DNS response history for ns1.core-backbone.com

ns1.core-backbone.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 288 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.core-backbone.com.
Records on Selected Date

56

Historical checks stored for this nameserver on selected date

Average Latency

288 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

83.142.86.5

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.core-backbone.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
2010 ms 83.142.86.5
55 2026-08-20 22:52 639228630204271870
26 ms 83.142.86.5
54 2026-08-20 22:36 639228620295091135
14 ms 83.142.86.5
53 2026-08-20 22:19 639228610298336915
80 ms 83.142.86.5
52 2026-08-20 21:27 639228578917047616
21 ms 83.142.86.5
51 2026-08-20 21:10 639228569046445709
2042 ms 83.142.86.5
50 2026-08-20 20:54 639228558946830986
58 ms 83.142.86.5
49 2026-08-20 20:37 639228548977359217
95 ms 83.142.86.5
48 2026-08-20 19:45 639228517494157668
33 ms 83.142.86.5
47 2026-08-20 19:28 639228507374116892
2017 ms 83.142.86.5
46 2026-08-20 19:11 639228497315154893
36 ms 83.142.86.5
45 2026-08-20 18:54 639228487287648341
39 ms 83.142.86.5
44 2026-08-20 18:02 639228455828123788
13 ms 83.142.86.5
43 2026-08-20 17:45 639228445900082244
50 ms 83.142.86.5
42 2026-08-20 17:28 639228435866352323
24 ms 83.142.86.5
41 2026-08-20 17:12 639228425802273151
2019 ms 83.142.86.5
40 2026-08-20 16:18 639228393616324230
25 ms 83.142.86.5
39 2026-08-20 16:01 639228383590408693
12 ms 83.142.86.5
38 2026-08-20 15:44 639228373471467474
35 ms 83.142.86.5
37 2026-08-20 15:28 639228363426647311
13 ms 83.142.86.5
36 2026-08-20 14:35 639228331681701910
46 ms 83.142.86.5
35 2026-08-20 14:18 639228321714746824
102 ms 83.142.86.5
34 2026-08-20 14:01 639228311652090262
30 ms 83.142.86.5
33 2026-08-20 13:45 639228301670088587
12 ms 83.142.86.5
32 2026-08-20 12:52 639228269987976710
55 ms 83.142.86.5
31 2026-08-20 12:35 639228260009452308
31 ms 83.142.86.5
30 2026-08-20 12:18 639228249661740894
14 ms 83.142.86.5
29 2026-08-20 12:01 639228239552680346
27 ms 83.142.86.5
28 2026-08-20 11:08 639228207667580819
16 ms 83.142.86.5
27 2026-08-20 10:51 639228197494011560
13 ms 83.142.86.5
26 2026-08-20 10:35 639228187497039939
65 ms 83.142.86.5
25 2026-08-20 10:18 639228177408432646
10 ms 83.142.86.5
24 2026-08-20 09:26 639228146356166262
12 ms 83.142.86.5
23 2026-08-20 09:10 639228136541505712
53 ms 83.142.86.5
22 2026-08-20 08:53 639228126519136598
21 ms 83.142.86.5
21 2026-08-20 08:36 639228116537148885
51 ms 83.142.86.5
20 2026-08-20 07:44 639228085320764351
32 ms 83.142.86.5
19 2026-08-20 07:28 639228075444604839
60 ms 83.142.86.5
18 2026-08-20 07:11 639228065615498985
60 ms 83.142.86.5
17 2026-08-20 06:55 639228055675321422
51 ms 83.142.86.5
16 2026-08-20 06:02 639228024230839396
14 ms 83.142.86.5
15 2026-08-20 05:47 639228014720406505
16 ms 83.142.86.5
14 2026-08-20 05:30 639228004930827030
30 ms 83.142.86.5
13 2026-08-20 05:14 639227995103340154
27 ms 83.142.86.5
12 2026-08-20 04:22 639227963811374894
17 ms 83.142.86.5
11 2026-08-20 04:06 639227954132571365
23 ms 83.142.86.5
10 2026-08-20 03:50 639227944541208342
14 ms 83.142.86.5
9 2026-08-20 03:33 639227934657213484
-
8 2026-08-20 02:41 639227903628145469
2095 ms 83.142.86.5
7 2026-08-20 02:25 639227893995483475
2023 ms 83.142.86.5
6 2026-08-20 02:09 639227884280244209
20 ms 83.142.86.5
5 2026-08-20 01:53 639227874371147132
2025 ms 83.142.86.5
4 2026-08-20 01:01 639227843224256432
75 ms 83.142.86.5
3 2026-08-20 00:45 639227833720403506
41 ms 83.142.86.5
2 2026-08-20 00:29 639227824170728278
11 ms 83.142.86.5
1 2026-08-20 00:13 639227814865867570
10 ms 83.142.86.5