DNS response history for ns18.servercorp.com

ns18.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 2026-08-09. For this date, NameServerHistory found 153 DNS check records, 152 successful responses, 1 failed responses, and 194 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 ns18.servercorp.com.
Records on Selected Date

153

Historical checks stored for this nameserver on selected date

Average Latency

194 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-09 23:10

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

152

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 ns18.servercorp.com

Showing DNS history for 2026-08-09 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
153 2026-08-09 23:10 639219137912168440
21 ms 104.21.11.19
152 2026-08-09 23:10 639219137912168440
21 ms 172.67.147.158
151 2026-08-09 22:56 639219129014206359
76 ms 172.67.147.158
150 2026-08-09 22:56 639219129014206359
76 ms 104.21.11.19
149 2026-08-09 22:41 639219120129816185
16 ms 172.67.147.158
148 2026-08-09 22:41 639219120129816185
16 ms 104.21.11.19
147 2026-08-09 22:26 639219111180200055
2034 ms 104.21.11.19
146 2026-08-09 22:26 639219111180200055
2034 ms 172.67.147.158
145 2026-08-09 22:11 639219102397272208
27 ms 104.21.11.19
144 2026-08-09 22:11 639219102397272208
27 ms 172.67.147.158
143 2026-08-09 21:56 639219093318422880
57 ms 104.21.11.19
142 2026-08-09 21:56 639219093318422880
57 ms 172.67.147.158
141 2026-08-09 21:41 639219084400315753
6 ms 104.21.11.19
140 2026-08-09 21:41 639219084400315753
6 ms 172.67.147.158
139 2026-08-09 21:26 639219075254551587
2041 ms 172.67.147.158
138 2026-08-09 21:26 639219075254551587
2041 ms 104.21.11.19
137 2026-08-09 21:10 639219065729192158
2071 ms 104.21.11.19
136 2026-08-09 21:10 639219065729192158
2071 ms 172.67.147.158
135 2026-08-09 20:55 639219056747802098
36 ms 104.21.11.19
134 2026-08-09 20:55 639219056747802098
36 ms 172.67.147.158
133 2026-08-09 20:40 639219047713450952
22 ms 104.21.11.19
132 2026-08-09 20:40 639219047713450952
22 ms 172.67.147.158
131 2026-08-09 20:25 639219038561445315
30 ms 104.21.11.19
130 2026-08-09 20:25 639219038561445315
30 ms 172.67.147.158
129 2026-08-09 19:33 639219007390383771
34 ms 104.21.11.19
128 2026-08-09 19:33 639219007390383771
34 ms 172.67.147.158
127 2026-08-09 19:18 639218998523265596
16 ms 104.21.11.19
126 2026-08-09 19:18 639218998523265596
16 ms 172.67.147.158
125 2026-08-09 19:03 639218989631630804
38 ms 172.67.147.158
124 2026-08-09 19:03 639218989631630804
38 ms 104.21.11.19
123 2026-08-09 18:48 639218980808450892
14 ms 104.21.11.19
122 2026-08-09 18:48 639218980808450892
14 ms 172.67.147.158
121 2026-08-09 18:34 639218971852160604
14 ms 104.21.11.19
120 2026-08-09 18:34 639218971852160604
14 ms 172.67.147.158
119 2026-08-09 18:18 639218962783650906
28 ms 172.67.147.158
118 2026-08-09 18:18 639218962783650906
28 ms 104.21.11.19
117 2026-08-09 18:03 639218953792820819
26 ms 104.21.11.19
116 2026-08-09 18:03 639218953792820819
26 ms 172.67.147.158
115 2026-08-09 17:49 639218944959692876
28 ms 172.67.147.158
114 2026-08-09 17:49 639218944959692876
28 ms 104.21.11.19
113 2026-08-09 17:34 639218936169104506
29 ms 104.21.11.19
112 2026-08-09 17:34 639218936169104506
29 ms 172.67.147.158
