DNS response history for ns1.quantumoptical.com

ns1.quantumoptical.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 75 DNS check records, 72 successful responses, 3 failed responses, and 302 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 ns1.quantumoptical.com.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

302 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:56

All timestamps shown in UTC

Latest Resolved IP on Selected Date

204.13.211.187

Most recently resolved hosting IP on selected date

Successful Responses

72

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 ns1.quantumoptical.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
75 2026-08-19 23:56 639227805445376839
26 ms 204.13.211.187
74 2026-08-19 23:40 639227795899225951
-
73 2026-08-19 23:24 639227786351762008
62 ms 204.13.211.187
72 2026-08-19 23:08 639227776640591733
90 ms 204.13.211.187
71 2026-08-19 22:52 639227767128841282
-
70 2026-08-19 22:36 639227757477304711
14 ms 204.13.211.187
69 2026-08-19 22:19 639227747572098014
16 ms 204.13.211.187
68 2026-08-19 22:03 639227737588613113
469 ms 204.13.211.187
67 2026-08-19 21:10 639227706134603955
52 ms 204.13.211.187
66 2026-08-19 20:54 639227696589027396
31 ms 204.13.211.187
65 2026-08-19 20:38 639227687097707639
19 ms 204.13.211.187
64 2026-08-19 20:22 639227677474464487
60 ms 204.13.211.187
63 2026-08-19 20:06 639227667767441118
434 ms 204.13.211.187
62 2026-08-19 19:50 639227657984833832
23 ms 204.13.211.187
61 2026-08-19 19:33 639227648079992640
2085 ms 204.13.211.187
60 2026-08-19 19:17 639227638125048441
47 ms 204.13.211.187
59 2026-08-19 19:00 639227628211392142
48 ms 204.13.211.187
58 2026-08-19 18:44 639227618261696275
37 ms 204.13.211.187
57 2026-08-19 18:27 639227608366233645
53 ms 204.13.211.187
56 2026-08-19 18:11 639227598301787588
2058 ms 204.13.211.187
55 2026-08-19 17:17 639227566241010716
45 ms 204.13.211.187
54 2026-08-19 17:01 639227556454538959
-
53 2026-08-19 16:44 639227546640305542
97 ms 204.13.211.187
52 2026-08-19 16:28 639227536965466472
15 ms 204.13.211.187
51 2026-08-19 16:12 639227527048658280
42 ms 204.13.211.187
50 2026-08-19 15:56 639227517386634438
10 ms 204.13.211.187
49 2026-08-19 15:39 639227507459551637
24 ms 204.13.211.187
48 2026-08-19 15:23 639227497515595277
20 ms 204.13.211.187
47 2026-08-19 15:06 639227487441798036
85 ms 204.13.211.187
46 2026-08-19 14:49 639227477445551863
37 ms 204.13.211.187
45 2026-08-19 14:32 639227467297067891
19 ms 204.13.211.187
44 2026-08-19 14:15 639227457057795635
19 ms 204.13.211.187
43 2026-08-19 13:22 639227425244777397
43 ms 204.13.211.187
42 2026-08-19 13:06 639227415422116485
52 ms 204.13.211.187
41 2026-08-19 12:49 639227405307256053
21 ms 204.13.211.187
40 2026-08-19 12:32 639227395396602630
24 ms 204.13.211.187
39 2026-08-19 12:16 639227385510363611
18 ms 204.13.211.187
38 2026-08-19 11:59 639227375508324850
107 ms 204.13.211.187
37 2026-08-19 11:42 639227365326611906
31 ms 204.13.211.187
36 2026-08-19 11:26 639227355360014208
29 ms 204.13.211.187
35 2026-08-19 11:08 639227345036782165
20 ms 204.13.211.187
34 2026-08-19 10:52 639227334992964533
18 ms 204.13.211.187
33 2026-08-19 10:35 639227324986605572
32 ms 204.13.211.187
32 2026-08-19 10:18 639227314928414539
21 ms 204.13.211.187
31 2026-08-19 09:25 639227283029182134
26 ms 204.13.211.187
30 2026-08-19 09:09 639227273294779350
15 ms 204.13.211.187
29 2026-08-19 08:53 639227263525231313
18 ms 204.13.211.187
28 2026-08-19 08:36 639227253578313363
17 ms 204.13.211.187
27 2026-08-19 08:19 639227243649973322
49 ms 204.13.211.187
26 2026-08-19 08:03 639227233581059317
55 ms 204.13.211.187
25 2026-08-19 07:46 639227223667352067
21 ms 204.13.211.187
24 2026-08-19 07:30 639227213714837066
41 ms 204.13.211.187
23 2026-08-19 07:13 639227203701208496
19 ms 204.13.211.187
22 2026-08-19 06:56 639227193643202179
48 ms 204.13.211.187
21 2026-08-19 06:39 639227183584431597
2047 ms 204.13.211.187
20 2026-08-19 06:22 639227173347403088
288 ms 204.13.211.187
19 2026-08-19 05:29 639227141523007601
20 ms 204.13.211.187
18 2026-08-19 05:13 639227131785931574
18 ms 204.13.211.187
17 2026-08-19 04:57 639227122176475389
4023 ms 204.13.211.187
16 2026-08-19 04:41 639227112668934596
11 ms 204.13.211.187
15 2026-08-19 04:25 639227102773292788
42 ms 204.13.211.187
14 2026-08-19 04:09 639227093141136930
10 ms 204.13.211.187
13 2026-08-19 03:52 639227083449420147
2081 ms 204.13.211.187
12 2026-08-19 03:36 639227073771748493
34 ms 204.13.211.187
11 2026-08-19 03:20 639227063977347614
4021 ms 204.13.211.187
10 2026-08-19 03:04 639227054253519024
45 ms 204.13.211.187
9 2026-08-19 02:47 639227044381963886
49 ms 204.13.211.187
8 2026-08-19 02:31 639227034441085514
106 ms 204.13.211.187
7 2026-08-19 01:39 639227003126489968
67 ms 204.13.211.187
6 2026-08-19 01:22 639226993456311614
18 ms 204.13.211.187
5 2026-08-19 01:06 639226983847312345
17 ms 204.13.211.187
4 2026-08-19 00:51 639226974357874853
17 ms 204.13.211.187
3 2026-08-19 00:35 639226964670484721
2012 ms 204.13.211.187
2 2026-08-19 00:18 639226954857899696
24 ms 204.13.211.187
1 2026-08-19 00:02 639226945091603488
14 ms 204.13.211.187