DNS response history for f.dns40.com

f.dns40.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 77 DNS check records, 76 successful responses, 1 failed responses, and 237 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 f.dns40.com.
Records on Selected Date

77

Historical checks stored for this nameserver on selected date

Average Latency

237 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-09 23:14

All timestamps shown in UTC

Latest Resolved IP on Selected Date

51.222.73.251

Most recently resolved hosting IP on selected date

Successful Responses

76

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 f.dns40.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
77 2026-08-09 23:14 639219137912168440
27 ms 51.222.73.251
76 2026-08-09 23:00 639219129014206359
25 ms 51.222.73.251
75 2026-08-09 22:45 639219120129816185
2014 ms 51.222.73.251
74 2026-08-09 22:30 639219111180200055
8 ms 51.222.73.251
73 2026-08-09 22:15 639219102397272208
73 ms 51.222.73.251
72 2026-08-09 22:00 639219093318422880
45 ms 51.222.73.251
71 2026-08-09 21:45 639219084400315753
11 ms 51.222.73.251
70 2026-08-09 21:30 639219075254551587
56 ms 51.222.73.251
69 2026-08-09 21:14 639219065729192158
23 ms 51.222.73.251
68 2026-08-09 20:59 639219056747802098
10 ms 51.222.73.251
67 2026-08-09 20:44 639219047713450952
40 ms 51.222.73.251
66 2026-08-09 20:29 639219038561445315
20 ms 51.222.73.251
65 2026-08-09 19:37 639219007390383771
6 ms 51.222.73.251
64 2026-08-09 19:22 639218998523265596
7 ms 51.222.73.251
63 2026-08-09 19:08 639218989631630804
14 ms 51.222.73.251
62 2026-08-09 18:53 639218980808450892
11 ms 51.222.73.251
61 2026-08-09 18:38 639218971852160604
55 ms 51.222.73.251
60 2026-08-09 18:23 639218962783650906
14 ms 51.222.73.251
59 2026-08-09 18:08 639218953792820819
16 ms 51.222.73.251
58 2026-08-09 17:53 639218944959692876
32 ms 51.222.73.251
57 2026-08-09 17:39 639218936169104506
2045 ms 51.222.73.251
56 2026-08-09 17:23 639218927166062556
35 ms 51.222.73.251
55 2026-08-09 17:08 639218918015715420
13 ms 51.222.73.251
54 2026-08-09 16:53 639218908881852638
11 ms 51.222.73.251
53 2026-08-09 16:02 639218877956262035
25 ms 51.222.73.251
52 2026-08-09 15:48 639218869143729797
27 ms 51.222.73.251
51 2026-08-09 15:33 639218860485298832
7 ms 51.222.73.251
50 2026-08-09 15:18 639218851607906747
17 ms 51.222.73.251
49 2026-08-09 15:03 639218842720839568
8 ms 51.222.73.251
48 2026-08-09 14:49 639218833878788864
6 ms 51.222.73.251
47 2026-08-09 14:34 639218825180862573
14 ms 51.222.73.251
46 2026-08-09 14:20 639218816469621951
14 ms 51.222.73.251
45 2026-08-09 14:05 639218807685036212
8 ms 51.222.73.251
44 2026-08-09 13:51 639218798978271509
26 ms 51.222.73.251
43 2026-08-09 13:36 639218790065423597
2034 ms 51.222.73.251
42 2026-08-09 13:21 639218781304584862
56 ms 51.222.73.251
41 2026-08-09 12:25 639218750311179000
32 ms 51.222.73.251
40 2026-08-09 12:11 639218741750420268
4 ms 51.222.73.251
39 2026-08-09 11:57 639218733057535576
62 ms 51.222.73.251
38 2026-08-09 11:42 639218724471329044
-
37 2026-08-09 11:28 639218715911974203
2016 ms 51.222.73.251
36 2026-08-09 11:14 639218707310812834
2010 ms 51.222.73.251
35 2026-08-09 10:59 639218698790485612
2026 ms 51.222.73.251
34 2026-08-09 10:45 639218690367692706
13 ms 51.222.73.251
33 2026-08-09 10:31 639218681923173883
10 ms 51.222.73.251
32 2026-08-09 10:17 639218673547179738
5 ms 51.222.73.251
31 2026-08-09 10:03 639218664890274867
31 ms 51.222.73.251
30 2026-08-09 09:48 639218656036928157
29 ms 51.222.73.251
29 2026-08-09 08:57 639218624808018222
84 ms 51.222.73.251
28 2026-08-09 08:43 639218616243340806
27 ms 51.222.73.251
27 2026-08-09 08:28 639218607397811973
31 ms 51.222.73.251
26 2026-08-09 08:14 639218598812444454
6 ms 51.222.73.251
25 2026-08-09 07:59 639218590219570048
10 ms 51.222.73.251
24 2026-08-09 07:45 639218581690210758
5 ms 51.222.73.251
23 2026-08-09 07:31 639218573057388822
49 ms 51.222.73.251
22 2026-08-09 07:16 639218564408781785
16 ms 51.222.73.251
21 2026-08-09 07:02 639218555767188482
21 ms 51.222.73.251
20 2026-08-09 06:48 639218547142705295
28 ms 51.222.73.251
19 2026-08-09 06:33 639218538090114532
41 ms 51.222.73.251
18 2026-08-09 06:18 639218529257910584
29 ms 51.222.73.251
17 2026-08-09 05:26 639218498473231858
71 ms 51.222.73.251
16 2026-08-09 05:12 639218489802113995
42 ms 51.222.73.251
15 2026-08-09 04:57 639218481006804516
48 ms 51.222.73.251
14 2026-08-09 04:42 639218472048712427
43 ms 51.222.73.251
13 2026-08-09 04:27 639218463224432974
2039 ms 51.222.73.251
12 2026-08-09 04:13 639218454384107526
4 ms 51.222.73.251
11 2026-08-09 03:58 639218445331231791
2015 ms 51.222.73.251
10 2026-08-09 03:42 639218436285215733
24 ms 51.222.73.251
9 2026-08-09 03:27 639218427289555123
94 ms 51.222.73.251
8 2026-08-09 03:12 639218418227819981
21 ms 51.222.73.251
7 2026-08-09 02:57 639218409119503123
35 ms 51.222.73.251
6 2026-08-09 02:42 639218399771712154
29 ms 51.222.73.251
5 2026-08-09 01:51 639218368648652303
7 ms 51.222.73.251
4 2026-08-09 01:36 639218359569598460
17 ms 51.222.73.251
3 2026-08-09 01:21 639218350555429902
27 ms 51.222.73.251
2 2026-08-09 01:06 639218341311543299
14 ms 51.222.73.251
1 2026-08-09 00:14 639218309981981465
34 ms 51.222.73.251