DNS response history for ns12.servercorp.com

ns12.servercorp.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 218 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 ns12.servercorp.com.
Records on Selected Date

148

Historical checks stored for this nameserver on selected date

Average Latency

218 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.21.11.19

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 ns12.servercorp.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 23:47 639230391807229016
8 ms 104.21.11.19
147 2026-08-22 23:47 639230391807229016
8 ms 172.67.147.158
146 2026-08-22 23:31 639230382051619327
38 ms 172.67.147.158
145 2026-08-22 23:31 639230382051619327
38 ms 104.21.11.19
144 2026-08-22 23:14 639230372323353529
33 ms 172.67.147.158
143 2026-08-22 23:14 639230372323353529
33 ms 104.21.11.19
142 2026-08-22 22:58 639230362586451064
5 ms 172.67.147.158
141 2026-08-22 22:58 639230362586451064
5 ms 104.21.11.19
140 2026-08-22 22:42 639230352793666303
30 ms 104.21.11.19
139 2026-08-22 22:42 639230352793666303
30 ms 172.67.147.158
138 2026-08-22 22:25 639230342775737758
26 ms 104.21.11.19
137 2026-08-22 22:25 639230342775737758
26 ms 172.67.147.158
136 2026-08-22 22:08 639230332639939561
12 ms 172.67.147.158
135 2026-08-22 22:08 639230332639939561
12 ms 104.21.11.19
134 2026-08-22 21:16 639230301014190104
13 ms 104.21.11.19
133 2026-08-22 21:16 639230301014190104
13 ms 172.67.147.158
132 2026-08-22 20:59 639230291048161498
34 ms 104.21.11.19
131 2026-08-22 20:59 639230291048161498
34 ms 172.67.147.158
130 2026-08-22 20:42 639230280894353664
33 ms 172.67.147.158
129 2026-08-22 20:42 639230280894353664
33 ms 104.21.11.19
128 2026-08-22 20:25 639230270699419073
2039 ms 172.67.147.158
127 2026-08-22 20:25 639230270699419073
2039 ms 104.21.11.19
126 2026-08-22 20:08 639230260248163050
9 ms 172.67.147.158
125 2026-08-22 20:08 639230260248163050
9 ms 104.21.11.19
124 2026-08-22 19:51 639230250122494282
23 ms 104.21.11.19
123 2026-08-22 19:51 639230250122494282
23 ms 172.67.147.158
122 2026-08-22 19:34 639230239972935046
4 ms 104.21.11.19
121 2026-08-22 19:34 639230239972935046
4 ms 172.67.147.158
120 2026-08-22 19:17 639230229963262464
5 ms 172.67.147.158
119 2026-08-22 19:17 639230229963262464
5 ms 104.21.11.19
118 2026-08-22 19:01 639230220033804658
9 ms 104.21.11.19
117 2026-08-22 19:01 639230220033804658
9 ms 172.67.147.158
116 2026-08-22 18:44 639230209891107289
2045 ms 172.67.147.158
115 2026-08-22 18:44 639230209891107289
2045 ms 104.21.11.19
114 2026-08-22 18:27 639230199630298717
8 ms 172.67.147.158
113 2026-08-22 18:27 639230199630298717
8 ms 104.21.11.19
112 2026-08-22 18:10 639230189301984150
46 ms 172.67.147.158
111 2026-08-22 18:10 639230189301984150
46 ms 104.21.11.19
110 2026-08-22 17:16 639230157138468804
18 ms 172.67.147.158
109 2026-08-22 17:16 639230157138468804
18 ms 104.21.11.19
108 2026-08-22 16:59 639230146987869495
65 ms 104.21.11.19
107 2026-08-22 16:59 639230146987869495
65 ms 172.67.147.158
106 2026-08-22 16:42 639230136768638516
31 ms 172.67.147.158
105 2026-08-22 16:42 639230136768638516
