DNS response history for us-dns.f2hcloud.com

us-dns.f2hcloud.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 133 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 us-dns.f2hcloud.com.
Records on Selected Date

77

Historical checks stored for this nameserver on selected date

Average Latency

133 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-09 23:12

All timestamps shown in UTC

Latest Resolved IP on Selected Date

51.81.139.32

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 us-dns.f2hcloud.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 23:12 639219137912168440
31 ms 51.81.139.32
76 2026-08-09 22:57 639219129014206359
26 ms 51.81.139.32
75 2026-08-09 22:43 639219120129816185
21 ms 51.81.139.32
74 2026-08-09 22:28 639219111180200055
57 ms 51.81.139.32
73 2026-08-09 22:13 639219102397272208
11 ms 51.81.139.32
72 2026-08-09 21:58 639219093318422880
27 ms 51.81.139.32
71 2026-08-09 21:43 639219084400315753
56 ms 51.81.139.32
70 2026-08-09 21:28 639219075254551587
22 ms 51.81.139.32
69 2026-08-09 21:12 639219065729192158
74 ms 51.81.139.32
68 2026-08-09 20:57 639219056747802098
38 ms 51.81.139.32
67 2026-08-09 20:42 639219047713450952
23 ms 51.81.139.32
66 2026-08-09 20:27 639219038561445315
38 ms 51.81.139.32
65 2026-08-09 19:34 639219007390383771
50 ms 51.81.139.32
64 2026-08-09 19:20 639218998523265596
2047 ms 51.81.139.32
63 2026-08-09 19:05 639218989631630804
5 ms 51.81.139.32
62 2026-08-09 18:50 639218980808450892
57 ms 51.81.139.32
61 2026-08-09 18:35 639218971852160604
9 ms 51.81.139.32
60 2026-08-09 18:20 639218962783650906
18 ms 51.81.139.32
59 2026-08-09 18:05 639218953792820819
9 ms 51.81.139.32
58 2026-08-09 17:50 639218944959692876
2021 ms 51.81.139.32
57 2026-08-09 17:36 639218936169104506
8 ms 51.81.139.32
56 2026-08-09 17:21 639218927166062556
25 ms 51.81.139.32
55 2026-08-09 17:06 639218918015715420
8 ms 51.81.139.32
54 2026-08-09 16:50 639218908881852638
18 ms 51.81.139.32
53 2026-08-09 16:00 639218877956262035
27 ms 51.81.139.32
52 2026-08-09 15:45 639218869143729797
41 ms 51.81.139.32
51 2026-08-09 15:30 639218860485298832
33 ms 51.81.139.32
50 2026-08-09 15:16 639218851607906747
15 ms 51.81.139.32
49 2026-08-09 15:01 639218842720839568
49 ms 51.81.139.32
48 2026-08-09 14:46 639218833878788864
24 ms 51.81.139.32
47 2026-08-09 14:31 639218825180862573
48 ms 51.81.139.32
46 2026-08-09 14:17 639218816469621951
19 ms 51.81.139.32
45 2026-08-09 14:03 639218807685036212
15 ms 51.81.139.32
44 2026-08-09 13:48 639218798978271509
32 ms 51.81.139.32
43 2026-08-09 13:33 639218790065423597
14 ms 51.81.139.32
42 2026-08-09 13:18 639218781304584862
27 ms 51.81.139.32
41 2026-08-09 12:28 639218750311179000
21 ms 51.81.139.32
40 2026-08-09 12:14 639218741750420268
36 ms 51.81.139.32
39 2026-08-09 12:00 639218733057535576
35 ms 51.81.139.32
38 2026-08-09 11:45 639218724471329044
8 ms 51.81.139.32
37 2026-08-09 11:31 639218715911974203
30 ms 51.81.139.32
36 2026-08-09 11:16 639218707310812834
31 ms 51.81.139.32
35 2026-08-09 11:02 639218698790485612
32 ms 51.81.139.32
34 2026-08-09 10:48 639218690367692706
25 ms 51.81.139.32
33 2026-08-09 10:34 639218681923173883
15 ms 51.81.139.32
32 2026-08-09 10:20 639218673547179738
36 ms 51.81.139.32
31 2026-08-09 10:06 639218664890274867
116 ms 51.81.139.32
30 2026-08-09 09:51 639218656036928157
10 ms 51.81.139.32
29 2026-08-09 09:01 639218624808018222
76 ms 51.81.139.32
28 2026-08-09 08:46 639218616243340806
22 ms 51.81.139.32
27 2026-08-09 08:32 639218607397811973
28 ms 51.81.139.32
26 2026-08-09 08:17 639218598812444454
33 ms 51.81.139.32
25 2026-08-09 08:03 639218590219570048
26 ms 51.81.139.32
24 2026-08-09 07:49 639218581690210758
115 ms 51.81.139.32
23 2026-08-09 07:34 639218573057388822
10 ms 51.81.139.32
22 2026-08-09 07:20 639218564408781785
5 ms 51.81.139.32
21 2026-08-09 07:05 639218555767188482
36 ms 51.81.139.32
20 2026-08-09 06:51 639218547142705295
29 ms 51.81.139.32
19 2026-08-09 06:36 639218538090114532
29 ms 51.81.139.32
18 2026-08-09 06:21 639218529257910584
20 ms 51.81.139.32
17 2026-08-09 05:31 639218498473231858
8 ms 51.81.139.32
16 2026-08-09 05:16 639218489802113995
40 ms 51.81.139.32
15 2026-08-09 05:02 639218481006804516
50 ms 51.81.139.32
14 2026-08-09 04:47 639218472048712427
4 ms 51.81.139.32
13 2026-08-09 04:32 639218463224432974
9 ms 51.81.139.32
12 2026-08-09 04:17 639218454384107526
4 ms 51.81.139.32
11 2026-08-09 04:02 639218445331231791
6 ms 51.81.139.32
10 2026-08-09 03:47 639218436285215733
9 ms 51.81.139.32
9 2026-08-09 03:32 639218427289555123
18 ms 51.81.139.32
8 2026-08-09 03:17 639218418227819981
2014 ms 51.81.139.32
7 2026-08-09 03:02 639218409119503123
13 ms 51.81.139.32
6 2026-08-09 02:46 639218399771712154
7 ms 51.81.139.32
5 2026-08-09 01:50 639218368648652303
18 ms 51.81.139.32
4 2026-08-09 01:35 639218359569598460
-
3 2026-08-09 01:20 639218350555429902
2023 ms 51.81.139.32
2 2026-08-09 01:05 639218341311543299
41 ms 51.81.139.32
1 2026-08-09 00:12 639218309981981465
14 ms 51.81.139.32