DNS response history for ns01.webex.com

ns01.webex.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 2026-08-11. For this date, NameServerHistory found 76 DNS check records, 74 successful responses, 2 failed responses, and 318 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 ns01.webex.com.
Records on Selected Date

76

Historical checks stored for this nameserver on selected date

Average Latency

318 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-11 23:56

All timestamps shown in UTC

Latest Resolved IP on Selected Date

66.163.53.1

Most recently resolved hosting IP on selected date

Successful Responses

74

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns01.webex.com

Showing DNS history for 2026-08-11 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 2026-08-11 23:56 639220888396333845
17 ms 66.163.53.1
75 2026-08-11 23:40 639220878864937382
2010 ms 66.163.53.1
74 2026-08-11 22:48 639220847369072314
18 ms 66.163.53.1
73 2026-08-11 22:32 639220838037764925
15 ms 66.163.53.1
72 2026-08-11 22:17 639220828735120634
2009 ms 66.163.53.1
71 2026-08-11 22:01 639220819447979766
12 ms 66.163.53.1
70 2026-08-11 21:46 639220810056531741
17 ms 66.163.53.1
69 2026-08-11 21:30 639220800745746593
15 ms 66.163.53.1
68 2026-08-11 21:14 639220791351626349
2033 ms 66.163.53.1
67 2026-08-11 20:59 639220782021256610
59 ms 66.163.53.1
66 2026-08-11 20:43 639220772603347755
11 ms 66.163.53.1
65 2026-08-11 20:27 639220763224057047
15 ms 66.163.53.1
64 2026-08-11 20:12 639220753691117767
10 ms 66.163.53.1
63 2026-08-11 19:55 639220744107836218
15 ms 66.163.53.1
62 2026-08-11 19:02 639220711927629898
6 ms 66.163.53.1
61 2026-08-11 18:46 639220702299437921
12 ms 66.163.53.1
60 2026-08-11 18:30 639220692505468181
19 ms 66.163.53.1
59 2026-08-11 18:13 639220682669911239
24 ms 66.163.53.1
58 2026-08-11 17:57 639220672929841526
21 ms 66.163.53.1
57 2026-08-11 17:41 639220663225662315
11 ms 66.163.53.1
56 2026-08-11 17:25 639220653846255684
2058 ms 66.163.53.1
55 2026-08-11 17:09 639220644420909059
2009 ms 66.163.53.1
54 2026-08-11 16:54 639220635074970435
17 ms 66.163.53.1
53 2026-08-11 16:38 639220625614385966
13 ms 66.163.53.1
52 2026-08-11 16:22 639220616132212636
15 ms 66.163.53.1
51 2026-08-11 16:06 639220606533651662
17 ms 66.163.53.1
50 2026-08-11 15:13 639220574514514318
11 ms 66.163.53.1
49 2026-08-11 14:58 639220565124823874
11 ms 66.163.53.1
48 2026-08-11 14:42 639220555799311478
66 ms 66.163.53.1
47 2026-08-11 14:26 639220546481577614
18 ms 66.163.53.1
46 2026-08-11 14:11 639220537036533154
17 ms 66.163.53.1
45 2026-08-11 13:55 639220527719177174
2011 ms 66.163.53.1
44 2026-08-11 13:39 639220518173088308
16 ms 66.163.53.1
43 2026-08-11 13:24 639220508902896243
21 ms 66.163.53.1
42 2026-08-11 13:08 639220499455923005
14 ms 66.163.53.1
41 2026-08-11 12:53 639220490082583768
20 ms 66.163.53.1
40 2026-08-11 12:37 639220480636590998
19 ms 66.163.53.1
39 2026-08-11 12:21 639220469585029273
11 ms 66.163.53.1
38 2026-08-11 11:22 639220438074188884
2010 ms 66.163.53.1
37 2026-08-11 11:07 639220428789720049
38 ms 66.163.53.1
36 2026-08-11 10:51 639220419558302820
59 ms 66.163.53.1
35 2026-08-11 10:36 639220410448738795
11 ms 66.163.53.1
34 2026-08-11 10:21 639220401034081530
-
33 2026-08-11 10:05 639220391766674161
11 ms 66.163.53.1
32 2026-08-11 09:49 639220382275807148
38 ms 66.163.53.1
31 2026-08-11 09:34 639220373034162867
35 ms 66.163.53.1
30 2026-08-11 09:18 639220363994971859
12 ms 66.163.53.1
29 2026-08-11 09:03 639220354563965455
-
28 2026-08-11 08:48 639220345437414880
33 ms 66.163.53.1
27 2026-08-11 08:32 639220336024248987
2012 ms 66.163.53.1
26 2026-08-11 07:40 639220304233635692
23 ms 66.163.53.1
25 2026-08-11 07:24 639220294872170960
98 ms 66.163.53.1
24 2026-08-11 07:09 639220285547177980
8 ms 66.163.53.1
23 2026-08-11 06:53 639220276337941315
18 ms 66.163.53.1
22 2026-08-11 06:38 639220267175191677
7 ms 66.163.53.1
21 2026-08-11 06:23 639220257981518924
19 ms 66.163.53.1
20 2026-08-11 06:08 639220249265489070
8 ms 66.163.53.1
19 2026-08-11 05:54 639220240700249205
44 ms 66.163.53.1
18 2026-08-11 05:39 639220231975029986
34 ms 66.163.53.1
17 2026-08-11 05:25 639220223261176932
14 ms 66.163.53.1
16 2026-08-11 05:10 639220214366718456
17 ms 66.163.53.1
15 2026-08-11 04:55 639220205306334524
10 ms 66.163.53.1
14 2026-08-11 04:04 639220174463175061
14 ms 66.163.53.1
13 2026-08-11 03:49 639220165777190438
23 ms 66.163.53.1
12 2026-08-11 03:34 639220156880374825
22 ms 66.163.53.1
11 2026-08-11 03:20 639220148139986945
13 ms 66.163.53.1
10 2026-08-11 03:05 639220139271074299
19 ms 66.163.53.1
9 2026-08-11 02:50 639220130565901336
21 ms 66.163.53.1
8 2026-08-11 02:36 639220121659980575
17 ms 66.163.53.1
7 2026-08-11 02:21 639220112857650894
25 ms 66.163.53.1
6 2026-08-11 02:06 639220103767686219
33 ms 66.163.53.1
5 2026-08-11 01:50 639220094545970611
4012 ms 66.163.53.1
4 2026-08-11 01:35 639220085476091081
10 ms 66.163.53.1
3 2026-08-11 01:20 639220076243751161
14 ms 66.163.53.1
2 2026-08-11 00:29 639220045322845190
2015 ms 66.163.53.1
1 2026-08-11 00:14 639220036434132314
13 ms 66.163.53.1