DNS response history for ns21.serverhs.org

ns21.serverhs.org 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 2026-08-24. For this date, NameServerHistory found 132 DNS check records, 132 successful responses, 0 failed responses, and 228 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 ns21.serverhs.org.
Records on Selected Date

132

Historical checks stored for this nameserver on selected date

Average Latency

228 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 13:42

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.251.82.121

Most recently resolved hosting IP on selected date

Successful Responses

132

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 ns21.serverhs.org

Showing DNS history for 2026-08-24 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
132 2026-08-24 13:42 639231755868832964
42 ms 162.251.82.121
131 2026-08-24 13:42 639231755868832964
42 ms 162.251.82.249
130 2026-08-24 13:42 639231755868832964
42 ms 162.251.82.248
129 2026-08-24 13:42 639231755868832964
42 ms 162.251.82.120
128 2026-08-24 13:25 639231745628278877
46 ms 162.251.82.121
127 2026-08-24 13:25 639231745628278877
46 ms 162.251.82.249
126 2026-08-24 13:25 639231745628278877
46 ms 162.251.82.248
125 2026-08-24 13:25 639231745628278877
46 ms 162.251.82.120
124 2026-08-24 13:08 639231735407682062
40 ms 162.251.82.249
123 2026-08-24 13:08 639231735407682062
40 ms 162.251.82.120
122 2026-08-24 13:08 639231735407682062
40 ms 162.251.82.248
121 2026-08-24 13:08 639231735407682062
40 ms 162.251.82.121
120 2026-08-24 12:15 639231703815441688
36 ms 162.251.82.120
119 2026-08-24 12:15 639231703815441688
36 ms 162.251.82.249
118 2026-08-24 12:15 639231703815441688
36 ms 162.251.82.248
117 2026-08-24 12:15 639231703815441688
36 ms 162.251.82.121
116 2026-08-24 11:58 639231693747052549
25 ms 162.251.82.121
115 2026-08-24 11:58 639231693747052549
25 ms 162.251.82.249
114 2026-08-24 11:58 639231693747052549
25 ms 162.251.82.248
113 2026-08-24 11:58 639231693747052549
25 ms 162.251.82.120
112 2026-08-24 11:42 639231683712487276
20 ms 162.251.82.120
111 2026-08-24 11:42 639231683712487276
20 ms 162.251.82.248
110 2026-08-24 11:42 639231683712487276
20 ms 162.251.82.121
109 2026-08-24 11:42 639231683712487276
20 ms 162.251.82.249
108 2026-08-24 11:25 639231673513573868
16 ms 162.251.82.120
107 2026-08-24 11:25 639231673513573868
16 ms 162.251.82.121
106 2026-08-24 11:25 639231673513573868
16 ms 162.251.82.249
105 2026-08-24 11:25 639231673513573868
16 ms 162.251.82.248
104 2026-08-24 10:32 639231641791249939
14 ms 162.251.82.120
103 2026-08-24 10:32 639231641791249939
14 ms 162.251.82.249
102 2026-08-24 10:32 639231641791249939
14 ms 162.251.82.248
101 2026-08-24 10:32 639231641791249939
14 ms 162.251.82.121
100 2026-08-24 10:15 639231631866211033
113 ms 162.251.82.121
99 2026-08-24 10:15 639231631866211033
113 ms 162.251.82.248
98 2026-08-24 10:15 639231631866211033
113 ms 162.251.82.120
97 2026-08-24 10:15 639231631866211033
113 ms 162.251.82.249
96 2026-08-24 09:58 639231621644955316
61 ms 162.251.82.120
95 2026-08-24 09:58 639231621644955316
61 ms 162.251.82.249
94 2026-08-24 09:58 639231621644955316
61 ms 162.251.82.248
93 2026-08-24 09:58 639231621644955316
61 ms 162.251.82.121
92 2026-08-24 09:41 639231611478799259
3 ms 162.251.82.120
91 2026-08-24 09:41 639231611478799259
3 ms 162.251.82.249
90 2026-08-24 09:41 639231611478799259
3 ms 162.251.82.121
89 2026-08-24 09:41 639231611478799259
3 ms 162.251.82.248
88 2026-08-24 08:49 639231579923718211
21 ms 162.251.82.120
87 2026-08-24 08:49 639231579923718211
21 ms 162.251.82.249
86 2026-08-24 08:49 639231579923718211
21 ms 162.251.82.121
85 2026-08-24 08:49 639231579923718211
21 ms 162.251.82.248
84 2026-08-24 08:32 639231569810702936
84 ms 162.251.82.120
83 2026-08-24 08:32 639231569810702936
84 ms 162.251.82.249
82 2026-08-24 08:32 639231569810702936
84 ms 162.251.82.121
81 2026-08-24 08:32 639231569810702936
84 ms 162.251.82.248
80 2026-08-24 08:15 639231559762411619
60 ms 162.251.82.120
79 2026-08-24 08:15 639231559762411619
60 ms 162.251.82.248
78 2026-08-24 08:15 639231559762411619
60 ms 162.251.82.121
77 2026-08-24 08:15 639231559762411619
60 ms 162.251.82.249
76 2026-08-24 07:58 639231549663595407
71 ms 162.251.82.248
75 2026-08-24 07:58 639231549663595407
71 ms 162.251.82.121
74 2026-08-24 07:58 639231549663595407
71 ms 162.251.82.120
