DNS response history for ns1.ocreilly.org

ns1.ocreilly.org 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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 73 successful responses, 1 failed responses, and 926 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.ocreilly.org.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

926 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:45

All timestamps shown in UTC

Latest Resolved IP on Selected Date

173.230.148.37

Most recently resolved hosting IP on selected date

Successful Responses

73

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.ocreilly.org

Showing DNS history for 2026-08-22 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
74 2026-08-22 23:45 639230382051619327
2093 ms 173.230.148.37
73 2026-08-22 23:29 639230372323353529
2 ms 173.230.148.37
72 2026-08-22 23:12 639230362586451064
2 ms 173.230.148.37
71 2026-08-22 22:56 639230352793666303
4 ms 173.230.148.37
70 2026-08-22 22:40 639230342775737758
2022 ms 173.230.148.37
69 2026-08-22 22:23 639230332639939561
-
68 2026-08-22 21:30 639230301014190104
4 ms 173.230.148.37
67 2026-08-22 21:13 639230291048161498
2031 ms 173.230.148.37
66 2026-08-22 20:57 639230280894353664
3 ms 173.230.148.37
65 2026-08-22 20:40 639230270699419073
2031 ms 173.230.148.37
64 2026-08-22 20:23 639230260248163050
2093 ms 173.230.148.37
63 2026-08-22 20:05 639230250122494282
2021 ms 173.230.148.37
62 2026-08-22 19:49 639230239972935046
2011 ms 173.230.148.37
61 2026-08-22 19:32 639230229963262464
3 ms 173.230.148.37
60 2026-08-22 19:15 639230220033804658
3767 ms 173.230.148.37
59 2026-08-22 18:58 639230209891107289
2007 ms 173.230.148.37
58 2026-08-22 18:41 639230199630298717
4 ms 173.230.148.37
57 2026-08-22 18:24 639230189301984150
4 ms 173.230.148.37
56 2026-08-22 17:31 639230157138468804
3 ms 173.230.148.37
55 2026-08-22 17:14 639230146987869495
3775 ms 173.230.148.37
54 2026-08-22 16:57 639230136768638516
3605 ms 173.230.148.37
53 2026-08-22 16:40 639230126735907877
3 ms 173.230.148.37
52 2026-08-22 16:23 639230116551187768
3 ms 173.230.148.37
51 2026-08-22 16:06 639230106335615913
5 ms 173.230.148.37
50 2026-08-22 15:49 639230096177758176
2007 ms 173.230.148.37
49 2026-08-22 15:32 639230086185999993
7 ms 173.230.148.37
48 2026-08-22 15:15 639230076247854903
3643 ms 173.230.148.37
47 2026-08-22 14:59 639230066076077530
2007 ms 173.230.148.37
46 2026-08-22 14:42 639230055738197328
3 ms 173.230.148.37
45 2026-08-22 14:25 639230045411225521
3611 ms 173.230.148.37
44 2026-08-22 13:30 639230013046000470
2008 ms 173.230.148.37
43 2026-08-22 13:13 639230003090037878
3 ms 173.230.148.37
42 2026-08-22 12:57 639229993008259475
2008 ms 173.230.148.37
41 2026-08-22 12:40 639229982909449470
2 ms 173.230.148.37
40 2026-08-22 12:23 639229973035502212
3 ms 173.230.148.37
39 2026-08-22 12:07 639229963064296145
2 ms 173.230.148.37
38 2026-08-22 11:50 639229952996162143
3 ms 173.230.148.37
37 2026-08-22 11:33 639229943051949195
2 ms 173.230.148.37
36 2026-08-22 11:17 639229932919214934
2 ms 173.230.148.37
35 2026-08-22 11:00 639229922745889838
3 ms 173.230.148.37
34 2026-08-22 10:43 639229912587214796
2 ms 173.230.148.37
33 2026-08-22 10:26 639229902240004454
2026 ms 173.230.148.37
32 2026-08-22 09:33 639229870800501662
4 ms 173.230.148.37
31 2026-08-22 09:16 639229861058384956
2022 ms 173.230.148.37
30 2026-08-22 09:00 639229851158592604
2 ms 173.230.148.37
29 2026-08-22 08:44 639229841475569629
2 ms 173.230.148.37
28 2026-08-22 08:28 639229831887658471
3 ms 173.230.148.37
27 2026-08-22 08:12 639229822043670346
1541 ms 173.230.148.37
26 2026-08-22 07:55 639229812327913936
3 ms 173.230.148.37
25 2026-08-22 07:39 639229802629488686
3 ms 173.230.148.37
24 2026-08-22 07:23 639229793051447309
2112 ms 173.230.148.37
23 2026-08-22 07:07 639229783303531961
3674 ms 173.230.148.37
22 2026-08-22 06:50 639229773458051942
3 ms 173.230.148.37
21 2026-08-22 06:34 639229763373848056
3 ms 173.230.148.37
20 2026-08-22 05:41 639229732140622809
10 ms 173.230.148.37
19 2026-08-22 05:25 639229722699695967
25 ms 173.230.148.37
18 2026-08-22 05:10 639229713097498075
32 ms 173.230.148.37
17 2026-08-22 04:54 639229703543969637
3 ms 173.230.148.37
16 2026-08-22 04:38 639229693970392873
2090 ms 173.230.148.37
15 2026-08-22 04:22 639229684277329469
3 ms 173.230.148.37
14 2026-08-22 04:05 639229674501596661
3 ms 173.230.148.37
13 2026-08-22 03:49 639229665064441147
2031 ms 173.230.148.37
12 2026-08-22 03:34 639229655507536872
3 ms 173.230.148.37
11 2026-08-22 03:18 639229645849603111
1524 ms 173.230.148.37
10 2026-08-22 03:01 639229636090497453
2031 ms 173.230.148.37
9 2026-08-22 02:45 639229625978544281
2 ms 173.230.148.37
8 2026-08-22 01:52 639229594644662176
3 ms 173.230.148.37
7 2026-08-22 01:36 639229585214633065
32 ms 173.230.148.37
6 2026-08-22 01:21 639229575581042175
2023 ms 173.230.148.37
5 2026-08-22 01:04 639229565912268962
2032 ms 173.230.148.37
4 2026-08-22 00:48 639229556237813203
1535 ms 173.230.148.37
3 2026-08-22 00:32 639229546625802518
3 ms 173.230.148.37
2 2026-08-22 00:16 639229537172016621
2 ms 173.230.148.37
1 2026-08-22 00:00 639229527598660841
2 ms 173.230.148.37