DNS response history for nameserver1.serlib.com

nameserver1.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 2026-08-13. For this date, NameServerHistory found 72 DNS check records, 72 successful responses, 0 failed responses, and 206 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 nameserver1.serlib.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

206 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-13 23:51

All timestamps shown in UTC

Latest Resolved IP on Selected Date

51.91.105.97

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 nameserver1.serlib.com

Showing DNS history for 2026-08-13 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 2026-08-13 23:51 639222618462620588
14 ms 51.91.105.97
71 2026-08-13 23:35 639222608688333012
43 ms 51.91.105.97
70 2026-08-13 23:18 639222598741756356
39 ms 51.91.105.97
69 2026-08-13 23:01 639222588615244093
33 ms 51.91.105.97
68 2026-08-13 22:08 639222556495289724
96 ms 51.91.105.97
67 2026-08-13 21:51 639222546477917698
33 ms 51.91.105.97
66 2026-08-13 21:34 639222536257653790
96 ms 51.91.105.97
65 2026-08-13 21:17 639222525833084485
31 ms 51.91.105.97
64 2026-08-13 21:00 639222515446085004
38 ms 51.91.105.97
63 2026-08-13 20:42 639222505166766781
38 ms 51.91.105.97
62 2026-08-13 20:25 639222494930541001
31 ms 51.91.105.97
61 2026-08-13 20:08 639222484469216890
34 ms 51.91.105.97
60 2026-08-13 19:51 639222474270039940
44 ms 51.91.105.97
59 2026-08-13 19:34 639222464005587385
58 ms 51.91.105.97
58 2026-08-13 19:16 639222453485975041
100 ms 51.91.105.97
57 2026-08-13 18:59 639222442984828770
68 ms 51.91.105.97
56 2026-08-13 18:04 639222410191353397
7 ms 51.91.105.97
55 2026-08-13 17:47 639222399952628376
52 ms 51.91.105.97
54 2026-08-13 17:30 639222389608608647
29 ms 51.91.105.97
53 2026-08-13 17:13 639222379604012481
34 ms 51.91.105.97
52 2026-08-13 16:56 639222369372672858
57 ms 51.91.105.97
51 2026-08-13 16:39 639222359096909298
34 ms 51.91.105.97
50 2026-08-13 16:22 639222348814301655
40 ms 51.91.105.97
49 2026-08-13 16:05 639222338608331104
24 ms 51.91.105.97
48 2026-08-13 15:48 639222328204609760
2035 ms 51.91.105.97
47 2026-08-13 15:30 639222317859759909
36 ms 51.91.105.97
46 2026-08-13 15:13 639222307560137918
35 ms 51.91.105.97
45 2026-08-13 14:56 639222297274357149
44 ms 51.91.105.97
44 2026-08-13 14:02 639222265004477827
63 ms 51.91.105.97
43 2026-08-13 13:46 639222255176583683
10 ms 51.91.105.97
42 2026-08-13 13:30 639222245340146131
2056 ms 51.91.105.97
41 2026-08-13 13:13 639222235662219956
41 ms 51.91.105.97
40 2026-08-13 12:57 639222225817223284
45 ms 51.91.105.97
39 2026-08-13 12:41 639222216341869648
38 ms 51.91.105.97
38 2026-08-13 12:25 639222206848442189
33 ms 51.91.105.97
37 2026-08-13 12:10 639222197538963225
39 ms 51.91.105.97
36 2026-08-13 11:54 639222188113685569
50 ms 51.91.105.97
35 2026-08-13 11:39 639222178880138458
43 ms 51.91.105.97
34 2026-08-13 11:23 639222169343013317
17 ms 51.91.105.97
33 2026-08-13 11:07 639222159910600596
39 ms 51.91.105.97
32 2026-08-13 10:15 639222128676274866
34 ms 51.91.105.97
31 2026-08-13 09:59 639222119169781983
46 ms 51.91.105.97
30 2026-08-13 09:44 639222109996148889
36 ms 51.91.105.97
29 2026-08-13 09:28 639222100791323799
49 ms 51.91.105.97
28 2026-08-13 09:13 639222091647893142
46 ms 51.91.105.97
27 2026-08-13 08:58 639222082524717649
35 ms 51.91.105.97
26 2026-08-13 08:43 639222073378630456
66 ms 51.91.105.97
25 2026-08-13 08:28 639222064537306701
2032 ms 51.91.105.97
24 2026-08-13 08:13 639222055409471864
2068 ms 51.91.105.97
23 2026-08-13 07:57 639222046117152411
29 ms 51.91.105.97
22 2026-08-13 07:42 639222036915107067
9 ms 51.91.105.97
21 2026-08-13 07:27 639222027654889141
50 ms 51.91.105.97
20 2026-08-13 06:35 639221996824612035
6 ms 51.91.105.97
19 2026-08-13 06:20 639221987863418113
17 ms 51.91.105.97
18 2026-08-13 06:06 639221979006823112
26 ms 51.91.105.97
17 2026-08-13 05:51 639221970068466615
8 ms 51.91.105.97
16 2026-08-13 05:36 639221961001585139
60 ms 51.91.105.97
15 2026-08-13 05:21 639221952104046397
30 ms 51.91.105.97
14 2026-08-13 05:06 639221943247694484
46 ms 51.91.105.97
13 2026-08-13 04:52 639221934603388241
30 ms 51.91.105.97
12 2026-08-13 04:37 639221925729273358
23 ms 51.91.105.97
11 2026-08-13 04:22 639221916777813401
9 ms 51.91.105.97
10 2026-08-13 04:07 639221907816913910
2042 ms 51.91.105.97
9 2026-08-13 03:52 639221898639694322
48 ms 51.91.105.97
8 2026-08-13 03:01 639221868257567489
25 ms 51.91.105.97
7 2026-08-13 02:46 639221859270235608
49 ms 51.91.105.97
6 2026-08-13 02:31 639221850184464515
17 ms 51.91.105.97
5 2026-08-13 02:16 639221841141973425
2051 ms 51.91.105.97
4 2026-08-13 01:25 639221810548753083
98 ms 51.91.105.97
3 2026-08-13 01:10 639221801656796262
9 ms 51.91.105.97
2 2026-08-13 00:55 639221792658715334
9 ms 51.91.105.97
1 2026-08-13 00:40 639221783571379176
4 ms 51.91.105.97