111 2026-08-09 17:19 639218927166062556
-
110 2026-08-09 17:04 639218918015715420
20 ms 104.21.11.19
109 2026-08-09 17:04 639218918015715420
20 ms 172.67.147.158
108 2026-08-09 16:48 639218908881852638
64 ms 172.67.147.158
107 2026-08-09 16:48 639218908881852638
64 ms 104.21.11.19
106 2026-08-09 15:57 639218877956262035
8 ms 172.67.147.158
105 2026-08-09 15:57 639218877956262035
8 ms 104.21.11.19
104 2026-08-09 15:42 639218869143729797
86 ms 172.67.147.158
103 2026-08-09 15:42 639218869143729797
86 ms 104.21.11.19
102 2026-08-09 15:28 639218860485298832
58 ms 104.21.11.19
101 2026-08-09 15:28 639218860485298832
58 ms 172.67.147.158
100 2026-08-09 15:13 639218851607906747
42 ms 104.21.11.19
99 2026-08-09 15:13 639218851607906747
42 ms 172.67.147.158
98 2026-08-09 14:58 639218842720839568
37 ms 172.67.147.158
97 2026-08-09 14:58 639218842720839568
37 ms 104.21.11.19
96 2026-08-09 14:43 639218833878788864
23 ms 104.21.11.19
95 2026-08-09 14:43 639218833878788864
23 ms 172.67.147.158
94 2026-08-09 14:29 639218825180862573
39 ms 104.21.11.19
93 2026-08-09 14:29 639218825180862573
39 ms 172.67.147.158
92 2026-08-09 14:14 639218816469621951
41 ms 172.67.147.158
91 2026-08-09 14:14 639218816469621951
41 ms 104.21.11.19
90 2026-08-09 14:00 639218807685036212
2021 ms 104.21.11.19
89 2026-08-09 14:00 639218807685036212
2021 ms 172.67.147.158
88 2026-08-09 13:45 639218798978271509
60 ms 172.67.147.158
87 2026-08-09 13:45 639218798978271509
60 ms 104.21.11.19
86 2026-08-09 13:30 639218790065423597
2044 ms 172.67.147.158
85 2026-08-09 13:30 639218790065423597
2044 ms 104.21.11.19
84 2026-08-09 13:16 639218781304584862
33 ms 104.21.11.19
83 2026-08-09 13:16 639218781304584862
33 ms 172.67.147.158
82 2026-08-09 12:25 639218750311179000
45 ms 104.21.11.19
81 2026-08-09 12:25 639218750311179000
45 ms 172.67.147.158
80 2026-08-09 12:10 639218741750420268
29 ms 104.21.11.19
79 2026-08-09 12:10 639218741750420268
29 ms 172.67.147.158
78 2026-08-09 11:56 639218733057535576
10 ms 172.67.147.158
77 2026-08-09 11:56 639218733057535576
10 ms 104.21.11.19
76 2026-08-09 11:42 639218724471329044
42 ms 104.21.11.19
75 2026-08-09 11:42 639218724471329044
42 ms 172.67.147.158
74 2026-08-09 11:27 639218715911974203
43 ms 172.67.147.158
73 2026-08-09 11:27 639218715911974203
43 ms 104.21.11.19
72 2026-08-09 11:13 639218707310812834
29 ms 104.21.11.19
71 2026-08-09 11:13 639218707310812834
29 ms 172.67.147.158
70 2026-08-09 10:59 639218698790485612
44 ms 104.21.11.19
69 2026-08-09 10:59 639218698790485612
44 ms 172.67.147.158
68 2026-08-09 10:45 639218690367692706
37 ms 172.67.147.158
67 2026-08-09 10:45 639218690367692706
37 ms 104.21.11.19
66 2026-08-09 10:31 639218681923173883
23 ms 172.67.147.158
65 2026-08-09 10:31 639218681923173883
23 ms 104.21.11.19
64 2026-08-09 10:16 639218673547179738
5 ms 172.67.147.158
63 2026-08-09 10:16 639218673547179738
5 ms 104.21.11.19
62 2026-08-09 10:02 639218664890274867
28 ms 172.67.147.158
61 2026-08-09 10:02 639218664890274867
28 ms 104.21.11.19
60 2026-08-09 09:47 639218656036928157
27 ms 172.67.147.158
59 2026-08-09 09:47 639218656036928157
27 ms 104.21.11.19
58 2026-08-09 08:55 639218624808018222
13 ms 172.67.147.158
57 2026-08-09 08:55 639218624808018222
13 ms 104.21.11.19
56 2026-08-09 08:41 639218616243340806
