DNS response history for ns2.tier1sof.com

ns2.tier1sof.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, 71 successful responses, 3 failed responses, and 193 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.tier1sof.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

193 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:49

All timestamps shown in UTC

Latest Resolved IP on Selected Date

192.190.87.139

Most recently resolved hosting IP on selected date

Successful Responses

71

Checks that returned a measurable response

Failed Responses

3

Checks with no response or no returned latency

Failure Rate

4%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns2.tier1sof.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 23:49 639227795899225951
18 ms 192.190.87.139
73 2026-08-19 23:33 639227786351762008
21 ms 192.190.87.139
72 2026-08-19 23:17 639227776640591733
393 ms 192.190.87.139
71 2026-08-19 23:01 639227767128841282
28 ms 192.190.87.139
70 2026-08-19 22:45 639227757477304711
352 ms 192.190.87.139
69 2026-08-19 22:29 639227747572098014
7 ms 192.190.87.139
68 2026-08-19 22:12 639227737588613113
338 ms 192.190.87.139
67 2026-08-19 21:19 639227706134603955
3 ms 192.190.87.139
66 2026-08-19 21:03 639227696589027396
377 ms 192.190.87.139
65 2026-08-19 20:47 639227687097707639
34 ms 192.190.87.139
64 2026-08-19 20:32 639227677474464487
11 ms 192.190.87.139
63 2026-08-19 20:15 639227667767441118
31 ms 192.190.87.139
62 2026-08-19 19:59 639227657984833832
349 ms 192.190.87.139
61 2026-08-19 19:43 639227648079992640
23 ms 192.190.87.139
60 2026-08-19 19:26 639227638125048441
27 ms 192.190.87.139
59 2026-08-19 19:09 639227628211392142
303 ms 192.190.87.139
58 2026-08-19 18:53 639227618261696275
342 ms 192.190.87.139
57 2026-08-19 18:36 639227608366233645
410 ms 192.190.87.139
56 2026-08-19 18:19 639227598301787588
6 ms 192.190.87.139
55 2026-08-19 17:26 639227566241010716
36 ms 192.190.87.139
54 2026-08-19 17:10 639227556454538959
-
53 2026-08-19 16:53 639227546640305542
360 ms 192.190.87.139
52 2026-08-19 16:37 639227536965466472
29 ms 192.190.87.139
51 2026-08-19 16:21 639227527048658280
5 ms 192.190.87.139
50 2026-08-19 16:05 639227517386634438
9 ms 192.190.87.139
49 2026-08-19 15:48 639227507459551637
475 ms 192.190.87.139
48 2026-08-19 15:32 639227497515595277
427 ms 192.190.87.139
47 2026-08-19 15:15 639227487441798036
6 ms 192.190.87.139
46 2026-08-19 14:58 639227477445551863
339 ms 192.190.87.139
45 2026-08-19 14:41 639227467297067891
370 ms 192.190.87.139
44 2026-08-19 14:24 639227457057795635
313 ms 192.190.87.139
43 2026-08-19 13:31 639227425244777397
410 ms 192.190.87.139
42 2026-08-19 13:15 639227415422116485
7 ms 192.190.87.139
41 2026-08-19 12:58 639227405307256053
26 ms 192.190.87.139
40 2026-08-19 12:41 639227395396602630
371 ms 192.190.87.139
39 2026-08-19 12:25 639227385510363611
371 ms 192.190.87.139
38 2026-08-19 12:08 639227375508324850
325 ms 192.190.87.139
37 2026-08-19 11:51 639227365326611906
21 ms 192.190.87.139
36 2026-08-19 11:35 639227355360014208
377 ms 192.190.87.139
35 2026-08-19 11:18 639227345036782165
36 ms 192.190.87.139
34 2026-08-19 11:01 639227334992964533
372 ms 192.190.87.139
33 2026-08-19 10:44 639227324986605572
400 ms 192.190.87.139
32 2026-08-19 10:27 639227314928414539
327 ms 192.190.87.139
31 2026-08-19 09:34 639227283029182134
402 ms 192.190.87.139
30 2026-08-19 09:18 639227273294779350
629 ms 192.190.87.139
29 2026-08-19 09:01 639227263525231313
372 ms 192.190.87.139
28 2026-08-19 08:45 639227253578313363
387 ms 192.190.87.139
27 2026-08-19 08:28 639227243649973322
374 ms 192.190.87.139
26 2026-08-19 08:12 639227233581059317
305 ms 192.190.87.139
25 2026-08-19 07:55 639227223667352067
349 ms 192.190.87.139
24 2026-08-19 07:39 639227213714837066
-
23 2026-08-19 07:22 639227203701208496
322 ms 192.190.87.139
22 2026-08-19 07:05 639227193643202179
-
21 2026-08-19 06:48 639227183584431597
342 ms 192.190.87.139
20 2026-08-19 06:31 639227173347403088
11 ms 192.190.87.139
19 2026-08-19 05:38 639227141523007601
19 ms 192.190.87.139
18 2026-08-19 05:22 639227131785931574
21 ms 192.190.87.139
17 2026-08-19 05:06 639227122176475389
15 ms 192.190.87.139
16 2026-08-19 04:50 639227112668934596
6 ms 192.190.87.139
15 2026-08-19 04:34 639227102773292788
348 ms 192.190.87.139
14 2026-08-19 04:17 639227093141136930
32 ms 192.190.87.139
13 2026-08-19 04:01 639227083449420147
6 ms 192.190.87.139
12 2026-08-19 03:45 639227073771748493
27 ms 192.190.87.139
11 2026-08-19 03:29 639227063977347614
9 ms 192.190.87.139
10 2026-08-19 03:13 639227054253519024
5 ms 192.190.87.139
9 2026-08-19 02:56 639227044381963886
16 ms 192.190.87.139
8 2026-08-19 02:40 639227034441085514
359 ms 192.190.87.139
7 2026-08-19 01:48 639227003126489968
20 ms 192.190.87.139
6 2026-08-19 01:32 639226993456311614
4 ms 192.190.87.139
5 2026-08-19 01:15 639226983847312345
30 ms 192.190.87.139
4 2026-08-19 00:59 639226974357874853
11 ms 192.190.87.139
3 2026-08-19 00:44 639226964670484721
395 ms 192.190.87.139
2 2026-08-19 00:27 639226954857899696
17 ms 192.190.87.139
1 2026-08-19 00:11 639226945091603488
392 ms 192.190.87.139