DNS response history for dns1.ct.web.com

dns1.ct.web.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, 74 successful responses, 1 failed responses, and 225 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 dns1.ct.web.com.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

225 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:57

All timestamps shown in UTC

Latest Resolved IP on Selected Date

63.123.39.253

Most recently resolved hosting IP on selected date

Successful Responses

74

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for dns1.ct.web.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 23:57 639227805445376839
15 ms 63.123.39.253
74 2026-08-19 23:41 639227795899225951
47 ms 63.123.39.253
73 2026-08-19 23:25 639227786351762008
4106 ms 63.123.39.253
72 2026-08-19 23:09 639227776640591733
26 ms 63.123.39.253
71 2026-08-19 22:53 639227767128841282
46 ms 63.123.39.253
70 2026-08-19 22:37 639227757477304711
41 ms 63.123.39.253
69 2026-08-19 22:21 639227747572098014
20 ms 63.123.39.253
68 2026-08-19 22:04 639227737588613113
6 ms 63.123.39.253
67 2026-08-19 21:12 639227706134603955
2031 ms 63.123.39.253
66 2026-08-19 20:56 639227696589027396
30 ms 63.123.39.253
65 2026-08-19 20:40 639227687097707639
31 ms 63.123.39.253
64 2026-08-19 20:24 639227677474464487
46 ms 63.123.39.253
63 2026-08-19 20:08 639227667767441118
45 ms 63.123.39.253
62 2026-08-19 19:51 639227657984833832
42 ms 63.123.39.253
61 2026-08-19 19:35 639227648079992640
47 ms 63.123.39.253
60 2026-08-19 19:18 639227638125048441
9 ms 63.123.39.253
59 2026-08-19 19:02 639227628211392142
17 ms 63.123.39.253
58 2026-08-19 18:45 639227618261696275
59 ms 63.123.39.253
57 2026-08-19 18:29 639227608366233645
33 ms 63.123.39.253
56 2026-08-19 18:12 639227598301787588
221 ms 63.123.39.253
55 2026-08-19 17:19 639227566241010716
33 ms 63.123.39.253
54 2026-08-19 17:02 639227556454538959
8 ms 63.123.39.253
53 2026-08-19 16:46 639227546640305542
11 ms 63.123.39.253
52 2026-08-19 16:30 639227536965466472
-
51 2026-08-19 16:13 639227527048658280
16 ms 63.123.39.253
50 2026-08-19 15:57 639227517386634438
40 ms 63.123.39.253
49 2026-08-19 15:41 639227507459551637
10 ms 63.123.39.253
48 2026-08-19 15:24 639227497515595277
2018 ms 63.123.39.253
47 2026-08-19 15:07 639227487441798036
29 ms 63.123.39.253
46 2026-08-19 14:51 639227477445551863
23 ms 63.123.39.253
45 2026-08-19 14:34 639227467297067891
11 ms 63.123.39.253
44 2026-08-19 14:17 639227457057795635
11 ms 63.123.39.253
43 2026-08-19 13:24 639227425244777397
31 ms 63.123.39.253
42 2026-08-19 13:07 639227415422116485
33 ms 63.123.39.253
41 2026-08-19 12:50 639227405307256053
93 ms 63.123.39.253
40 2026-08-19 12:34 639227395396602630
2031 ms 63.123.39.253
39 2026-08-19 12:17 639227385510363611
118 ms 63.123.39.253
38 2026-08-19 12:01 639227375508324850
45 ms 63.123.39.253
37 2026-08-19 11:44 639227365326611906
31 ms 63.123.39.253
36 2026-08-19 11:27 639227355360014208
13 ms 63.123.39.253
35 2026-08-19 11:10 639227345036782165
51 ms 63.123.39.253
34 2026-08-19 10:53 639227334992964533
20 ms 63.123.39.253
33 2026-08-19 10:36 639227324986605572
77 ms 63.123.39.253
32 2026-08-19 10:20 639227314928414539
26 ms 63.123.39.253
31 2026-08-19 09:26 639227283029182134
7 ms 63.123.39.253
30 2026-08-19 09:10 639227273294779350
22 ms 63.123.39.253
29 2026-08-19 08:54 639227263525231313
26 ms 63.123.39.253
28 2026-08-19 08:37 639227253578313363
9 ms 63.123.39.253
27 2026-08-19 08:21 639227243649973322
151 ms 63.123.39.253
26 2026-08-19 08:04 639227233581059317
46 ms 63.123.39.253
25 2026-08-19 07:48 639227223667352067
11 ms 63.123.39.253
24 2026-08-19 07:31 639227213714837066
26 ms 63.123.39.253
23 2026-08-19 07:14 639227203701208496
136 ms 63.123.39.253
22 2026-08-19 06:58 639227193643202179
57 ms 63.123.39.253
21 2026-08-19 06:41 639227183584431597
45 ms 63.123.39.253
20 2026-08-19 06:24 639227173347403088
10 ms 63.123.39.253
19 2026-08-19 05:31 639227141523007601
30 ms 63.123.39.253
18 2026-08-19 05:14 639227131785931574
6 ms 63.123.39.253
17 2026-08-19 04:58 639227122176475389
13 ms 63.123.39.253
16 2026-08-19 04:43 639227112668934596
7 ms 63.123.39.253
15 2026-08-19 04:26 639227102773292788
2029 ms 63.123.39.253
14 2026-08-19 04:10 639227093141136930
13 ms 63.123.39.253
13 2026-08-19 03:54 639227083449420147
52 ms 63.123.39.253
12 2026-08-19 03:38 639227073771748493
23 ms 63.123.39.253
11 2026-08-19 03:21 639227063977347614
4 ms 63.123.39.253
10 2026-08-19 03:05 639227054253519024
15 ms 63.123.39.253
9 2026-08-19 02:49 639227044381963886
49 ms 63.123.39.253
8 2026-08-19 02:32 639227034441085514
9 ms 63.123.39.253
7 2026-08-19 01:40 639227003126489968
2029 ms 63.123.39.253
6 2026-08-19 01:24 639226993456311614
25 ms 63.123.39.253
5 2026-08-19 01:08 639226983847312345
8 ms 63.123.39.253
4 2026-08-19 00:52 639226974357874853
59 ms 63.123.39.253
3 2026-08-19 00:36 639226964670484721
10 ms 63.123.39.253
2 2026-08-19 00:20 639226954857899696
23 ms 63.123.39.253
1 2026-08-19 00:03 639226945091603488
7 ms 63.123.39.253