DNS response history for ns1.optometry.net

ns1.optometry.net 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 57 DNS check records, 56 successful responses, 1 failed responses, and 211 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.optometry.net.
Records on Selected Date

57

Historical checks stored for this nameserver on selected date

Average Latency

211 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-20 23:11

All timestamps shown in UTC

Latest Resolved IP on Selected Date

20.190.26.75

Most recently resolved hosting IP on selected date

Successful Responses

56

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.optometry.net

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
57 2026-08-20 23:11 639228639850033448
2024 ms 20.190.26.75
56 2026-08-20 22:55 639228630204271870
75 ms 20.190.26.75
55 2026-08-20 22:39 639228620295091135
33 ms 20.190.26.75
54 2026-08-20 22:22 639228610298336915
10 ms 20.190.26.75
53 2026-08-20 21:30 639228578917047616
27 ms 20.190.26.75
52 2026-08-20 21:13 639228569046445709
18 ms 20.190.26.75
51 2026-08-20 20:57 639228558946830986
19 ms 20.190.26.75
50 2026-08-20 20:40 639228548977359217
17 ms 20.190.26.75
49 2026-08-20 19:47 639228517494157668
15 ms 20.190.26.75
48 2026-08-20 19:31 639228507374116892
23 ms 20.190.26.75
47 2026-08-20 19:14 639228497315154893
2017 ms 20.190.26.75
46 2026-08-20 18:57 639228487287648341
23 ms 20.190.26.75
45 2026-08-20 18:05 639228455828123788
44 ms 20.190.26.75
44 2026-08-20 17:48 639228445900082244
92 ms 20.190.26.75
43 2026-08-20 17:31 639228435866352323
75 ms 20.190.26.75
42 2026-08-20 17:15 639228425802273151
34 ms 20.190.26.75
41 2026-08-20 16:21 639228393616324230
31 ms 20.190.26.75
40 2026-08-20 16:04 639228383590408693
24 ms 20.190.26.75
39 2026-08-20 15:47 639228373471467474
19 ms 20.190.26.75
38 2026-08-20 15:30 639228363426647311
28 ms 20.190.26.75
37 2026-08-20 14:38 639228331681701910
28 ms 20.190.26.75
36 2026-08-20 14:21 639228321714746824
27 ms 20.190.26.75
35 2026-08-20 14:04 639228311652090262
24 ms 20.190.26.75
34 2026-08-20 13:48 639228301670088587
25 ms 20.190.26.75
33 2026-08-20 12:55 639228269987976710
26 ms 20.190.26.75
32 2026-08-20 12:38 639228260009452308
16 ms 20.190.26.75
31 2026-08-20 12:21 639228249661740894
22 ms 20.190.26.75
30 2026-08-20 12:04 639228239552680346
46 ms 20.190.26.75
29 2026-08-20 11:11 639228207667580819
37 ms 20.190.26.75
28 2026-08-20 10:54 639228197494011560
36 ms 20.190.26.75
27 2026-08-20 10:37 639228187497039939
2012 ms 20.190.26.75
26 2026-08-20 10:20 639228177408432646
10 ms 20.190.26.75
25 2026-08-20 09:29 639228146356166262
-
24 2026-08-20 09:12 639228136541505712
39 ms 20.190.26.75
23 2026-08-20 08:56 639228126519136598
63 ms 20.190.26.75
22 2026-08-20 08:39 639228116537148885
49 ms 20.190.26.75
21 2026-08-20 07:47 639228085320764351
22 ms 20.190.26.75
20 2026-08-20 07:31 639228075444604839
12 ms 20.190.26.75
19 2026-08-20 07:14 639228065615498985
23 ms 20.190.26.75
18 2026-08-20 06:58 639228055675321422
2084 ms 20.190.26.75
17 2026-08-20 06:05 639228024230839396
27 ms 20.190.26.75
16 2026-08-20 05:49 639228014720406505
38 ms 20.190.26.75
15 2026-08-20 05:33 639228004930827030
11 ms 20.190.26.75
14 2026-08-20 05:17 639227995103340154
14 ms 20.190.26.75
13 2026-08-20 04:25 639227963811374894
104 ms 20.190.26.75
12 2026-08-20 04:08 639227954132571365
70 ms 20.190.26.75
11 2026-08-20 03:52 639227944541208342
2091 ms 20.190.26.75
10 2026-08-20 03:36 639227934657213484
19 ms 20.190.26.75
9 2026-08-20 02:44 639227903628145469
33 ms 20.190.26.75
8 2026-08-20 02:28 639227893995483475
28 ms 20.190.26.75
7 2026-08-20 02:12 639227884280244209
23 ms 20.190.26.75
6 2026-08-20 01:55 639227874371147132
10 ms 20.190.26.75
5 2026-08-20 01:04 639227843224256432
26 ms 20.190.26.75
4 2026-08-20 00:48 639227833720403506
27 ms 20.190.26.75
3 2026-08-20 00:32 639227824170728278
18 ms 20.190.26.75
2 2026-08-20 00:16 639227814865867570
28 ms 20.190.26.75
1 2026-08-20 00:01 639227805445376839
24 ms 20.190.26.75