31 ms 104.21.11.19
104 2026-08-22 16:25 639230126735907877
77 ms 172.67.147.158
103 2026-08-22 16:25 639230126735907877
77 ms 104.21.11.19
102 2026-08-22 16:08 639230116551187768
25 ms 172.67.147.158
101 2026-08-22 16:08 639230116551187768
25 ms 104.21.11.19
100 2026-08-22 15:51 639230106335615913
15 ms 104.21.11.19
99 2026-08-22 15:51 639230106335615913
15 ms 172.67.147.158
98 2026-08-22 15:34 639230096177758176
13 ms 172.67.147.158
97 2026-08-22 15:34 639230096177758176
13 ms 104.21.11.19
96 2026-08-22 15:18 639230086185999993
27 ms 172.67.147.158
95 2026-08-22 15:18 639230086185999993
27 ms 104.21.11.19
94 2026-08-22 15:01 639230076247854903
6 ms 172.67.147.158
93 2026-08-22 15:01 639230076247854903
6 ms 104.21.11.19
92 2026-08-22 14:44 639230066076077530
33 ms 104.21.11.19
91 2026-08-22 14:44 639230066076077530
33 ms 172.67.147.158
90 2026-08-22 14:27 639230055738197328
43 ms 172.67.147.158
89 2026-08-22 14:27 639230055738197328
43 ms 104.21.11.19
88 2026-08-22 14:10 639230045411225521
21 ms 172.67.147.158
87 2026-08-22 14:10 639230045411225521
21 ms 104.21.11.19
86 2026-08-22 13:16 639230013046000470
40 ms 104.21.11.19
85 2026-08-22 13:16 639230013046000470
40 ms 172.67.147.158
84 2026-08-22 12:59 639230003090037878
37 ms 104.21.11.19
83 2026-08-22 12:59 639230003090037878
37 ms 172.67.147.158
82 2026-08-22 12:42 639229993008259475
19 ms 104.21.11.19
81 2026-08-22 12:42 639229993008259475
19 ms 172.67.147.158
80 2026-08-22 12:26 639229982909449470
10 ms 172.67.147.158
79 2026-08-22 12:26 639229982909449470
10 ms 104.21.11.19
78 2026-08-22 12:09 639229973035502212
48 ms 104.21.11.19
77 2026-08-22 12:09 639229973035502212
48 ms 172.67.147.158
76 2026-08-22 11:52 639229963064296145
6 ms 104.21.11.19
75 2026-08-22 11:52 639229963064296145
6 ms 172.67.147.158
74 2026-08-22 11:36 639229952996162143
23 ms 172.67.147.158
73 2026-08-22 11:36 639229952996162143
23 ms 104.21.11.19
72 2026-08-22 11:19 639229943051949195
26 ms 172.67.147.158
71 2026-08-22 11:19 639229943051949195
26 ms 104.21.11.19
70 2026-08-22 11:02 639229932919214934
10 ms 172.67.147.158
69 2026-08-22 11:02 639229932919214934
10 ms 104.21.11.19
68 2026-08-22 10:45 639229922745889838
2126 ms 104.21.11.19
67 2026-08-22 10:45 639229922745889838
2126 ms 172.67.147.158
66 2026-08-22 10:28 639229912587214796
18 ms 104.21.11.19
65 2026-08-22 10:28 639229912587214796
18 ms 172.67.147.158
64 2026-08-22 10:11 639229902240004454
20 ms 172.67.147.158
63 2026-08-22 10:11 639229902240004454
20 ms 104.21.11.19
62 2026-08-22 09:19 639229870800501662
22 ms 104.21.11.19
61 2026-08-22 09:19 639229870800501662
22 ms 172.67.147.158
60 2026-08-22 09:02 639229861058384956
14 ms 172.67.147.158
59 2026-08-22 09:02 639229861058384956
14 ms 104.21.11.19
58 2026-08-22 08:46 639229851158592604
20 ms 104.21.11.19
57 2026-08-22 08:46 639229851158592604
20 ms 172.67.147.158
56 2026-08-22 08:30 639229841475569629
13 ms 172.67.147.158
55 2026-08-22 08:30 639229841475569629
13 ms 104.21.11.19
54 2026-08-22 08:14 639229831887658471
2139 ms 172.67.147.158
53 2026-08-22 08:14 639229831887658471