73 2026-08-24 07:58 639231549663595407
71 ms 162.251.82.249
72 2026-08-24 07:06 639231518076817246
24 ms 162.251.82.249
71 2026-08-24 07:06 639231518076817246
24 ms 162.251.82.121
70 2026-08-24 07:06 639231518076817246
24 ms 162.251.82.248
69 2026-08-24 07:06 639231518076817246
24 ms 162.251.82.120
68 2026-08-24 06:49 639231508078650885
47 ms 162.251.82.249
67 2026-08-24 06:49 639231508078650885
47 ms 162.251.82.120
66 2026-08-24 06:49 639231508078650885
47 ms 162.251.82.121
65 2026-08-24 06:49 639231508078650885
47 ms 162.251.82.248
64 2026-08-24 06:32 639231498210697093
9 ms 162.251.82.120
63 2026-08-24 06:32 639231498210697093
9 ms 162.251.82.249
62 2026-08-24 06:32 639231498210697093
9 ms 162.251.82.248
61 2026-08-24 06:32 639231498210697093
9 ms 162.251.82.121
60 2026-08-24 06:16 639231488109699360
4030 ms 162.251.82.249
59 2026-08-24 06:16 639231488109699360
4030 ms 162.251.82.120
58 2026-08-24 06:16 639231488109699360
4030 ms 162.251.82.121
57 2026-08-24 06:16 639231488109699360
4030 ms 162.251.82.248
56 2026-08-24 05:23 639231456772510692
225 ms 162.251.82.120
55 2026-08-24 05:23 639231456772510692
225 ms 162.251.82.249
54 2026-08-24 05:23 639231456772510692
225 ms 162.251.82.248
53 2026-08-24 05:23 639231456772510692
225 ms 162.251.82.121
52 2026-08-24 05:07 639231447084631185
67 ms 162.251.82.120
51 2026-08-24 05:07 639231447084631185
67 ms 162.251.82.249
50 2026-08-24 05:07 639231447084631185
67 ms 162.251.82.248
49 2026-08-24 05:07 639231447084631185
67 ms 162.251.82.121
48 2026-08-24 04:51 639231437208519473
33 ms 162.251.82.120
47 2026-08-24 04:51 639231437208519473
33 ms 162.251.82.248
46 2026-08-24 04:51 639231437208519473
33 ms 162.251.82.249
45 2026-08-24 04:51 639231437208519473
33 ms 162.251.82.121
44 2026-08-24 04:34 639231427209627490
2024 ms 162.251.82.120
43 2026-08-24 04:34 639231427209627490
2024 ms 162.251.82.248
42 2026-08-24 04:34 639231427209627490
2024 ms 162.251.82.249
41 2026-08-24 04:34 639231427209627490
2024 ms 162.251.82.121
40 2026-08-24 03:42 639231395791246644
41 ms 162.251.82.120
39 2026-08-24 03:42 639231395791246644
41 ms 162.251.82.248
38 2026-08-24 03:42 639231395791246644
41 ms 162.251.82.249
37 2026-08-24 03:42 639231395791246644
41 ms 162.251.82.121
36 2026-08-24 03:26 639231386075551458
70 ms 162.251.82.120
35 2026-08-24 03:26 639231386075551458
70 ms 162.251.82.248
34 2026-08-24 03:26 639231386075551458
70 ms 162.251.82.121
33 2026-08-24 03:26 639231386075551458
70 ms 162.251.82.249
32 2026-08-24 03:09 639231376208713791
7 ms 162.251.82.248
31 2026-08-24 03:09 639231376208713791
7 ms 162.251.82.121
30 2026-08-24 03:09 639231376208713791
7 ms 162.251.82.120
29 2026-08-24 03:09 639231376208713791
7 ms 162.251.82.249
28 2026-08-24 02:52 639231366170589276
28 ms 162.251.82.121
27 2026-08-24 02:52 639231366170589276
28 ms 162.251.82.120
26 2026-08-24 02:52 639231366170589276
28 ms 162.251.82.249
25 2026-08-24 02:52 639231366170589276
28 ms 162.251.82.248
24 2026-08-24 02:00 639231334732159368
78 ms 162.251.82.120
23 2026-08-24 02:00 639231334732159368
78 ms 162.251.82.248
22 2026-08-24 02:00 639231334732159368
78 ms 162.251.82.249
21 2026-08-24 02:00 639231334732159368
78 ms 162.251.82.121
20 2026-08-24 01:44 639231325035670078
3 ms 162.251.82.121
19 2026-08-24 01:44 639231325035670078
3 ms 162.251.82.248
18 2026-08-24 01:44 639231325035670078
3 ms 162.251.82.120
17 2026-08-24 01:44 639231325035670078
3 ms 162.251.82.249
16 2026-08-24 01:27 639231315132253837
14 ms 162.251.82.121
15 2026-08-24 01:27 639231315132253837
14 ms 162.251.82.249
14 2026-08-24 01:27 639231315132253837
14 ms 162.251.82.248
13 2026-08-24 01:27 639231315132253837
14 ms 162.251.82.120
12 2026-08-24 01:11 639231305014280808
91 ms 162.251.82.248
11 2026-08-24 01:11 639231305014280808
91 ms 162.251.82.120
10 2026-08-24 01:11 639231305014280808
91 ms 162.251.82.121
9 2026-08-24 01:11 639231305014280808
91 ms 162.251.82.249
8 2026-08-24 00:18 639231273779380675
75 ms 162.251.82.248
7 2026-08-24 00:18 639231273779380675
75 ms 162.251.82.120
6 2026-08-24 00:18 639231273779380675
75 ms 162.251.82.121
5 2026-08-24 00:18 639231273779380675
75 ms 162.251.82.249
4 2026-08-24 00:02 639231264180839154
7 ms 162.251.82.120
3 2026-08-24 00:02 639231264180839154
7 ms 162.251.82.249
2 2026-08-24 00:02 639231264180839154
7 ms 162.251.82.121
1 2026-08-24 00:02 639231264180839154
7 ms 162.251.82.248