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 2026-08-19. For this date, NameServerHistory found 75 DNS check records, 75 successful responses, 0 failed responses, and 137 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

75

Historical checks stored for this nameserver on selected date

Average Latency

137 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:59

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

75

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 f.dns40.com

Showing DNS history for 2026-08-19 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
75 2026-08-19 23:59 639227805445376839
32 ms 51.222.73.251
74 2026-08-19 23:43 639227795899225951
37 ms 51.222.73.251
73 2026-08-19 23:27 639227786351762008
35 ms 51.222.73.251
72 2026-08-19 23:11 639227776640591733
43 ms 51.222.73.251
71 2026-08-19 22:55 639227767128841282
35 ms 51.222.73.251
70 2026-08-19 22:40 639227757477304711
46 ms 51.222.73.251
69 2026-08-19 22:23 639227747572098014
40 ms 51.222.73.251
68 2026-08-19 22:06 639227737588613113
4 ms 51.222.73.251
67 2026-08-19 21:14 639227706134603955
8 ms 51.222.73.251
66 2026-08-19 20:58 639227696589027396
6 ms 51.222.73.251
65 2026-08-19 20:42 639227687097707639
2022 ms 51.222.73.251
64 2026-08-19 20:26 639227677474464487
30 ms 51.222.73.251
63 2026-08-19 20:10 639227667767441118
66 ms 51.222.73.251
62 2026-08-19 19:54 639227657984833832
20 ms 51.222.73.251
61 2026-08-19 19:37 639227648079992640
32 ms 51.222.73.251
60 2026-08-19 19:21 639227638125048441
10 ms 51.222.73.251
59 2026-08-19 19:04 639227628211392142
2020 ms 51.222.73.251
58 2026-08-19 18:47 639227618261696275
9 ms 51.222.73.251
57 2026-08-19 18:31 639227608366233645
39 ms 51.222.73.251
56 2026-08-19 18:14 639227598301787588
38 ms 51.222.73.251
55 2026-08-19 17:21 639227566241010716
16 ms 51.222.73.251
54 2026-08-19 17:04 639227556454538959
29 ms 51.222.73.251
53 2026-08-19 16:48 639227546640305542
17 ms 51.222.73.251
52 2026-08-19 16:32 639227536965466472
8 ms 51.222.73.251
51 2026-08-19 16:15 639227527048658280
29 ms 51.222.73.251
50 2026-08-19 15:59 639227517386634438
55 ms 51.222.73.251
49 2026-08-19 15:43 639227507459551637
43 ms 51.222.73.251
48 2026-08-19 15:26 639227497515595277
61 ms 51.222.73.251
47 2026-08-19 15:09 639227487441798036
51 ms 51.222.73.251
46 2026-08-19 14:53 639227477445551863
14 ms 51.222.73.251
45 2026-08-19 14:36 639227467297067891
3 ms 51.222.73.251
44 2026-08-19 14:19 639227457057795635
73 ms 51.222.73.251
43 2026-08-19 13:26 639227425244777397
48 ms 51.222.73.251
42 2026-08-19 13:09 639227415422116485
30 ms 51.222.73.251
41 2026-08-19 12:52 639227405307256053
42 ms 51.222.73.251
40 2026-08-19 12:36 639227395396602630
26 ms 51.222.73.251
39 2026-08-19 12:20 639227385510363611
36 ms 51.222.73.251
38 2026-08-19 12:03 639227375508324850
15 ms 51.222.73.251
37 2026-08-19 11:46 639227365326611906
22 ms 51.222.73.251
36 2026-08-19 11:29 639227355360014208
6 ms 51.222.73.251
35 2026-08-19 11:12 639227345036782165
33 ms 51.222.73.251
34 2026-08-19 10:55 639227334992964533
32 ms 51.222.73.251
33 2026-08-19 10:39 639227324986605572
38 ms 51.222.73.251
32 2026-08-19 10:22 639227314928414539
8 ms 51.222.73.251
31 2026-08-19 09:29 639227283029182134
36 ms 51.222.73.251
30 2026-08-19 09:12 639227273294779350
33 ms 51.222.73.251
29 2026-08-19 08:56 639227263525231313
9 ms 51.222.73.251
28 2026-08-19 08:40 639227253578313363
25 ms 51.222.73.251
27 2026-08-19 08:23 639227243649973322
20 ms 51.222.73.251
26 2026-08-19 08:06 639227233581059317
61 ms 51.222.73.251
25 2026-08-19 07:50 639227223667352067
12 ms 51.222.73.251
24 2026-08-19 07:33 639227213714837066
10 ms 51.222.73.251
23 2026-08-19 07:16 639227203701208496
58 ms 51.222.73.251
22 2026-08-19 07:00 639227193643202179
60 ms 51.222.73.251
21 2026-08-19 06:43 639227183584431597
25 ms 51.222.73.251
20 2026-08-19 06:26 639227173347403088
55 ms 51.222.73.251
19 2026-08-19 05:33 639227141523007601
39 ms 51.222.73.251
18 2026-08-19 05:17 639227131785931574
47 ms 51.222.73.251
17 2026-08-19 05:01 639227122176475389
15 ms 51.222.73.251
16 2026-08-19 04:45 639227112668934596
26 ms 51.222.73.251
15 2026-08-19 04:28 639227102773292788
37 ms 51.222.73.251
14 2026-08-19 04:12 639227093141136930
8 ms 51.222.73.251
13 2026-08-19 03:56 639227083449420147
38 ms 51.222.73.251
12 2026-08-19 03:40 639227073771748493
2016 ms 51.222.73.251
11 2026-08-19 03:23 639227063977347614
5 ms 51.222.73.251
10 2026-08-19 03:07 639227054253519024
3 ms 51.222.73.251
9 2026-08-19 02:51 639227044381963886
44 ms 51.222.73.251
8 2026-08-19 02:34 639227034441085514
48 ms 51.222.73.251
7 2026-08-19 01:42 639227003126489968
5 ms 51.222.73.251
6 2026-08-19 01:26 639226993456311614
92 ms 51.222.73.251
5 2026-08-19 01:10 639226983847312345
43 ms 51.222.73.251
4 2026-08-19 00:54 639226974357874853
26 ms 51.222.73.251
3 2026-08-19 00:38 639226964670484721
3 ms 51.222.73.251
2 2026-08-19 00:22 639226954857899696
53 ms 51.222.73.251
1 2026-08-19 00:05 639226945091603488
2011 ms 51.222.73.251