DNS response history for ns1.serlib.com

ns1.serlib.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 2026-08-21. For this date, NameServerHistory found 72 DNS check records, 72 successful responses, 0 failed responses, and 201 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.serlib.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

201 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-21 23:47

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.233.110.99

Most recently resolved hosting IP on selected date

Successful Responses

72

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.serlib.com

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 23:47 639229527598660841
36 ms 172.233.110.99
71 2026-08-21 23:31 639229517954323214
34 ms 172.233.110.99
70 2026-08-21 23:15 639229508269999021
32 ms 172.233.110.99
69 2026-08-21 22:58 639229498559060171
13 ms 172.233.110.99
68 2026-08-21 22:42 639229488519347586
51 ms 172.233.110.99
67 2026-08-21 21:49 639229456606578934
77 ms 172.233.110.99
66 2026-08-21 21:33 639229446985772499
31 ms 172.233.110.99
65 2026-08-21 21:17 639229437367313098
58 ms 172.233.110.99
64 2026-08-21 21:01 639229427923950391
47 ms 172.233.110.99
63 2026-08-21 20:45 639229418168588854
32 ms 172.233.110.99
62 2026-08-21 20:28 639229408345678334
5 ms 172.233.110.99
61 2026-08-21 20:12 639229398616354648
82 ms 172.233.110.99
60 2026-08-21 19:55 639229388634592323
41 ms 172.233.110.99
59 2026-08-21 19:39 639229378792837692
49 ms 172.233.110.99
58 2026-08-21 19:23 639229369154682311
7 ms 172.233.110.99
57 2026-08-21 19:06 639229359248017926
19 ms 172.233.110.99
56 2026-08-21 18:49 639229349124294642
22 ms 172.233.110.99
55 2026-08-21 17:57 639229317791715692
2051 ms 172.233.110.99
54 2026-08-21 17:41 639229308115194575
23 ms 172.233.110.99
53 2026-08-21 17:25 639229298320320558
24 ms 172.233.110.99
52 2026-08-21 17:09 639229288674863221
2016 ms 172.233.110.99
51 2026-08-21 16:52 639229278983677079
29 ms 172.233.110.99
50 2026-08-21 16:37 639229269405517175
49 ms 172.233.110.99
49 2026-08-21 16:20 639229259594798244
58 ms 172.233.110.99
48 2026-08-21 16:04 639229249736681188
50 ms 172.233.110.99
47 2026-08-21 15:47 639229239699417787
33 ms 172.233.110.99
46 2026-08-21 15:30 639229229621964033
16 ms 172.233.110.99
45 2026-08-21 15:13 639229219567270965
50 ms 172.233.110.99
44 2026-08-21 14:57 639229209406666856
34 ms 172.233.110.99
43 2026-08-21 14:04 639229177815876178
50 ms 172.233.110.99
42 2026-08-21 13:48 639229168243572685
42 ms 172.233.110.99
41 2026-08-21 13:32 639229158599856475
23 ms 172.233.110.99
40 2026-08-21 13:16 639229148998940902
26 ms 172.233.110.99
39 2026-08-21 13:00 639229139276923594
7 ms 172.233.110.99
38 2026-08-21 12:44 639229129709912394
18 ms 172.233.110.99
37 2026-08-21 12:27 639229119801488500
50 ms 172.233.110.99
36 2026-08-21 12:11 639229110135262458
31 ms 172.233.110.99
35 2026-08-21 11:55 639229100336051392
17 ms 172.233.110.99
34 2026-08-21 11:39 639229090641415626
31 ms 172.233.110.99
33 2026-08-21 11:22 639229080702683947
77 ms 172.233.110.99
32 2026-08-21 11:05 639229070601456699
8 ms 172.233.110.99
31 2026-08-21 10:13 639229038947447232
22 ms 172.233.110.99
30 2026-08-21 09:56 639229029268708773
2025 ms 172.233.110.99
29 2026-08-21 09:40 639229019647910603
38 ms 172.233.110.99
28 2026-08-21 09:24 639229009983843738
2044 ms 172.233.110.99
27 2026-08-21 09:08 639229000203331882
50 ms 172.233.110.99
26 2026-08-21 08:51 639228990302335999
22 ms 172.233.110.99
25 2026-08-21 08:35 639228980567740722
51 ms 172.233.110.99
24 2026-08-21 08:19 639228970762445174
8 ms 172.233.110.99
23 2026-08-21 08:03 639228961065054445
4 ms 172.233.110.99
22 2026-08-21 07:46 639228951224649885
8 ms 172.233.110.99
21 2026-08-21 07:30 639228941303864592
70 ms 172.233.110.99
20 2026-08-21 07:13 639228931191328583
38 ms 172.233.110.99
19 2026-08-21 06:20 639228899518173317
9 ms 172.233.110.99
18 2026-08-21 06:04 639228889785027669
3 ms 172.233.110.99
17 2026-08-21 05:48 639228880106330161
8 ms 172.233.110.99
16 2026-08-21 05:31 639228870316184091
41 ms 172.233.110.99
15 2026-08-21 05:15 639228860695366512
30 ms 172.233.110.99
14 2026-08-21 04:59 639228851027209500
43 ms 172.233.110.99
13 2026-08-21 04:43 639228841479265462
69 ms 172.233.110.99
12 2026-08-21 04:27 639228831752962260
38 ms 172.233.110.99
11 2026-08-21 04:11 639228821953295483
33 ms 172.233.110.99
10 2026-08-21 03:55 639228812227429953
10 ms 172.233.110.99
9 2026-08-21 03:38 639228802476107538
8 ms 172.233.110.99
8 2026-08-21 03:22 639228792525492032
2018 ms 172.233.110.99
7 2026-08-21 02:29 639228761131421385
33 ms 172.233.110.99
6 2026-08-21 02:14 639228751571206692
2032 ms 172.233.110.99
5 2026-08-21 01:57 639228741705571019
43 ms 172.233.110.99
4 2026-08-21 01:40 639228731642208228
66 ms 172.233.110.99
3 2026-08-21 00:48 639228700387002072
109 ms 172.233.110.99
2 2026-08-21 00:32 639228690742014433
36 ms 172.233.110.99
1 2026-08-21 00:16 639228680877937122
14 ms 172.233.110.99