DNS response history for ns1.ref4ctor.com

ns1.ref4ctor.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 2026-08-21. For this date, NameServerHistory found 73 DNS check records, 72 successful responses, 1 failed responses, and 340 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.ref4ctor.com.
Records on Selected Date

73

Historical checks stored for this nameserver on selected date

Average Latency

340 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:48

All timestamps shown in UTC

Latest Resolved IP on Selected Date

57.128.191.83

Most recently resolved hosting IP on selected date

Successful Responses

72

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.ref4ctor.com

Showing DNS history for 2026-08-21 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
73 2026-08-21 23:48 639229527598660841
70 ms 57.128.191.83
72 2026-08-21 23:32 639229517954323214
67 ms 57.128.191.83
71 2026-08-21 23:16 639229508269999021
158 ms 57.128.191.83
70 2026-08-21 22:59 639229498559060171
49 ms 57.128.191.83
69 2026-08-21 22:43 639229488519347586
75 ms 57.128.191.83
68 2026-08-21 21:49 639229456606578934
89 ms 57.128.191.83
67 2026-08-21 21:33 639229446985772499
159 ms 57.128.191.83
66 2026-08-21 21:17 639229437367313098
2080 ms 57.128.191.83
65 2026-08-21 21:02 639229427923950391
66 ms 57.128.191.83
64 2026-08-21 20:45 639229418168588854
43 ms 57.128.191.83
63 2026-08-21 20:29 639229408345678334
2106 ms 57.128.191.83
62 2026-08-21 20:13 639229398616354648
2036 ms 57.128.191.83
61 2026-08-21 19:56 639229388634592323
85 ms 57.128.191.83
60 2026-08-21 19:40 639229378792837692
54 ms 57.128.191.83
59 2026-08-21 19:24 639229369154682311
53 ms 57.128.191.83
58 2026-08-21 19:07 639229359248017926
71 ms 57.128.191.83
57 2026-08-21 18:50 639229349124294642
76 ms 57.128.191.83
56 2026-08-21 17:58 639229317791715692
40 ms 57.128.191.83
55 2026-08-21 17:42 639229308115194575
226 ms 57.128.191.83
54 2026-08-21 17:26 639229298320320558
4038 ms 57.128.191.83
53 2026-08-21 17:10 639229288674863221
113 ms 57.128.191.83
52 2026-08-21 16:53 639229278983677079
183 ms 57.128.191.83
51 2026-08-21 16:37 639229269405517175
77 ms 57.128.191.83
50 2026-08-21 16:21 639229259594798244
74 ms 57.128.191.83
49 2026-08-21 16:05 639229249736681188
2039 ms 57.128.191.83
48 2026-08-21 15:48 639229239699417787
104 ms 57.128.191.83
47 2026-08-21 15:31 639229229621964033
86 ms 57.128.191.83
46 2026-08-21 15:14 639229219567270965
58 ms 57.128.191.83
45 2026-08-21 14:58 639229209406666856
82 ms 57.128.191.83
44 2026-08-21 14:05 639229177815876178
238 ms 57.128.191.83
43 2026-08-21 13:49 639229168243572685
78 ms 57.128.191.83
42 2026-08-21 13:33 639229158599856475
30 ms 57.128.191.83
41 2026-08-21 13:17 639229148998940902
69 ms 57.128.191.83
40 2026-08-21 13:01 639229139276923594
93 ms 57.128.191.83
39 2026-08-21 12:45 639229129709912394
7 ms 57.128.191.83
38 2026-08-21 12:28 639229119801488500
47 ms 57.128.191.83
37 2026-08-21 12:12 639229110135262458
51 ms 57.128.191.83
36 2026-08-21 11:56 639229100336051392
103 ms 57.128.191.83
35 2026-08-21 11:40 639229090641415626
128 ms 57.128.191.83
34 2026-08-21 11:23 639229080702683947
179 ms 57.128.191.83
33 2026-08-21 11:06 639229070601456699
149 ms 57.128.191.83
32 2026-08-21 10:13 639229038947447232
53 ms 57.128.191.83
31 2026-08-21 09:57 639229029268708773
94 ms 57.128.191.83
30 2026-08-21 09:41 639229019647910603
117 ms 57.128.191.83
29 2026-08-21 09:25 639229009983843738
130 ms 57.128.191.83
28 2026-08-21 09:09 639229000203331882
57 ms 57.128.191.83
27 2026-08-21 08:52 639228990302335999
164 ms 57.128.191.83
26 2026-08-21 08:36 639228980567740722
64 ms 57.128.191.83
25 2026-08-21 08:20 639228970762445174
-
24 2026-08-21 08:04 639228961065054445
68 ms 57.128.191.83
23 2026-08-21 07:47 639228951224649885
4 ms 57.128.191.83
22 2026-08-21 07:31 639228941303864592
78 ms 57.128.191.83
21 2026-08-21 07:14 639228931191328583
34 ms 57.128.191.83
20 2026-08-21 06:21 639228899518173317
139 ms 57.128.191.83
19 2026-08-21 06:05 639228889785027669
110 ms 57.128.191.83
18 2026-08-21 05:49 639228880106330161
113 ms 57.128.191.83
17 2026-08-21 05:32 639228870316184091
89 ms 57.128.191.83
16 2026-08-21 05:16 639228860695366512
98 ms 57.128.191.83
15 2026-08-21 05:00 639228851027209500
2052 ms 57.128.191.83
14 2026-08-21 04:44 639228841479265462
81 ms 57.128.191.83
13 2026-08-21 04:28 639228831752962260
15 ms 57.128.191.83
12 2026-08-21 04:12 639228821953295483
151 ms 57.128.191.83
11 2026-08-21 03:56 639228812227429953
87 ms 57.128.191.83
10 2026-08-21 03:39 639228802476107538
274 ms 57.128.191.83
9 2026-08-21 03:23 639228792525492032
62 ms 57.128.191.83
8 2026-08-21 02:30 639228761131421385
2089 ms 57.128.191.83
7 2026-08-21 02:14 639228751571206692
141 ms 57.128.191.83
6 2026-08-21 01:58 639228741705571019
103 ms 57.128.191.83
5 2026-08-21 01:41 639228731642208228
149 ms 57.128.191.83
4 2026-08-21 00:49 639228700387002072
2034 ms 57.128.191.83
3 2026-08-21 00:33 639228690742014433
39 ms 57.128.191.83
2 2026-08-21 00:17 639228680877937122
72 ms 57.128.191.83
1 2026-08-21 00:00 639228670775860800
108 ms 57.128.191.83