DNS response history for ns2.s21-dev.com

ns2.s21-dev.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, 74 successful responses, 0 failed responses, and 434 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.s21-dev.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

434 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:52

All timestamps shown in UTC

Latest Resolved IP on Selected Date

166.78.37.69

Most recently resolved hosting IP on selected date

Successful Responses

74

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.s21-dev.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 23:52 639227795899225951
538 ms 166.78.37.69
73 2026-08-19 23:36 639227786351762008
4 ms 166.78.37.69
72 2026-08-19 23:20 639227776640591733
146 ms 166.78.37.69
71 2026-08-19 23:04 639227767128841282
525 ms 166.78.37.69
70 2026-08-19 22:48 639227757477304711
2 ms 166.78.37.69
69 2026-08-19 22:32 639227747572098014
2 ms 166.78.37.69
68 2026-08-19 22:15 639227737588613113
695 ms 166.78.37.69
67 2026-08-19 21:23 639227706134603955
543 ms 166.78.37.69
66 2026-08-19 21:07 639227696589027396
545 ms 166.78.37.69
65 2026-08-19 20:51 639227687097707639
549 ms 166.78.37.69
64 2026-08-19 20:35 639227677474464487
3 ms 166.78.37.69
63 2026-08-19 20:19 639227667767441118
550 ms 166.78.37.69
62 2026-08-19 20:02 639227657984833832
540 ms 166.78.37.69
61 2026-08-19 19:46 639227648079992640
536 ms 166.78.37.69
60 2026-08-19 19:30 639227638125048441
694 ms 166.78.37.69
59 2026-08-19 19:13 639227628211392142
550 ms 166.78.37.69
58 2026-08-19 18:56 639227618261696275
424 ms 166.78.37.69
57 2026-08-19 18:40 639227608366233645
557 ms 166.78.37.69
56 2026-08-19 18:23 639227598301787588
557 ms 166.78.37.69
55 2026-08-19 17:30 639227566241010716
3 ms 166.78.37.69
54 2026-08-19 17:13 639227556454538959
264 ms 166.78.37.69
53 2026-08-19 16:57 639227546640305542
3 ms 166.78.37.69
52 2026-08-19 16:41 639227536965466472
4 ms 166.78.37.69
51 2026-08-19 16:24 639227527048658280
4 ms 166.78.37.69
50 2026-08-19 16:08 639227517386634438
553 ms 166.78.37.69
49 2026-08-19 15:52 639227507459551637
4 ms 166.78.37.69
48 2026-08-19 15:35 639227497515595277
550 ms 166.78.37.69
47 2026-08-19 15:18 639227487441798036
538 ms 166.78.37.69
46 2026-08-19 15:02 639227477445551863
562 ms 166.78.37.69
45 2026-08-19 14:45 639227467297067891
567 ms 166.78.37.69
44 2026-08-19 14:28 639227457057795635
533 ms 166.78.37.69
43 2026-08-19 13:35 639227425244777397
3 ms 166.78.37.69
42 2026-08-19 13:18 639227415422116485
674 ms 166.78.37.69
41 2026-08-19 13:01 639227405307256053
543 ms 166.78.37.69
40 2026-08-19 12:45 639227395396602630
543 ms 166.78.37.69
39 2026-08-19 12:28 639227385510363611
4 ms 166.78.37.69
38 2026-08-19 12:12 639227375508324850
559 ms 166.78.37.69
37 2026-08-19 11:55 639227365326611906
3 ms 166.78.37.69
36 2026-08-19 11:38 639227355360014208
541 ms 166.78.37.69
35 2026-08-19 11:21 639227345036782165
568 ms 166.78.37.69
34 2026-08-19 11:04 639227334992964533
546 ms 166.78.37.69
33 2026-08-19 10:47 639227324986605572
658 ms 166.78.37.69
32 2026-08-19 10:31 639227314928414539
564 ms 166.78.37.69
31 2026-08-19 09:37 639227283029182134
695 ms 166.78.37.69
30 2026-08-19 09:21 639227273294779350
554 ms 166.78.37.69
29 2026-08-19 09:05 639227263525231313
552 ms 166.78.37.69
28 2026-08-19 08:48 639227253578313363
564 ms 166.78.37.69
27 2026-08-19 08:32 639227243649973322
563 ms 166.78.37.69
26 2026-08-19 08:15 639227233581059317
554 ms 166.78.37.69
25 2026-08-19 07:58 639227223667352067
9 ms 166.78.37.69
24 2026-08-19 07:42 639227213714837066
553 ms 166.78.37.69
23 2026-08-19 07:25 639227203701208496
531 ms 166.78.37.69
22 2026-08-19 07:09 639227193643202179
555 ms 166.78.37.69
21 2026-08-19 06:52 639227183584431597
658 ms 166.78.37.69
20 2026-08-19 06:35 639227173347403088
567 ms 166.78.37.69
19 2026-08-19 05:41 639227141523007601
544 ms 166.78.37.69
18 2026-08-19 05:25 639227131785931574
528 ms 166.78.37.69
17 2026-08-19 05:09 639227122176475389
557 ms 166.78.37.69
16 2026-08-19 04:53 639227112668934596
540 ms 166.78.37.69
15 2026-08-19 04:37 639227102773292788
248 ms 166.78.37.69
14 2026-08-19 04:21 639227093141136930
567 ms 166.78.37.69
13 2026-08-19 04:05 639227083449420147
553 ms 166.78.37.69
12 2026-08-19 03:49 639227073771748493
259 ms 166.78.37.69
11 2026-08-19 03:32 639227063977347614
534 ms 166.78.37.69
10 2026-08-19 03:16 639227054253519024
545 ms 166.78.37.69
9 2026-08-19 03:00 639227044381963886
558 ms 166.78.37.69
8 2026-08-19 02:43 639227034441085514
567 ms 166.78.37.69
7 2026-08-19 01:51 639227003126489968
529 ms 166.78.37.69
6 2026-08-19 01:35 639226993456311614
552 ms 166.78.37.69
5 2026-08-19 01:19 639226983847312345
556 ms 166.78.37.69
4 2026-08-19 01:03 639226974357874853
11 ms 166.78.37.69
3 2026-08-19 00:47 639226964670484721
548 ms 166.78.37.69
2 2026-08-19 00:31 639226954857899696
238 ms 166.78.37.69
1 2026-08-19 00:14 639226945091603488
554 ms 166.78.37.69