DNS response history for ns2.libraryandbook.com

ns2.libraryandbook.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 2026-08-18. For this date, NameServerHistory found 76 DNS check records, 76 successful responses, 0 failed responses, and 515 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 ns2.libraryandbook.com.
Records on Selected Date

76

Historical checks stored for this nameserver on selected date

Average Latency

515 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 23:58

All timestamps shown in UTC

Latest Resolved IP on Selected Date

60.250.74.198

Most recently resolved hosting IP on selected date

Successful Responses

76

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 ns2.libraryandbook.com

Showing DNS history for 2026-08-18 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
76 2026-08-18 23:58 639226935204800669
491 ms 60.250.74.198
75 2026-08-18 23:42 639226925298919497
503 ms 60.250.74.198
74 2026-08-18 23:25 639226915487885053
485 ms 60.250.74.198
73 2026-08-18 23:09 639226905465760034
491 ms 60.250.74.198
72 2026-08-18 22:52 639226895378104692
484 ms 60.250.74.198
71 2026-08-18 21:59 639226863374232622
510 ms 60.250.74.198
70 2026-08-18 21:42 639226853698516058
498 ms 60.250.74.198
69 2026-08-18 21:26 639226843797360601
510 ms 60.250.74.198
68 2026-08-18 21:10 639226834046588155
492 ms 60.250.74.198
67 2026-08-18 20:53 639226824234488533
494 ms 60.250.74.198
66 2026-08-18 20:37 639226814549928621
505 ms 60.250.74.198
65 2026-08-18 20:21 639226804721432353
506 ms 60.250.74.198
64 2026-08-18 20:04 639226795048828184
498 ms 60.250.74.198
63 2026-08-18 19:48 639226785202482420
502 ms 60.250.74.198
62 2026-08-18 19:32 639226775309362607
507 ms 60.250.74.198
61 2026-08-18 19:15 639226765406586155
493 ms 60.250.74.198
60 2026-08-18 18:59 639226755437790519
486 ms 60.250.74.198
59 2026-08-18 18:06 639226723856194457
499 ms 60.250.74.198
58 2026-08-18 17:50 639226714050583422
496 ms 60.250.74.198
57 2026-08-18 17:33 639226704236499724
504 ms 60.250.74.198
56 2026-08-18 17:17 639226694184520163
508 ms 60.250.74.198
55 2026-08-18 17:00 639226684161203477
489 ms 60.250.74.198
54 2026-08-18 16:43 639226674305430109
503 ms 60.250.74.198
53 2026-08-18 16:27 639226664489607984
497 ms 60.250.74.198
52 2026-08-18 16:11 639226654533111667
502 ms 60.250.74.198
51 2026-08-18 15:54 639226644778594725
494 ms 60.250.74.198
50 2026-08-18 15:38 639226634901553621
483 ms 60.250.74.198
49 2026-08-18 15:21 639226624921864967
511 ms 60.250.74.198
48 2026-08-18 15:04 639226614939419403
504 ms 60.250.74.198
47 2026-08-18 14:11 639226583021074771
502 ms 60.250.74.198
46 2026-08-18 13:55 639226573279933585
489 ms 60.250.74.198
45 2026-08-18 13:38 639226563494036301
492 ms 60.250.74.198
44 2026-08-18 13:22 639226553708216256
490 ms 60.250.74.198
43 2026-08-18 13:06 639226544003734815
508 ms 60.250.74.198
42 2026-08-18 12:50 639226534105733155
501 ms 60.250.74.198
41 2026-08-18 12:33 639226524298118898
504 ms 60.250.74.198
40 2026-08-18 12:17 639226514525195335
483 ms 60.250.74.198
39 2026-08-18 12:01 639226504703635320
488 ms 60.250.74.198
38 2026-08-18 11:44 639226494737271720
498 ms 60.250.74.198
37 2026-08-18 11:28 639226485005027236
468 ms 60.250.74.198
36 2026-08-18 11:11 639226475133236105
481 ms 60.250.74.198
35 2026-08-18 10:18 639226442975077052
476 ms 60.250.74.198
34 2026-08-18 10:01 639226433317932039
488 ms 60.250.74.198
33 2026-08-18 09:45 639226423688431096
489 ms 60.250.74.198
32 2026-08-18 09:29 639226413998250045
468 ms 60.250.74.198
31 2026-08-18 09:13 639226404284554875
491 ms 60.250.74.198
30 2026-08-18 08:57 639226394637043309
482 ms 60.250.74.198
29 2026-08-18 08:41 639226385052447582
489 ms 60.250.74.198
28 2026-08-18 08:25 639226375506189603
498 ms 60.250.74.198
27 2026-08-18 08:09 639226365690646426
809 ms 60.250.74.198
26 2026-08-18 07:52 639226355771007701
477 ms 60.250.74.198
25 2026-08-18 07:36 639226345946269369
490 ms 60.250.74.198
24 2026-08-18 07:20 639226336241601848
503 ms 60.250.74.198
23 2026-08-18 06:27 639226304950675290
484 ms 60.250.74.198
22 2026-08-18 06:12 639226295324754616
483 ms 60.250.74.198
21 2026-08-18 05:56 639226285824640601
497 ms 60.250.74.198
20 2026-08-18 05:40 639226276321223917
484 ms 60.250.74.198
19 2026-08-18 05:24 639226266800200046
492 ms 60.250.74.198
18 2026-08-18 05:08 639226256958066164
482 ms 60.250.74.198
17 2026-08-18 04:51 639226247432364597
477 ms 60.250.74.198
16 2026-08-18 04:36 639226237703388552
498 ms 60.250.74.198
15 2026-08-18 04:19 639226227937569589
496 ms 60.250.74.198
14 2026-08-18 04:03 639226218052465471
487 ms 60.250.74.198
13 2026-08-18 03:47 639226208429623997
602 ms 60.250.74.198
12 2026-08-18 03:30 639226198800675295
511 ms 60.250.74.198
11 2026-08-18 02:39 639226167722042574
485 ms 60.250.74.198
10 2026-08-18 02:23 639226158277924383
474 ms 60.250.74.198
9 2026-08-18 02:07 639226148757810592
484 ms 60.250.74.198
8 2026-08-18 01:51 639226139348611045
482 ms 60.250.74.198
7 2026-08-18 01:36 639226129823462907
481 ms 60.250.74.198
6 2026-08-18 01:20 639226120218260005
252 ms 60.250.74.198
5 2026-08-18 01:04 639226110875503904
500 ms 60.250.74.198
4 2026-08-18 00:48 639226101376311912
237 ms 60.250.74.198
3 2026-08-18 00:32 639226091924943492
2290 ms 60.250.74.198
2 2026-08-18 00:16 639226082133158124
480 ms 60.250.74.198
1 2026-08-18 00:00 639226072268080268
482 ms 60.250.74.198