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 2026-08-23. For this date, NameServerHistory found 75 DNS check records, 74 successful responses, 1 failed responses, and 236 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

75

Historical checks stored for this nameserver on selected date

Average Latency

236 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-23 23:48

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

74

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 ns1.byfour.com

Showing DNS history for 2026-08-23 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 2026-08-23 23:48 639231254406598736
43 ms 116.202.133.223
74 2026-08-23 23:32 639231244697865594
46 ms 116.202.133.223
73 2026-08-23 23:16 639231234893504693
36 ms 116.202.133.223
72 2026-08-23 22:59 639231225024549139
30 ms 116.202.133.223
71 2026-08-23 22:42 639231214931957622
75 ms 116.202.133.223
70 2026-08-23 22:26 639231204962010549
19 ms 116.202.133.223
69 2026-08-23 22:09 639231195170138463
2033 ms 116.202.133.223
68 2026-08-23 21:53 639231185235020577
42 ms 116.202.133.223
67 2026-08-23 21:37 639231175558690075
34 ms 116.202.133.223
66 2026-08-23 21:20 639231165610444012
57 ms 116.202.133.223
65 2026-08-23 20:27 639231133806425363
56 ms 116.202.133.223
64 2026-08-23 20:11 639231124203758023
94 ms 116.202.133.223
63 2026-08-23 19:55 639231114428262706
60 ms 116.202.133.223
62 2026-08-23 19:38 639231104662480065
50 ms 116.202.133.223
61 2026-08-23 19:22 639231094840372018
48 ms 116.202.133.223
60 2026-08-23 19:06 639231085024583224
44 ms 116.202.133.223
59 2026-08-23 18:49 639231075257417427
52 ms 116.202.133.223
58 2026-08-23 18:33 639231065516009503
42 ms 116.202.133.223
57 2026-08-23 18:17 639231055805348837
2012 ms 116.202.133.223
56 2026-08-23 18:01 639231045980373765
70 ms 116.202.133.223
55 2026-08-23 17:44 639231035984577527
68 ms 116.202.133.223
54 2026-08-23 17:27 639231025928115303
40 ms 116.202.133.223
53 2026-08-23 16:35 639230994250157583
43 ms 116.202.133.223
52 2026-08-23 16:18 639230984476411369
29 ms 116.202.133.223
51 2026-08-23 16:02 639230974838373450
51 ms 116.202.133.223
50 2026-08-23 15:46 639230965244277645
23 ms 116.202.133.223
49 2026-08-23 15:30 639230955522101820
40 ms 116.202.133.223
48 2026-08-23 15:14 639230945754521603
55 ms 116.202.133.223
47 2026-08-23 14:57 639230935852040504
49 ms 116.202.133.223
46 2026-08-23 14:41 639230926222061048
32 ms 116.202.133.223
45 2026-08-23 14:25 639230916449726907
2047 ms 116.202.133.223
44 2026-08-23 14:08 639230906595053086
47 ms 116.202.133.223
43 2026-08-23 13:52 639230896680429441
35 ms 116.202.133.223
42 2026-08-23 13:35 639230886630210965
70 ms 116.202.133.223
41 2026-08-23 12:43 639230855430405719
41 ms 116.202.133.223
40 2026-08-23 12:27 639230845707499136
29 ms 116.202.133.223
39 2026-08-23 12:11 639230836186805419
114 ms 116.202.133.223
38 2026-08-23 11:55 639230826493828316
26 ms 116.202.133.223
37 2026-08-23 11:39 639230816817882996
58 ms 116.202.133.223
36 2026-08-23 11:22 639230806933854189
52 ms 116.202.133.223
35 2026-08-23 11:06 639230797120243854
51 ms 116.202.133.223
34 2026-08-23 10:50 639230787310272840
34 ms 116.202.133.223
33 2026-08-23 10:33 639230777600173142
34 ms 116.202.133.223
32 2026-08-23 10:17 639230767665024593
40 ms 116.202.133.223
31 2026-08-23 10:00 639230757720962293
-
30 2026-08-23 09:44 639230747722189784
38 ms 116.202.133.223
29 2026-08-23 08:51 639230716313923480
34 ms 116.202.133.223
28 2026-08-23 08:35 639230706813835990
32 ms 116.202.133.223
27 2026-08-23 08:19 639230696871062203
2034 ms 116.202.133.223
26 2026-08-23 08:03 639230687142781616
27 ms 116.202.133.223
25 2026-08-23 07:46 639230677432142227
48 ms 116.202.133.223
24 2026-08-23 07:30 639230667686258061
34 ms 116.202.133.223
23 2026-08-23 07:14 639230658039243685
37 ms 116.202.133.223
22 2026-08-23 06:58 639230648468473803
2058 ms 116.202.133.223
21 2026-08-23 06:42 639230638829658294
36 ms 116.202.133.223
20 2026-08-23 06:26 639230629247017617
99 ms 116.202.133.223
19 2026-08-23 06:10 639230619625318239
29 ms 116.202.133.223
18 2026-08-23 05:54 639230609697630264
2026 ms 116.202.133.223
17 2026-08-23 05:02 639230578570131864
71 ms 116.202.133.223
16 2026-08-23 04:46 639230568958963168
22 ms 116.202.133.223
15 2026-08-23 04:30 639230559287611211
25 ms 116.202.133.223
14 2026-08-23 04:13 639230549524312030
55 ms 116.202.133.223
13 2026-08-23 03:57 639230539739801669
52 ms 116.202.133.223
12 2026-08-23 03:41 639230530084069375
32 ms 116.202.133.223
11 2026-08-23 03:25 639230520362691441
62 ms 116.202.133.223
10 2026-08-23 03:09 639230510677194518
31 ms 116.202.133.223
9 2026-08-23 02:53 639230501156002646
32 ms 116.202.133.223
8 2026-08-23 02:37 639230491502198541
134 ms 116.202.133.223
7 2026-08-23 02:20 639230481860318494
45 ms 116.202.133.223
6 2026-08-23 02:04 639230471893008575
28 ms 116.202.133.223
5 2026-08-23 01:11 639230440030877421
63 ms 116.202.133.223
4 2026-08-23 00:55 639230430479725508
53 ms 116.202.133.223
3 2026-08-23 00:39 639230420875160219
33 ms 116.202.133.223
2 2026-08-23 00:23 639230411240692575
44 ms 116.202.133.223
1 2026-08-23 00:07 639230401550806607
2074 ms 116.202.133.223