DNS response history for ns2.cdh91.com

ns2.cdh91.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 2026-08-24. For this date, NameServerHistory found 37 DNS check records, 37 successful responses, 0 failed responses, and 211 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 ns2.cdh91.com.
Records on Selected Date

37

Historical checks stored for this nameserver on selected date

Average Latency

211 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-24 15:25

All timestamps shown in UTC

Latest Resolved IP on Selected Date

51.178.194.170

Most recently resolved hosting IP on selected date

Successful Responses

37

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 ns2.cdh91.com

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
37 2026-08-24 15:25 639231818080917481
56 ms 51.178.194.170
36 2026-08-24 15:08 639231807961539652
30 ms 51.178.194.170
35 2026-08-24 14:51 639231797631669865
68 ms 51.178.194.170
34 2026-08-24 13:58 639231765923559455
39 ms 51.178.194.170
33 2026-08-24 13:41 639231755868832964
53 ms 51.178.194.170
32 2026-08-24 13:24 639231745628278877
19 ms 51.178.194.170
31 2026-08-24 13:07 639231735407682062
2109 ms 51.178.194.170
30 2026-08-24 12:15 639231703815441688
2064 ms 51.178.194.170
29 2026-08-24 11:58 639231693747052549
89 ms 51.178.194.170
28 2026-08-24 11:41 639231683712487276
62 ms 51.178.194.170
27 2026-08-24 11:24 639231673513573868
45 ms 51.178.194.170
26 2026-08-24 10:31 639231641791249939
33 ms 51.178.194.170
25 2026-08-24 10:14 639231631866211033
45 ms 51.178.194.170
24 2026-08-24 09:57 639231621644955316
41 ms 51.178.194.170
23 2026-08-24 09:41 639231611478799259
76 ms 51.178.194.170
22 2026-08-24 08:48 639231579923718211
119 ms 51.178.194.170
21 2026-08-24 08:31 639231569810702936
56 ms 51.178.194.170
20 2026-08-24 08:14 639231559762411619
5 ms 51.178.194.170
19 2026-08-24 07:58 639231549663595407
39 ms 51.178.194.170
18 2026-08-24 07:05 639231518076817246
228 ms 51.178.194.170
17 2026-08-24 06:48 639231508078650885
2035 ms 51.178.194.170
16 2026-08-24 06:32 639231498210697093
40 ms 51.178.194.170
15 2026-08-24 06:15 639231488109699360
24 ms 51.178.194.170
14 2026-08-24 05:23 639231456772510692
6 ms 51.178.194.170
13 2026-08-24 05:07 639231447084631185
70 ms 51.178.194.170
12 2026-08-24 04:50 639231437208519473
6 ms 51.178.194.170
11 2026-08-24 04:33 639231427209627490
9 ms 51.178.194.170
10 2026-08-24 03:41 639231395791246644
57 ms 51.178.194.170
9 2026-08-24 03:25 639231386075551458
35 ms 51.178.194.170
8 2026-08-24 03:08 639231376208713791
8 ms 51.178.194.170
7 2026-08-24 02:52 639231366170589276
69 ms 51.178.194.170
6 2026-08-24 01:59 639231334732159368
49 ms 51.178.194.170
5 2026-08-24 01:43 639231325035670078
10 ms 51.178.194.170
4 2026-08-24 01:27 639231315132253837
46 ms 51.178.194.170
3 2026-08-24 01:10 639231305014280808
37 ms 51.178.194.170
2 2026-08-24 00:18 639231273779380675
20 ms 51.178.194.170
1 2026-08-24 00:02 639231264180839154
9 ms 51.178.194.170