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 2026-08-20. For this date, NameServerHistory found 56 DNS check records, 55 successful responses, 1 failed responses, and 409 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

56

Historical checks stored for this nameserver on selected date

Average Latency

409 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:08

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

55

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

2%

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 2026-08-20 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
56 2026-08-20 23:08 639228639850033448
12 ms 57.128.191.83
55 2026-08-20 22:52 639228630204271870
2054 ms 57.128.191.83
54 2026-08-20 22:36 639228620295091135
2035 ms 57.128.191.83
53 2026-08-20 22:19 639228610298336915
75 ms 57.128.191.83
52 2026-08-20 21:27 639228578917047616
91 ms 57.128.191.83
51 2026-08-20 21:10 639228569046445709
167 ms 57.128.191.83
50 2026-08-20 20:53 639228558946830986
52 ms 57.128.191.83
49 2026-08-20 20:37 639228548977359217
62 ms 57.128.191.83
48 2026-08-20 19:44 639228517494157668
112 ms 57.128.191.83
47 2026-08-20 19:27 639228507374116892
139 ms 57.128.191.83
46 2026-08-20 19:11 639228497315154893
103 ms 57.128.191.83
45 2026-08-20 18:54 639228487287648341
142 ms 57.128.191.83
44 2026-08-20 18:02 639228455828123788
77 ms 57.128.191.83
43 2026-08-20 17:45 639228445900082244
48 ms 57.128.191.83
42 2026-08-20 17:28 639228435866352323
65 ms 57.128.191.83
41 2026-08-20 17:12 639228425802273151
2009 ms 57.128.191.83
40 2026-08-20 16:18 639228393616324230
32 ms 57.128.191.83
39 2026-08-20 16:01 639228383590408693
88 ms 57.128.191.83
38 2026-08-20 15:44 639228373471467474
71 ms 57.128.191.83
37 2026-08-20 15:27 639228363426647311
58 ms 57.128.191.83
36 2026-08-20 14:35 639228331681701910
190 ms 57.128.191.83
35 2026-08-20 14:18 639228321714746824
2030 ms 57.128.191.83
34 2026-08-20 14:01 639228311652090262
13 ms 57.128.191.83
33 2026-08-20 13:45 639228301670088587
82 ms 57.128.191.83
32 2026-08-20 12:52 639228269987976710
192 ms 57.128.191.83
31 2026-08-20 12:35 639228260009452308
101 ms 57.128.191.83
30 2026-08-20 12:18 639228249661740894
144 ms 57.128.191.83
29 2026-08-20 12:01 639228239552680346
43 ms 57.128.191.83
28 2026-08-20 11:08 639228207667580819
152 ms 57.128.191.83
27 2026-08-20 10:51 639228197494011560
49 ms 57.128.191.83
26 2026-08-20 10:34 639228187497039939
7 ms 57.128.191.83
25 2026-08-20 10:18 639228177408432646
27 ms 57.128.191.83
24 2026-08-20 09:26 639228146356166262
140 ms 57.128.191.83
23 2026-08-20 09:09 639228136541505712
65 ms 57.128.191.83
22 2026-08-20 08:53 639228126519136598
51 ms 57.128.191.83
21 2026-08-20 08:36 639228116537148885
2046 ms 57.128.191.83
20 2026-08-20 07:44 639228085320764351
40 ms 57.128.191.83
19 2026-08-20 07:28 639228075444604839
173 ms 57.128.191.83
18 2026-08-20 07:11 639228065615498985
2043 ms 57.128.191.83
17 2026-08-20 06:55 639228055675321422
182 ms 57.128.191.83
16 2026-08-20 06:02 639228024230839396
126 ms 57.128.191.83
15 2026-08-20 05:46 639228014720406505
2081 ms 57.128.191.83
14 2026-08-20 05:30 639228004930827030
56 ms 57.128.191.83
13 2026-08-20 05:14 639227995103340154
2046 ms 57.128.191.83
12 2026-08-20 04:22 639227963811374894
2009 ms 57.128.191.83
11 2026-08-20 04:05 639227954132571365
113 ms 57.128.191.83
10 2026-08-20 03:49 639227944541208342
178 ms 57.128.191.83
9 2026-08-20 03:33 639227934657213484
92 ms 57.128.191.83
8 2026-08-20 02:41 639227903628145469
137 ms 57.128.191.83
7 2026-08-20 02:25 639227893995483475
-
6 2026-08-20 02:09 639227884280244209
12 ms 57.128.191.83
5 2026-08-20 01:52 639227874371147132
7 ms 57.128.191.83
4 2026-08-20 01:01 639227843224256432
133 ms 57.128.191.83
3 2026-08-20 00:45 639227833720403506
82 ms 57.128.191.83
2 2026-08-20 00:29 639227824170728278
111 ms 57.128.191.83
1 2026-08-20 00:13 639227814865867570
59 ms 57.128.191.83