DNS response history for az1.libraryofcode.org

az1.libraryofcode.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 2026-08-21. For this date, NameServerHistory found 72 DNS check records, 71 successful responses, 1 failed responses, and 208 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 az1.libraryofcode.org.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

208 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

20.80.251.218

Most recently resolved hosting IP on selected date

Successful Responses

71

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 az1.libraryofcode.org

Showing DNS history for 2026-08-21 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
72 2026-08-21 23:46 639229527598660841
40 ms 20.80.251.218
71 2026-08-21 23:30 639229517954323214
17 ms 20.80.251.218
70 2026-08-21 23:13 639229508269999021
192 ms 20.80.251.218
69 2026-08-21 22:57 639229498559060171
36 ms 20.80.251.218
68 2026-08-21 22:41 639229488519347586
18 ms 20.80.251.218
67 2026-08-21 21:47 639229456606578934
22 ms 20.80.251.218
66 2026-08-21 21:31 639229446985772499
41 ms 20.80.251.218
65 2026-08-21 21:15 639229437367313098
23 ms 20.80.251.218
64 2026-08-21 21:00 639229427923950391
79 ms 20.80.251.218
63 2026-08-21 20:43 639229418168588854
31 ms 20.80.251.218
62 2026-08-21 20:27 639229408345678334
35 ms 20.80.251.218
61 2026-08-21 20:11 639229398616354648
40 ms 20.80.251.218
60 2026-08-21 19:54 639229388634592323
26 ms 20.80.251.218
59 2026-08-21 19:38 639229378792837692
1661 ms 20.80.251.218
58 2026-08-21 19:22 639229369154682311
60 ms 20.80.251.218
57 2026-08-21 19:05 639229359248017926
15 ms 20.80.251.218
56 2026-08-21 18:48 639229349124294642
217 ms 20.80.251.218
55 2026-08-21 17:56 639229317791715692
35 ms 20.80.251.218
54 2026-08-21 17:40 639229308115194575
28 ms 20.80.251.218
53 2026-08-21 17:24 639229298320320558
49 ms 20.80.251.218
52 2026-08-21 17:07 639229288674863221
2786 ms 20.80.251.218
51 2026-08-21 16:51 639229278983677079
2049 ms 20.80.251.218
50 2026-08-21 16:35 639229269405517175
2026 ms 20.80.251.218
49 2026-08-21 16:19 639229259594798244
51 ms 20.80.251.218
48 2026-08-21 16:03 639229249736681188
19 ms 20.80.251.218
47 2026-08-21 15:46 639229239699417787
41 ms 20.80.251.218
46 2026-08-21 15:29 639229229621964033
137 ms 20.80.251.218
45 2026-08-21 15:12 639229219567270965
34 ms 20.80.251.218
44 2026-08-21 14:55 639229209406666856
25 ms 20.80.251.218
43 2026-08-21 14:03 639229177815876178
18 ms 20.80.251.218
42 2026-08-21 13:47 639229168243572685
127 ms 20.80.251.218
41 2026-08-21 13:31 639229158599856475
25 ms 20.80.251.218
40 2026-08-21 13:15 639229148998940902
24 ms 20.80.251.218
39 2026-08-21 12:58 639229139276923594
35 ms 20.80.251.218
38 2026-08-21 12:42 639229129709912394
27 ms 20.80.251.218
37 2026-08-21 12:26 639229119801488500
23 ms 20.80.251.218
36 2026-08-21 12:10 639229110135262458
-
35 2026-08-21 11:54 639229100336051392
36 ms 20.80.251.218
34 2026-08-21 11:37 639229090641415626
24 ms 20.80.251.218
33 2026-08-21 11:21 639229080702683947
27 ms 20.80.251.218
32 2026-08-21 11:04 639229070601456699
47 ms 20.80.251.218
31 2026-08-21 10:11 639229038947447232
22 ms 20.80.251.218
30 2026-08-21 09:55 639229029268708773
71 ms 20.80.251.218
29 2026-08-21 09:39 639229019647910603
2028 ms 20.80.251.218
28 2026-08-21 09:23 639229009983843738
37 ms 20.80.251.218
27 2026-08-21 09:07 639229000203331882
50 ms 20.80.251.218
26 2026-08-21 08:50 639228990302335999
651 ms 20.80.251.218
25 2026-08-21 08:34 639228980567740722
208 ms 20.80.251.218
24 2026-08-21 08:18 639228970762445174
41 ms 20.80.251.218
23 2026-08-21 08:01 639228961065054445
22 ms 20.80.251.218
22 2026-08-21 07:45 639228951224649885
24 ms 20.80.251.218
21 2026-08-21 07:28 639228941303864592
19 ms 20.80.251.218
20 2026-08-21 07:12 639228931191328583
20 ms 20.80.251.218
19 2026-08-21 06:19 639228899518173317
65 ms 20.80.251.218
18 2026-08-21 06:03 639228889785027669
52 ms 20.80.251.218
17 2026-08-21 05:46 639228880106330161
194 ms 20.80.251.218
16 2026-08-21 05:30 639228870316184091
57 ms 20.80.251.218
15 2026-08-21 05:14 639228860695366512
31 ms 20.80.251.218
14 2026-08-21 04:58 639228851027209500
49 ms 20.80.251.218
13 2026-08-21 04:42 639228841479265462
32 ms 20.80.251.218
12 2026-08-21 04:26 639228831752962260
38 ms 20.80.251.218
11 2026-08-21 04:10 639228821953295483
26 ms 20.80.251.218
10 2026-08-21 03:53 639228812227429953
28 ms 20.80.251.218
9 2026-08-21 03:37 639228802476107538
35 ms 20.80.251.218
8 2026-08-21 03:21 639228792525492032
69 ms 20.80.251.218
7 2026-08-21 02:28 639228761131421385
403 ms 20.80.251.218
6 2026-08-21 02:12 639228751571206692
11 ms 20.80.251.218
5 2026-08-21 01:56 639228741705571019
86 ms 20.80.251.218
4 2026-08-21 01:39 639228731642208228
24 ms 20.80.251.218
3 2026-08-21 00:47 639228700387002072
40 ms 20.80.251.218
2 2026-08-21 00:31 639228690742014433
24 ms 20.80.251.218
1 2026-08-21 00:14 639228680877937122
49 ms 20.80.251.218