2139 ms 104.21.11.19
52 2026-08-22 07:57 639229822043670346
2034 ms 172.67.147.158
51 2026-08-22 07:57 639229822043670346
2034 ms 104.21.11.19
50 2026-08-22 07:41 639229812327913936
41 ms 172.67.147.158
49 2026-08-22 07:41 639229812327913936
41 ms 104.21.11.19
48 2026-08-22 07:25 639229802629488686
26 ms 104.21.11.19
47 2026-08-22 07:25 639229802629488686
26 ms 172.67.147.158
46 2026-08-22 07:09 639229793051447309
34 ms 104.21.11.19
45 2026-08-22 07:09 639229793051447309
34 ms 172.67.147.158
44 2026-08-22 06:53 639229783303531961
4 ms 104.21.11.19
43 2026-08-22 06:53 639229783303531961
4 ms 172.67.147.158
42 2026-08-22 06:36 639229773458051942
29 ms 172.67.147.158
41 2026-08-22 06:36 639229773458051942
29 ms 104.21.11.19
40 2026-08-22 06:20 639229763373848056
133 ms 172.67.147.158
39 2026-08-22 06:20 639229763373848056
133 ms 104.21.11.19
38 2026-08-22 05:28 639229732140622809
16 ms 104.21.11.19
37 2026-08-22 05:28 639229732140622809
16 ms 172.67.147.158
36 2026-08-22 05:12 639229722699695967
6 ms 104.21.11.19
35 2026-08-22 05:12 639229722699695967
6 ms 172.67.147.158
34 2026-08-22 04:56 639229713097498075
14 ms 172.67.147.158
33 2026-08-22 04:56 639229713097498075
14 ms 104.21.11.19
32 2026-08-22 04:40 639229703543969637
22 ms 104.21.11.19
31 2026-08-22 04:40 639229703543969637
22 ms 172.67.147.158
30 2026-08-22 04:24 639229693970392873
65 ms 104.21.11.19
29 2026-08-22 04:24 639229693970392873
65 ms 172.67.147.158
28 2026-08-22 04:08 639229684277329469
6 ms 104.21.11.19
27 2026-08-22 04:08 639229684277329469
6 ms 172.67.147.158
26 2026-08-22 03:52 639229674501596661
2017 ms 104.21.11.19
25 2026-08-22 03:52 639229674501596661
2017 ms 172.67.147.158
24 2026-08-22 03:36 639229665064441147
4 ms 104.21.11.19
23 2026-08-22 03:36 639229665064441147
4 ms 172.67.147.158
22 2026-08-22 03:20 639229655507536872
5 ms 172.67.147.158
21 2026-08-22 03:20 639229655507536872
5 ms 104.21.11.19
20 2026-08-22 03:04 639229645849603111
23 ms 172.67.147.158
19 2026-08-22 03:04 639229645849603111
23 ms 104.21.11.19
18 2026-08-22 02:47 639229636090497453
60 ms 172.67.147.158
17 2026-08-22 02:47 639229636090497453
60 ms 104.21.11.19
16 2026-08-22 02:31 639229625978544281
54 ms 172.67.147.158
15 2026-08-22 02:31 639229625978544281
54 ms 104.21.11.19
14 2026-08-22 01:38 639229594644662176
2028 ms 172.67.147.158
13 2026-08-22 01:38 639229594644662176
2028 ms 104.21.11.19
12 2026-08-22 01:23 639229585214633065
5 ms 104.21.11.19
11 2026-08-22 01:23 639229585214633065
5 ms 172.67.147.158
10 2026-08-22 01:07 639229575581042175
33 ms 172.67.147.158
9 2026-08-22 01:07 639229575581042175
33 ms 104.21.11.19
8 2026-08-22 00:51 639229565912268962
10 ms 104.21.11.19
7 2026-08-22 00:51 639229565912268962
10 ms 172.67.147.158
6 2026-08-22 00:34 639229556237813203
48 ms 104.21.11.19
5 2026-08-22 00:34 639229556237813203
48 ms 172.67.147.158
4 2026-08-22 00:18 639229546625802518
5 ms 172.67.147.158
3 2026-08-22 00:18 639229546625802518
5 ms 104.21.11.19
2 2026-08-22 00:03 639229537172016621
10 ms 104.21.11.19
1 2026-08-22 00:03 639229537172016621
10 ms 172.67.147.158