
38 ms 172.64.151.232
51 2026-08-22 07:56 639229822043670346
38 ms 104.18.36.24
50 2026-08-22 07:40 639229812327913936
96 ms 172.64.151.232
49 2026-08-22 07:40 639229812327913936
96 ms 104.18.36.24
48 2026-08-22 07:24 639229802629488686
104 ms 104.18.36.24
47 2026-08-22 07:24 639229802629488686
104 ms 172.64.151.232
46 2026-08-22 07:08 639229793051447309
2014 ms 172.64.151.232
45 2026-08-22 07:08 639229793051447309
2014 ms 104.18.36.24
44 2026-08-22 06:52 639229783303531961
2027 ms 172.64.151.232
43 2026-08-22 06:52 639229783303531961
2027 ms 104.18.36.24
42 2026-08-22 06:35 639229773458051942
94 ms 104.18.36.24
41 2026-08-22 06:35 639229773458051942
94 ms 172.64.151.232
40 2026-08-22 06:18 639229763373848056
111 ms 172.64.151.232
39 2026-08-22 06:18 639229763373848056
111 ms 104.18.36.24
38 2026-08-22 05:26 639229732140622809
118 ms 172.64.151.232
37 2026-08-22 05:26 639229732140622809
118 ms 104.18.36.24
36 2026-08-22 05:11 639229722699695967
99 ms 104.18.36.24
35 2026-08-22 05:11 639229722699695967
99 ms 172.64.151.232
34 2026-08-22 04:55 639229713097498075
48 ms 172.64.151.232
33 2026-08-22 04:55 639229713097498075
48 ms 104.18.36.24
32 2026-08-22 04:39 639229703543969637
65 ms 172.64.151.232
31 2026-08-22 04:39 639229703543969637
65 ms 104.18.36.24
30 2026-08-22 04:23 639229693970392873
5 ms 172.64.151.232
29 2026-08-22 04:23 639229693970392873
5 ms 104.18.36.24
28 2026-08-22 04:07 639229684277329469
131 ms 104.18.36.24
27 2026-08-22 04:07 639229684277329469
131 ms 172.64.151.232
26 2026-08-22 03:50 639229674501596661
2027 ms 104.18.36.24
25 2026-08-22 03:50 639229674501596661
2027 ms 172.64.151.232
24 2026-08-22 03:35 639229665064441147
2024 ms 104.18.36.24
23 2026-08-22 03:35 639229665064441147
2024 ms 172.64.151.232
22 2026-08-22 03:19 639229655507536872
22 ms 104.18.36.24
21 2026-08-22 03:19 639229655507536872
22 ms 172.64.151.232
20 2026-08-22 03:03 639229645849603111
48 ms 172.64.151.232
19 2026-08-22 03:03 639229645849603111
48 ms 104.18.36.24
18 2026-08-22 02:46 639229636090497453
2062 ms 104.18.36.24
17 2026-08-22 02:46 639229636090497453
2062 ms 172.64.151.232
16 2026-08-22 02:29 639229625978544281
108 ms 104.18.36.24
15 2026-08-22 02:29 639229625978544281
108 ms 172.64.151.232
14 2026-08-22 01:37 639229594644662176
2089 ms 104.18.36.24
13 2026-08-22 01:37 639229594644662176
2089 ms 172.64.151.232
12 2026-08-22 01:22 639229585214633065
54 ms 104.18.36.24
11 2026-08-22 01:22 639229585214633065
54 ms 172.64.151.232
10 2026-08-22 01:05 639229575581042175
33 ms 172.64.151.232
9 2026-08-22 01:05 639229575581042175
33 ms 104.18.36.24
8 2026-08-22 00:49 639229565912268962
41 ms 172.64.151.232
7 2026-08-22 00:49 639229565912268962
41 ms 104.18.36.24
6 2026-08-22 00:33 639229556237813203
53 ms 172.64.151.232
5 2026-08-22 00:33 639229556237813203
53 ms 104.18.36.24
4 2026-08-22 00:17 639229546625802518
59 ms 172.64.151.232
3 2026-08-22 00:17 639229546625802518
59 ms 104.18.36.24
2 2026-08-22 00:01 639229537172016621
11 ms 172.64.151.232
1 2026-08-22 00:01 639229537172016621
11 ms 104.18.36.24