DNS response history for ns1.ostraining.com

ns1.ostraining.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 2026-08-28. For this date, NameServerHistory found 60 DNS check records, 60 successful responses, 0 failed responses, and 166 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.ostraining.com.
Records on Selected Date

60

Historical checks stored for this nameserver on selected date

Average Latency

166 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-28 12:42

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.21.91.203

Most recently resolved hosting IP on selected date

Successful Responses

60

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.ostraining.com

Showing DNS history for 2026-08-28 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
60 2026-08-28 12:42 639235174453894956
21 ms 104.21.91.203
59 2026-08-28 12:42 639235174453894956
21 ms 172.67.179.86
58 2026-08-28 12:25 639235163898672622
48 ms 172.67.179.86
57 2026-08-28 12:25 639235163898672622
48 ms 104.21.91.203
56 2026-08-28 11:32 639235132147470568
6 ms 172.67.179.86
55 2026-08-28 11:32 639235132147470568
6 ms 104.21.91.203
54 2026-08-28 11:15 639235121907744088
31 ms 104.21.91.203
53 2026-08-28 11:15 639235121907744088
31 ms 172.67.179.86
52 2026-08-28 10:58 639235111428014262
5 ms 104.21.91.203
51 2026-08-28 10:58 639235111428014262
5 ms 172.67.179.86
50 2026-08-28 10:40 639235100921813626
9 ms 104.21.91.203
49 2026-08-28 10:40 639235100921813626
9 ms 172.67.179.86
48 2026-08-28 09:46 639235068670703481
28 ms 104.21.91.203
47 2026-08-28 09:46 639235068670703481
28 ms 172.67.179.86
46 2026-08-28 09:29 639235058337459445
10 ms 104.21.91.203
45 2026-08-28 09:29 639235058337459445
10 ms 172.67.179.86
44 2026-08-28 09:12 639235047825109146
85 ms 172.67.179.86
43 2026-08-28 09:12 639235047825109146
85 ms 104.21.91.203
42 2026-08-28 08:54 639235037383229033
2112 ms 172.67.179.86
41 2026-08-28 08:54 639235037383229033
2112 ms 104.21.91.203
40 2026-08-28 08:01 639235005619242711
35 ms 172.67.179.86
39 2026-08-28 08:01 639235005619242711
35 ms 104.21.91.203
38 2026-08-28 07:44 639234995310346584
55 ms 172.67.179.86
37 2026-08-28 07:44 639234995310346584
55 ms 104.21.91.203
36 2026-08-28 07:27 639234984946548933
7 ms 172.67.179.86
35 2026-08-28 07:27 639234984946548933
7 ms 104.21.91.203
34 2026-08-28 07:09 639234974608077290
12 ms 104.21.91.203
33 2026-08-28 07:09 639234974608077290
12 ms 172.67.179.86
32 2026-08-28 06:16 639234942529845595
38 ms 104.21.91.203
31 2026-08-28 06:16 639234942529845595
38 ms 172.67.179.86
30 2026-08-28 05:59 639234932259126627
2031 ms 104.21.91.203
29 2026-08-28 05:59 639234932259126627
2031 ms 172.67.179.86
28 2026-08-28 05:42 639234921916735988
109 ms 172.67.179.86
27 2026-08-28 05:42 639234921916735988
109 ms 104.21.91.203
26 2026-08-28 05:24 639234911470038027
8 ms 172.67.179.86
25 2026-08-28 05:24 639234911470038027
8 ms 104.21.91.203
24 2026-08-28 04:31 639234879588411654
5 ms 104.21.91.203
23 2026-08-28 04:31 639234879588411654
5 ms 172.67.179.86
22 2026-08-28 04:14 639234869341589104
92 ms 104.21.91.203
21 2026-08-28 04:14 639234869341589104
92 ms 172.67.179.86
20 2026-08-28 03:57 639234859012216675
9 ms 104.21.91.203
19 2026-08-28 03:57 639234859012216675
9 ms 172.67.179.86
18 2026-08-28 03:40 639234848695364934
15 ms 172.67.179.86
17 2026-08-28 03:40 639234848695364934
15 ms 104.21.91.203
16 2026-08-28 02:47 639234816952458162
19 ms 172.67.179.86
15 2026-08-28 02:47 639234816952458162
19 ms 104.21.91.203
14 2026-08-28 02:30 639234806773081598
5 ms 172.67.179.86
13 2026-08-28 02:30 639234806773081598
5 ms 104.21.91.203
12 2026-08-28 02:12 639234796382955255
5 ms 104.21.91.203
11 2026-08-28 02:12 639234796382955255
5 ms 172.67.179.86
10 2026-08-28 01:55 639234786015782563
16 ms 104.21.91.203
9 2026-08-28 01:55 639234786015782563
16 ms 172.67.179.86
8 2026-08-28 01:01 639234753811917646
23 ms 104.21.91.203
7 2026-08-28 01:01 639234753811917646
23 ms 172.67.179.86
6 2026-08-28 00:45 639234743739767811
27 ms 172.67.179.86
5 2026-08-28 00:45 639234743739767811
27 ms 104.21.91.203
4 2026-08-28 00:27 639234733372362811
7 ms 104.21.91.203
3 2026-08-28 00:27 639234733372362811
7 ms 172.67.179.86
2 2026-08-28 00:10 639234723048550337
95 ms 104.21.91.203
1 2026-08-28 00:10 639234723048550337
95 ms 172.67.179.86