DNS response history for ns4.serlib.com

ns4.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 2026-08-19. For this date, NameServerHistory found 74 DNS check records, 72 successful responses, 2 failed responses, and 213 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 ns4.serlib.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

213 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:44

All timestamps shown in UTC

Latest Resolved IP on Selected Date

139.162.216.32

Most recently resolved hosting IP on selected date

Successful Responses

72

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns4.serlib.com

Showing DNS history for 2026-08-19 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 2026-08-19 23:44 639227795899225951
-
73 2026-08-19 23:28 639227786351762008
43 ms 139.162.216.32
72 2026-08-19 23:12 639227776640591733
57 ms 139.162.216.32
71 2026-08-19 22:56 639227767128841282
52 ms 139.162.216.32
70 2026-08-19 22:40 639227757477304711
24 ms 139.162.216.32
69 2026-08-19 22:23 639227747572098014
33 ms 139.162.216.32
68 2026-08-19 22:07 639227737588613113
131 ms 139.162.216.32
67 2026-08-19 21:14 639227706134603955
37 ms 139.162.216.32
66 2026-08-19 20:58 639227696589027396
9 ms 139.162.216.32
65 2026-08-19 20:43 639227687097707639
82 ms 139.162.216.32
64 2026-08-19 20:27 639227677474464487
26 ms 139.162.216.32
63 2026-08-19 20:10 639227667767441118
64 ms 139.162.216.32
62 2026-08-19 19:54 639227657984833832
34 ms 139.162.216.32
61 2026-08-19 19:37 639227648079992640
47 ms 139.162.216.32
60 2026-08-19 19:21 639227638125048441
70 ms 139.162.216.32
59 2026-08-19 19:04 639227628211392142
91 ms 139.162.216.32
58 2026-08-19 18:48 639227618261696275
57 ms 139.162.216.32
57 2026-08-19 18:31 639227608366233645
30 ms 139.162.216.32
56 2026-08-19 18:15 639227598301787588
11 ms 139.162.216.32
55 2026-08-19 17:21 639227566241010716
35 ms 139.162.216.32
54 2026-08-19 17:05 639227556454538959
34 ms 139.162.216.32
53 2026-08-19 16:48 639227546640305542
54 ms 139.162.216.32
52 2026-08-19 16:32 639227536965466472
69 ms 139.162.216.32
51 2026-08-19 16:16 639227527048658280
43 ms 139.162.216.32
50 2026-08-19 16:00 639227517386634438
86 ms 139.162.216.32
49 2026-08-19 15:43 639227507459551637
-
48 2026-08-19 15:26 639227497515595277
37 ms 139.162.216.32
47 2026-08-19 15:10 639227487441798036
2009 ms 139.162.216.32
46 2026-08-19 14:53 639227477445551863
47 ms 139.162.216.32
45 2026-08-19 14:36 639227467297067891
67 ms 139.162.216.32
44 2026-08-19 14:19 639227457057795635
39 ms 139.162.216.32
43 2026-08-19 13:26 639227425244777397
63 ms 139.162.216.32
42 2026-08-19 13:10 639227415422116485
21 ms 139.162.216.32
41 2026-08-19 12:53 639227405307256053
47 ms 139.162.216.32
40 2026-08-19 12:36 639227395396602630
27 ms 139.162.216.32
39 2026-08-19 12:20 639227385510363611
46 ms 139.162.216.32
38 2026-08-19 12:03 639227375508324850
12 ms 139.162.216.32
37 2026-08-19 11:46 639227365326611906
141 ms 139.162.216.32
36 2026-08-19 11:30 639227355360014208
35 ms 139.162.216.32
35 2026-08-19 11:13 639227345036782165
38 ms 139.162.216.32
34 2026-08-19 10:56 639227334992964533
2125 ms 139.162.216.32
33 2026-08-19 10:39 639227324986605572
50 ms 139.162.216.32
32 2026-08-19 10:22 639227314928414539
55 ms 139.162.216.32
31 2026-08-19 09:29 639227283029182134
107 ms 139.162.216.32
30 2026-08-19 09:13 639227273294779350
20 ms 139.162.216.32
29 2026-08-19 08:56 639227263525231313
3 ms 139.162.216.32
28 2026-08-19 08:40 639227253578313363
30 ms 139.162.216.32
27 2026-08-19 08:23 639227243649973322
40 ms 139.162.216.32
26 2026-08-19 08:07 639227233581059317
10 ms 139.162.216.32
25 2026-08-19 07:50 639227223667352067
41 ms 139.162.216.32
24 2026-08-19 07:34 639227213714837066
28 ms 139.162.216.32
23 2026-08-19 07:17 639227203701208496
9 ms 139.162.216.32
22 2026-08-19 07:00 639227193643202179
2027 ms 139.162.216.32
21 2026-08-19 06:43 639227183584431597
27 ms 139.162.216.32
20 2026-08-19 06:26 639227173347403088
2015 ms 139.162.216.32
19 2026-08-19 05:33 639227141523007601
32 ms 139.162.216.32
18 2026-08-19 05:17 639227131785931574
32 ms 139.162.216.32
17 2026-08-19 05:01 639227122176475389
84 ms 139.162.216.32
16 2026-08-19 04:45 639227112668934596
70 ms 139.162.216.32
15 2026-08-19 04:29 639227102773292788
45 ms 139.162.216.32
14 2026-08-19 04:12 639227093141136930
31 ms 139.162.216.32
13 2026-08-19 03:56 639227083449420147
97 ms 139.162.216.32
12 2026-08-19 03:40 639227073771748493
22 ms 139.162.216.32
11 2026-08-19 03:24 639227063977347614
61 ms 139.162.216.32
10 2026-08-19 03:08 639227054253519024
2069 ms 139.162.216.32
9 2026-08-19 02:51 639227044381963886
35 ms 139.162.216.32
8 2026-08-19 02:35 639227034441085514
2013 ms 139.162.216.32
7 2026-08-19 01:43 639227003126489968
30 ms 139.162.216.32
6 2026-08-19 01:26 639226993456311614
47 ms 139.162.216.32
5 2026-08-19 01:11 639226983847312345
63 ms 139.162.216.32
4 2026-08-19 00:55 639226974357874853
16 ms 139.162.216.32
3 2026-08-19 00:39 639226964670484721
65 ms 139.162.216.32
2 2026-08-19 00:22 639226954857899696
33 ms 139.162.216.32
1 2026-08-19 00:06 639226945091603488
30 ms 139.162.216.32