DNS response history for ns1.byfour.com

ns1.byfour.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 2026-08-31. For this date, NameServerHistory found 71 DNS check records, 71 successful responses, 0 failed responses, and 186 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 ns1.byfour.com.
Records on Selected Date

71

Historical checks stored for this nameserver on selected date

Average Latency

186 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-31 23:44

All timestamps shown in UTC

Latest Resolved IP on Selected Date

116.202.133.223

Most recently resolved hosting IP on selected date

Successful Responses

71

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 ns1.byfour.com

Showing DNS history for 2026-08-31 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
71 2026-08-31 23:44 639238164117437727
40 ms 116.202.133.223
70 2026-08-31 23:26 639238153343647435
35 ms 116.202.133.223
69 2026-08-31 23:08 639238142520473714
23 ms 116.202.133.223
68 2026-08-31 22:50 639238131745466751
19 ms 116.202.133.223
67 2026-08-31 22:32 639238120990576799
2031 ms 116.202.133.223
66 2026-08-31 21:39 639238088948639656
41 ms 116.202.133.223
65 2026-08-31 21:21 639238078451435617
82 ms 116.202.133.223
64 2026-08-31 21:04 639238067818407820
45 ms 116.202.133.223
63 2026-08-31 20:46 639238057337242425
2158 ms 116.202.133.223
62 2026-08-31 20:29 639238046718231047
41 ms 116.202.133.223
61 2026-08-31 20:11 639238036493480692
68 ms 116.202.133.223
60 2026-08-31 19:54 639238026138697113
39 ms 116.202.133.223
59 2026-08-31 19:37 639238015790028644
53 ms 116.202.133.223
58 2026-08-31 19:20 639238005382709909
60 ms 116.202.133.223
57 2026-08-31 19:03 639237995139195097
43 ms 116.202.133.223
56 2026-08-31 18:45 639237984659733710
76 ms 116.202.133.223
55 2026-08-31 18:28 639237974142394595
43 ms 116.202.133.223
54 2026-08-31 17:34 639237941910348424
50 ms 116.202.133.223
53 2026-08-31 17:17 639237931681671742
63 ms 116.202.133.223
52 2026-08-31 17:00 639237921365566692
53 ms 116.202.133.223
51 2026-08-31 16:42 639237910991948788
106 ms 116.202.133.223
50 2026-08-31 16:25 639237900605596198
25 ms 116.202.133.223
49 2026-08-31 16:08 639237890356235470
22 ms 116.202.133.223
48 2026-08-31 15:51 639237879936204342
19 ms 116.202.133.223
47 2026-08-31 15:33 639237869543741197
48 ms 116.202.133.223
46 2026-08-31 15:16 639237859138790045
55 ms 116.202.133.223
45 2026-08-31 14:58 639237848640463709
52 ms 116.202.133.223
44 2026-08-31 14:41 639237838098800325
26 ms 116.202.133.223
43 2026-08-31 14:23 639237827433935375
35 ms 116.202.133.223
42 2026-08-31 13:29 639237794785519897
45 ms 116.202.133.223
41 2026-08-31 13:11 639237784474116679
48 ms 116.202.133.223
40 2026-08-31 12:54 639237773965397189
2014 ms 116.202.133.223
39 2026-08-31 12:37 639237763588542721
31 ms 116.202.133.223
38 2026-08-31 12:19 639237753225101103
35 ms 116.202.133.223
37 2026-08-31 12:02 639237742927117371
15 ms 116.202.133.223
36 2026-08-31 11:45 639237732538256235
46 ms 116.202.133.223
35 2026-08-31 11:27 639237722025682013
40 ms 116.202.133.223
34 2026-08-31 11:10 639237711568720101
25 ms 116.202.133.223
33 2026-08-31 10:53 639237701119461876
59 ms 116.202.133.223
32 2026-08-31 10:35 639237690759595513
40 ms 116.202.133.223
31 2026-08-31 10:18 639237680122296836
48 ms 116.202.133.223
30 2026-08-31 09:24 639237647999458954
45 ms 116.202.133.223
29 2026-08-31 09:07 639237637680951774
55 ms 116.202.133.223
28 2026-08-31 08:50 639237627437728712
65 ms 116.202.133.223
27 2026-08-31 08:33 639237617127808241
45 ms 116.202.133.223
26 2026-08-31 08:16 639237606990101394
2047 ms 116.202.133.223
25 2026-08-31 07:58 639237596595480036
38 ms 116.202.133.223
24 2026-08-31 07:41 639237586261012001
32 ms 116.202.133.223
23 2026-08-31 07:24 639237576047657695
46 ms 116.202.133.223
22 2026-08-31 07:07 639237565832936443
25 ms 116.202.133.223
21 2026-08-31 06:50 639237555466329546
43 ms 116.202.133.223
20 2026-08-31 06:32 639237545032411072
39 ms 116.202.133.223
19 2026-08-31 06:15 639237534469438634
34 ms 116.202.133.223
18 2026-08-31 05:21 639237502279296801
30 ms 116.202.133.223
17 2026-08-31 05:05 639237492362730124
34 ms 116.202.133.223
16 2026-08-31 04:48 639237482311584319
43 ms 116.202.133.223
15 2026-08-31 04:31 639237472150685594
33 ms 116.202.133.223
14 2026-08-31 04:14 639237462055295430
46 ms 116.202.133.223
13 2026-08-31 03:57 639237452089913890
24 ms 116.202.133.223
12 2026-08-31 03:41 639237441972654103
21 ms 116.202.133.223
11 2026-08-31 03:24 639237432052396478
35 ms 116.202.133.223
10 2026-08-31 03:07 639237422012990851
62 ms 116.202.133.223
9 2026-08-31 02:50 639237411889602012
56 ms 116.202.133.223
8 2026-08-31 02:33 639237401637354221
57 ms 116.202.133.223
7 2026-08-31 02:16 639237391412690360
48 ms 116.202.133.223
6 2026-08-31 01:24 639237359972957132
2046 ms 116.202.133.223
5 2026-08-31 01:07 639237350032183979
37 ms 116.202.133.223
4 2026-08-31 00:51 639237340111452066
128 ms 116.202.133.223
3 2026-08-31 00:34 639237329967272514
47 ms 116.202.133.223
2 2026-08-31 00:17 639237319916508151
20 ms 116.202.133.223
1 2026-08-31 00:00 639237309944877243
35 ms 116.202.133.223