27 ms 104.21.11.19
55 2026-08-09 08:41 639218616243340806
27 ms 172.67.147.158
54 2026-08-09 08:26 639218607397811973
50 ms 104.21.11.19
53 2026-08-09 08:26 639218607397811973
50 ms 172.67.147.158
52 2026-08-09 08:12 639218598812444454
50 ms 104.21.11.19
51 2026-08-09 08:12 639218598812444454
50 ms 172.67.147.158
50 2026-08-09 07:58 639218590219570048
20 ms 172.67.147.158
49 2026-08-09 07:58 639218590219570048
20 ms 104.21.11.19
48 2026-08-09 07:44 639218581690210758
2044 ms 104.21.11.19
47 2026-08-09 07:44 639218581690210758
2044 ms 172.67.147.158
46 2026-08-09 07:29 639218573057388822
42 ms 172.67.147.158
45 2026-08-09 07:29 639218573057388822
42 ms 104.21.11.19
44 2026-08-09 07:15 639218564408781785
42 ms 104.21.11.19
43 2026-08-09 07:15 639218564408781785
42 ms 172.67.147.158
42 2026-08-09 07:00 639218555767188482
46 ms 172.67.147.158
41 2026-08-09 07:00 639218555767188482
46 ms 104.21.11.19
40 2026-08-09 06:46 639218547142705295
35 ms 104.21.11.19
39 2026-08-09 06:46 639218547142705295
35 ms 172.67.147.158
38 2026-08-09 06:31 639218538090114532
44 ms 172.67.147.158
37 2026-08-09 06:31 639218538090114532
44 ms 104.21.11.19
36 2026-08-09 06:16 639218529257910584
7 ms 172.67.147.158
35 2026-08-09 06:16 639218529257910584
7 ms 104.21.11.19
34 2026-08-09 05:26 639218498473231858
19 ms 172.67.147.158
33 2026-08-09 05:26 639218498473231858
19 ms 104.21.11.19
32 2026-08-09 05:11 639218489802113995
6 ms 104.21.11.19
31 2026-08-09 05:11 639218489802113995
6 ms 172.67.147.158
30 2026-08-09 04:57 639218481006804516
11 ms 172.67.147.158
29 2026-08-09 04:57 639218481006804516
11 ms 104.21.11.19
28 2026-08-09 04:42 639218472048712427
9 ms 104.21.11.19
27 2026-08-09 04:42 639218472048712427
9 ms 172.67.147.158
26 2026-08-09 04:27 639218463224432974
5 ms 172.67.147.158
25 2026-08-09 04:27 639218463224432974
5 ms 104.21.11.19
24 2026-08-09 04:12 639218454384107526
33 ms 104.21.11.19
23 2026-08-09 04:12 639218454384107526
33 ms 172.67.147.158
22 2026-08-09 03:57 639218445331231791
21 ms 104.21.11.19
21 2026-08-09 03:57 639218445331231791
21 ms 172.67.147.158
20 2026-08-09 03:42 639218436285215733
7 ms 172.67.147.158
19 2026-08-09 03:42 639218436285215733
7 ms 104.21.11.19
18 2026-08-09 03:27 639218427289555123
6 ms 104.21.11.19
17 2026-08-09 03:27 639218427289555123
6 ms 172.67.147.158
16 2026-08-09 03:12 639218418227819981
9 ms 104.21.11.19
15 2026-08-09 03:12 639218418227819981
9 ms 172.67.147.158
14 2026-08-09 02:57 639218409119503123
8 ms 172.67.147.158
13 2026-08-09 02:57 639218409119503123
8 ms 104.21.11.19
12 2026-08-09 02:41 639218399771712154
17 ms 172.67.147.158
11 2026-08-09 02:41 639218399771712154
17 ms 104.21.11.19
10 2026-08-09 01:50 639218368648652303
17 ms 172.67.147.158
9 2026-08-09 01:50 639218368648652303
17 ms 104.21.11.19
8 2026-08-09 01:35 639218359569598460
503 ms 104.21.11.19
7 2026-08-09 01:35 639218359569598460
503 ms 172.67.147.158
6 2026-08-09 01:20 639218350555429902
15 ms 104.21.11.19
5 2026-08-09 01:20 639218350555429902
15 ms 172.67.147.158
4 2026-08-09 01:04 639218341311543299
24 ms 104.21.11.19
3 2026-08-09 01:04 639218341311543299
24 ms 172.67.147.158
2 2026-08-09 00:12 639218309981981465
34 ms 172.67.147.158
1 2026-08-09 00:12 639218309981981465
34 ms 104.21.11.19