DNS response history for ns1.dub.io

ns1.dub.io 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 2026-08-26. For this date, NameServerHistory found 76 DNS check records, 76 successful responses, 0 failed responses, and 275 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.dub.io.
Records on Selected Date

76

Historical checks stored for this nameserver on selected date

Average Latency

275 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 12:36

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.21.61.73

Most recently resolved hosting IP on selected date

Successful Responses

76

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.dub.io

Showing DNS history for 2026-08-26 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
76 2026-08-26 12:36 639233445367152284
40 ms 104.21.61.73
75 2026-08-26 12:36 639233445367152284
40 ms 172.67.207.57
74 2026-08-26 12:19 639233434974187439
37 ms 104.21.61.73
73 2026-08-26 12:19 639233434974187439
37 ms 172.67.207.57
72 2026-08-26 12:02 639233424567558554
103 ms 172.67.207.57
71 2026-08-26 12:02 639233424567558554
103 ms 104.21.61.73
70 2026-08-26 11:44 639233414056832719
31 ms 104.21.61.73
69 2026-08-26 11:44 639233414056832719
31 ms 172.67.207.57
68 2026-08-26 11:26 639233403515141099
68 ms 104.21.61.73
67 2026-08-26 11:26 639233403515141099
68 ms 172.67.207.57
66 2026-08-26 10:32 639233370841350248
33 ms 172.67.207.57
65 2026-08-26 10:32 639233370841350248
33 ms 104.21.61.73
64 2026-08-26 10:15 639233360361507238
148 ms 172.67.207.57
63 2026-08-26 10:15 639233360361507238
148 ms 104.21.61.73
62 2026-08-26 09:57 639233350067824371
30 ms 172.67.207.57
61 2026-08-26 09:57 639233350067824371
30 ms 104.21.61.73
60 2026-08-26 09:40 639233339545274518
263 ms 104.21.61.73
59 2026-08-26 09:40 639233339545274518
263 ms 172.67.207.57
58 2026-08-26 09:23 639233329214918079
26 ms 172.67.207.57
57 2026-08-26 09:23 639233329214918079
26 ms 104.21.61.73
56 2026-08-26 09:05 639233318749762337
61 ms 104.21.61.73
55 2026-08-26 09:05 639233318749762337
61 ms 172.67.207.57
54 2026-08-26 08:48 639233308387917838
24 ms 172.67.207.57
53 2026-08-26 08:48 639233308387917838
24 ms 104.21.61.73
52 2026-08-26 08:31 639233297961740122
6 ms 104.21.61.73
51 2026-08-26 08:31 639233297961740122
6 ms 172.67.207.57
50 2026-08-26 08:13 639233287487159094
6 ms 104.21.61.73
49 2026-08-26 08:13 639233287487159094
6 ms 172.67.207.57
48 2026-08-26 07:56 639233276995531707
50 ms 104.21.61.73
47 2026-08-26 07:56 639233276995531707
50 ms 172.67.207.57
46 2026-08-26 07:38 639233266521568229
45 ms 172.67.207.57
45 2026-08-26 07:38 639233266521568229
45 ms 104.21.61.73
44 2026-08-26 07:21 639233256081047431
2044 ms 172.67.207.57
43 2026-08-26 07:21 639233256081047431
2044 ms 104.21.61.73
42 2026-08-26 06:27 639233223620132921
7 ms 104.21.61.73
41 2026-08-26 06:27 639233223620132921
7 ms 172.67.207.57
40 2026-08-26 06:09 639233213287814244
42 ms 104.21.61.73
39 2026-08-26 06:09 639233213287814244
42 ms 172.67.207.57
38 2026-08-26 05:52 639233202925983161
148 ms 104.21.61.73
37 2026-08-26 05:52 639233202925983161
148 ms 172.67.207.57
36 2026-08-26 05:35 639233192644780696
50 ms 104.21.61.73
35 2026-08-26 05:35 639233192644780696
50 ms 172.67.207.57
34 2026-08-26 05:18 639233182401183833
554 ms 104.21.61.73
33 2026-08-26 05:18 639233182401183833
554 ms 172.67.207.57
32 2026-08-26 05:01 639233172074181051
30 ms 104.21.61.73
31 2026-08-26 05:01 639233172074181051
30 ms 172.67.207.57
30 2026-08-26 04:44 639233161808421455
10 ms 172.67.207.57
29 2026-08-26 04:44 639233161808421455
10 ms 104.21.61.73
28 2026-08-26 04:26 639233151357344052
2041 ms 104.21.61.73
27 2026-08-26 04:26 639233151357344052
2041 ms 172.67.207.57
26 2026-08-26 04:09 639233141034116946
15 ms 104.21.61.73
25 2026-08-26 04:09 639233141034116946
15 ms 172.67.207.57
24 2026-08-26 03:52 639233130828334142
2031 ms 172.67.207.57
23 2026-08-26 03:52 639233130828334142
2031 ms 104.21.61.73
22 2026-08-26 03:35 639233120373450007
49 ms 172.67.207.57
21 2026-08-26 03:35 639233120373450007
49 ms 104.21.61.73
20 2026-08-26 03:17 639233110066216193
16 ms 104.21.61.73
19 2026-08-26 03:17 639233110066216193
16 ms 172.67.207.57
18 2026-08-26 02:24 639233078065410564
14 ms 172.67.207.57
17 2026-08-26 02:24 639233078065410564
14 ms 104.21.61.73
16 2026-08-26 02:07 639233067787457832
2020 ms 104.21.61.73
15 2026-08-26 02:07 639233067787457832
2020 ms 172.67.207.57
14 2026-08-26 01:50 639233057501801162
43 ms 104.21.61.73
13 2026-08-26 01:50 639233057501801162
43 ms 172.67.207.57
12 2026-08-26 01:32 639233047089431703
154 ms 172.67.207.57
11 2026-08-26 01:32 639233047089431703
154 ms 104.21.61.73
10 2026-08-26 01:15 639233036754790688
27 ms 104.21.61.73
9 2026-08-26 01:15 639233036754790688
27 ms 172.67.207.57
8 2026-08-26 00:58 639233026412602472
6 ms 172.67.207.57
7 2026-08-26 00:58 639233026412602472
6 ms 104.21.61.73
6 2026-08-26 00:41 639233016064066127
144 ms 172.67.207.57
5 2026-08-26 00:41 639233016064066127
144 ms 104.21.61.73
4 2026-08-26 00:24 639233005922655772
19 ms 104.21.61.73
3 2026-08-26 00:24 639233005922655772
19 ms 172.67.207.57
2 2026-08-26 00:07 639232995672256907
32 ms 172.67.207.57
1 2026-08-26 00:07 639232995672256907
32 ms 104.21.61.73