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 2026-08-20. For this date, NameServerHistory found 57 DNS check records, 57 successful responses, 0 failed responses, and 417 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

57

Historical checks stored for this nameserver on selected date

Average Latency

417 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:58

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

57

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 us-dns.f2hcloud.com

Showing DNS history for 2026-08-20 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
57 2026-08-20 23:58 639228670775860800
41 ms 51.81.139.32
56 2026-08-20 23:07 639228639850033448
2046 ms 51.81.139.32
55 2026-08-20 22:51 639228630204271870
37 ms 51.81.139.32
54 2026-08-20 22:34 639228620295091135
58 ms 51.81.139.32
53 2026-08-20 22:17 639228610298336915
52 ms 51.81.139.32
52 2026-08-20 21:25 639228578917047616
71 ms 51.81.139.32
51 2026-08-20 21:09 639228569046445709
110 ms 51.81.139.32
50 2026-08-20 20:52 639228558946830986
138 ms 51.81.139.32
49 2026-08-20 20:35 639228548977359217
102 ms 51.81.139.32
48 2026-08-20 19:43 639228517494157668
88 ms 51.81.139.32
47 2026-08-20 19:26 639228507374116892
57 ms 51.81.139.32
46 2026-08-20 19:09 639228497315154893
71 ms 51.81.139.32
45 2026-08-20 18:52 639228487287648341
103 ms 51.81.139.32
44 2026-08-20 18:00 639228455828123788
2052 ms 51.81.139.32
43 2026-08-20 17:43 639228445900082244
56 ms 51.81.139.32
42 2026-08-20 17:27 639228435866352323
59 ms 51.81.139.32
41 2026-08-20 17:10 639228425802273151
11 ms 51.81.139.32
40 2026-08-20 16:16 639228393616324230
2024 ms 51.81.139.32
39 2026-08-20 16:00 639228383590408693
32 ms 51.81.139.32
38 2026-08-20 15:43 639228373471467474
56 ms 51.81.139.32
37 2026-08-20 15:26 639228363426647311
134 ms 51.81.139.32
36 2026-08-20 14:33 639228331681701910
84 ms 51.81.139.32
35 2026-08-20 14:16 639228321714746824
96 ms 51.81.139.32
34 2026-08-20 14:00 639228311652090262
35 ms 51.81.139.32
33 2026-08-20 13:43 639228301670088587
21 ms 51.81.139.32
32 2026-08-20 12:50 639228269987976710
37 ms 51.81.139.32
31 2026-08-20 12:34 639228260009452308
2051 ms 51.81.139.32
30 2026-08-20 12:16 639228249661740894
20 ms 51.81.139.32
29 2026-08-20 12:00 639228239552680346
72 ms 51.81.139.32
28 2026-08-20 11:06 639228207667580819
104 ms 51.81.139.32
27 2026-08-20 10:49 639228197494011560
12 ms 51.81.139.32
26 2026-08-20 10:33 639228187497039939
94 ms 51.81.139.32
25 2026-08-20 10:16 639228177408432646
2043 ms 51.81.139.32
24 2026-08-20 09:24 639228146356166262
39 ms 51.81.139.32
23 2026-08-20 09:08 639228136541505712
109 ms 51.81.139.32
22 2026-08-20 08:51 639228126519136598
26 ms 51.81.139.32
21 2026-08-20 08:34 639228116537148885
17 ms 51.81.139.32
20 2026-08-20 07:42 639228085320764351
46 ms 51.81.139.32
19 2026-08-20 07:26 639228075444604839
49 ms 51.81.139.32
18 2026-08-20 07:10 639228065615498985
13 ms 51.81.139.32
17 2026-08-20 06:53 639228055675321422
2059 ms 51.81.139.32
16 2026-08-20 06:01 639228024230839396
139 ms 51.81.139.32
15 2026-08-20 05:45 639228014720406505
100 ms 51.81.139.32
14 2026-08-20 05:29 639228004930827030
34 ms 51.81.139.32
13 2026-08-20 05:12 639227995103340154
184 ms 51.81.139.32
12 2026-08-20 04:20 639227963811374894
2048 ms 51.81.139.32
11 2026-08-20 04:04 639227954132571365
20 ms 51.81.139.32
10 2026-08-20 03:48 639227944541208342
4017 ms 51.81.139.32
9 2026-08-20 03:31 639227934657213484
65 ms 51.81.139.32
8 2026-08-20 02:40 639227903628145469
76 ms 51.81.139.32
7 2026-08-20 02:24 639227893995483475
82 ms 51.81.139.32
6 2026-08-20 02:08 639227884280244209
2069 ms 51.81.139.32
5 2026-08-20 01:51 639227874371147132
142 ms 51.81.139.32
4 2026-08-20 00:59 639227843224256432
161 ms 51.81.139.32
3 2026-08-20 00:43 639227833720403506
111 ms 51.81.139.32
2 2026-08-20 00:27 639227824170728278
44 ms 51.81.139.32
1 2026-08-20 00:12 639227814865867570
29 ms 51.81.139.32