DNS response history for ns0172.secondary.cloudflare.com

ns0172.secondary.cloudflare.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 2026-08-25. For this date, NameServerHistory found 54 DNS check records, 53 successful responses, 1 failed responses, and 208 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 ns0172.secondary.cloudflare.com.
Records on Selected Date

54

Historical checks stored for this nameserver on selected date

Average Latency

208 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 18:17

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.159.33.47

Most recently resolved hosting IP on selected date

Successful Responses

53

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns0172.secondary.cloudflare.com

Showing DNS history for 2026-08-25 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
54 2026-08-25 18:17 639232785462407552
9 ms 162.159.33.47
53 2026-08-25 18:00 639232775177487032
12 ms 162.159.33.47
52 2026-08-25 17:43 639232764991087115
7 ms 162.159.33.47
51 2026-08-25 17:26 639232754842971478
32 ms 162.159.33.47
50 2026-08-25 17:09 639232744455159107
12 ms 162.159.33.47
49 2026-08-25 16:51 639232734145178231
7 ms 162.159.33.47
48 2026-08-25 16:34 639232723827874402
8 ms 162.159.33.47
47 2026-08-25 16:17 639232713533011892
36 ms 162.159.33.47
46 2026-08-25 16:00 639232703065318207
11 ms 162.159.33.47
45 2026-08-25 15:42 639232692629559470
40 ms 162.159.33.47
44 2026-08-25 15:25 639232682238836475
23 ms 162.159.33.47
43 2026-08-25 15:07 639232671787004306
11 ms 162.159.33.47
42 2026-08-25 14:13 639232638994329666
38 ms 162.159.33.47
41 2026-08-25 13:56 639232628614783237
33 ms 162.159.33.47
40 2026-08-25 13:38 639232618360728578
7 ms 162.159.33.47
39 2026-08-25 13:21 639232608016476376
46 ms 162.159.33.47
38 2026-08-25 13:04 639232597643611557
5 ms 162.159.33.47
37 2026-08-25 12:47 639232587225721862
17 ms 162.159.33.47
36 2026-08-25 12:29 639232576780683689
17 ms 162.159.33.47
35 2026-08-25 12:12 639232566381512620
13 ms 162.159.33.47
34 2026-08-25 11:55 639232556111768563
32 ms 162.159.33.47
33 2026-08-25 11:38 639232545839529039
10 ms 162.159.33.47
32 2026-08-25 11:20 639232535349285207
7 ms 162.159.33.47
31 2026-08-25 11:03 639232524938080723
-
30 2026-08-25 10:09 639232492740373468
5 ms 162.159.33.47
29 2026-08-25 09:52 639232482235303141
14 ms 162.159.33.47
28 2026-08-25 09:34 639232471861770303
2046 ms 162.159.33.47
27 2026-08-25 09:17 639232461630217327
10 ms 162.159.33.47
26 2026-08-25 09:00 639232451282965990
11 ms 162.159.33.47
25 2026-08-25 08:43 639232440814614938
12 ms 162.159.33.47
24 2026-08-25 08:25 639232430410720425
48 ms 162.159.33.47
23 2026-08-25 08:08 639232420003096185
52 ms 162.159.33.47
22 2026-08-25 07:50 639232409467287444
16 ms 162.159.33.47
21 2026-08-25 07:33 639232399077195997
14 ms 162.159.33.47
20 2026-08-25 07:16 639232388731528337
6 ms 162.159.33.47
19 2026-08-25 06:58 639232378288598612
12 ms 162.159.33.47
18 2026-08-25 06:05 639232346196373643
35 ms 162.159.33.47
17 2026-08-25 05:48 639232336112370741
8 ms 162.159.33.47
16 2026-08-25 05:31 639232326146508970
42 ms 162.159.33.47
15 2026-08-25 05:15 639232316189381720
14 ms 162.159.33.47
14 2026-08-25 04:58 639232306217998913
2036 ms 162.159.33.47
13 2026-08-25 04:42 639232296255744174
9 ms 162.159.33.47
12 2026-08-25 04:25 639232286095760789
31 ms 162.159.33.47
11 2026-08-25 04:08 639232276086186273
24 ms 162.159.33.47
10 2026-08-25 03:51 639232265900986425
30 ms 162.159.33.47
9 2026-08-25 03:34 639232255723518075
6 ms 162.159.33.47
8 2026-08-25 03:17 639232245484452890
3 ms 162.159.33.47
7 2026-08-25 03:00 639232235157175331
2022 ms 162.159.33.47
6 2026-08-25 02:06 639232203197189095
18 ms 162.159.33.47
5 2026-08-25 01:49 639232192844564298
20 ms 162.159.33.47
4 2026-08-25 01:32 639232182496008942
6 ms 162.159.33.47
3 2026-08-25 01:15 639232172197053132
4 ms 162.159.33.47
2 2026-08-25 00:22 639232140250307418
2031 ms 162.159.33.47
1 2026-08-25 00:04 639232129927860324
2012 ms 162.159.33.47