DNS response history for authns2.netcraft.com

authns2.netcraft.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 2026-08-10. For this date, NameServerHistory found 82 DNS check records, 82 successful responses, 0 failed responses, and 288 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 authns2.netcraft.com.
Records on Selected Date

82

Historical checks stored for this nameserver on selected date

Average Latency

288 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:55

All timestamps shown in UTC

Latest Resolved IP on Selected Date

91.236.64.5

Most recently resolved hosting IP on selected date

Successful Responses

82

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 authns2.netcraft.com

Showing DNS history for 2026-08-10 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
82 2026-08-10 23:55 639220027366289509
2057 ms 91.236.64.5
81 2026-08-10 23:40 639220018272941900
142 ms 91.236.64.5
80 2026-08-10 23:24 639220009109892969
101 ms 91.236.64.5
79 2026-08-10 23:09 639220000040489788
83 ms 91.236.64.5
78 2026-08-10 22:55 639219991197135747
109 ms 91.236.64.5
77 2026-08-10 22:39 639219982104540014
88 ms 91.236.64.5
76 2026-08-10 22:24 639219973150300215
69 ms 91.236.64.5
75 2026-08-10 22:09 639219964188486697
70 ms 91.236.64.5
74 2026-08-10 21:54 639219954995921784
86 ms 91.236.64.5
73 2026-08-10 21:39 639219945559908104
103 ms 91.236.64.5
72 2026-08-10 20:46 639219914137782273
97 ms 91.236.64.5
71 2026-08-10 20:31 639219904858355064
31 ms 91.236.64.5
70 2026-08-10 20:15 639219895655263396
54 ms 91.236.64.5
69 2026-08-10 20:00 639219886527091074
38 ms 91.236.64.5
68 2026-08-10 19:45 639219877343266628
2012 ms 91.236.64.5
67 2026-08-10 19:30 639219868177358195
45 ms 91.236.64.5
66 2026-08-10 19:14 639219859159581515
84 ms 91.236.64.5
65 2026-08-10 18:59 639219850124020182
60 ms 91.236.64.5
64 2026-08-10 18:44 639219840940124840
534 ms 91.236.64.5
63 2026-08-10 18:29 639219831829876486
40 ms 91.236.64.5
62 2026-08-10 18:14 639219822587759143
49 ms 91.236.64.5
61 2026-08-10 17:58 639219813247114428
52 ms 91.236.64.5
60 2026-08-10 17:06 639219781959606396
13 ms 91.236.64.5
59 2026-08-10 16:51 639219772658305431
40 ms 91.236.64.5
58 2026-08-10 16:35 639219763454523027
62 ms 91.236.64.5
57 2026-08-10 16:20 639219754279127815
40 ms 91.236.64.5
56 2026-08-10 16:05 639219745087467767
60 ms 91.236.64.5
55 2026-08-10 15:49 639219735900678107
84 ms 91.236.64.5
54 2026-08-10 15:34 639219726531461979
35 ms 91.236.64.5
53 2026-08-10 15:19 639219717415222156
40 ms 91.236.64.5
52 2026-08-10 15:03 639219708266470863
2042 ms 91.236.64.5
51 2026-08-10 14:48 639219699049479559
109 ms 91.236.64.5
50 2026-08-10 14:32 639219689775815194
70 ms 91.236.64.5
49 2026-08-10 14:17 639219680511810632
52 ms 91.236.64.5
48 2026-08-10 13:24 639219648997191257
2037 ms 91.236.64.5
47 2026-08-10 13:09 639219639938909436
2011 ms 91.236.64.5
46 2026-08-10 12:53 639219630718286441
60 ms 91.236.64.5
45 2026-08-10 12:38 639219621472350410
32 ms 91.236.64.5
44 2026-08-10 12:23 639219612500421992
2060 ms 91.236.64.5
43 2026-08-10 12:08 639219603383833445
34 ms 91.236.64.5
42 2026-08-10 11:52 639219594143823358
48 ms 91.236.64.5
41 2026-08-10 11:37 639219585053166024
44 ms 91.236.64.5
40 2026-08-10 11:22 639219575885776644
50 ms 91.236.64.5
39 2026-08-10 11:07 639219566844532361
48 ms 91.236.64.5
38 2026-08-10 10:52 639219557705808294
69 ms 91.236.64.5
37 2026-08-10 10:36 639219548482688649
38 ms 91.236.64.5
36 2026-08-10 09:45 639219517492763539
191 ms 91.236.64.5
35 2026-08-10 09:31 639219508755773605
199 ms 91.236.64.5
34 2026-08-10 09:16 639219499852103863
100 ms 91.236.64.5
33 2026-08-10 09:01 639219490893714387
210 ms 91.236.64.5
32 2026-08-10 08:46 639219482299305521
143 ms 91.236.64.5
31 2026-08-10 08:32 639219473613114853
49 ms 91.236.64.5
30 2026-08-10 08:18 639219465061138643
5 ms 91.236.64.5
29 2026-08-10 08:03 639219456616129015
43 ms 91.236.64.5
28 2026-08-10 07:49 639219447974008557
161 ms 91.236.64.5
27 2026-08-10 07:35 639219439498255213
153 ms 91.236.64.5
26 2026-08-10 07:20 639219430664872256
129 ms 91.236.64.5
25 2026-08-10 07:06 639219421757560037
62 ms 91.236.64.5
24 2026-08-10 06:13 639219390773218684
68 ms 91.236.64.5
23 2026-08-10 05:59 639219382205367722
2055 ms 91.236.64.5
22 2026-08-10 05:44 639219373711937615
38 ms 91.236.64.5
21 2026-08-10 05:30 639219365088558404
2032 ms 91.236.64.5
20 2026-08-10 05:15 639219356348833255
36 ms 91.236.64.5
19 2026-08-10 05:01 639219347860053478
59 ms 91.236.64.5
18 2026-08-10 04:47 639219339173195121
74 ms 91.236.64.5
17 2026-08-10 04:33 639219330642664669
55 ms 91.236.64.5
16 2026-08-10 04:18 639219322058698995
21 ms 91.236.64.5
15 2026-08-10 04:04 639219313564344199
2008 ms 91.236.64.5
14 2026-08-10 03:50 639219304775113236
24 ms 91.236.64.5
13 2026-08-10 03:35 639219295706181119
39 ms 91.236.64.5
12 2026-08-10 02:44 639219264663923254
40 ms 91.236.64.5
11 2026-08-10 02:29 639219256015178099
40 ms 91.236.64.5
10 2026-08-10 02:15 639219247509540188
32 ms 91.236.64.5
9 2026-08-10 02:01 639219238999539092
10 ms 91.236.64.5
8 2026-08-10 01:47 639219230498823902
8 ms 91.236.64.5
7 2026-08-10 01:32 639219221706460911
53 ms 91.236.64.5
6 2026-08-10 01:17 639219212930606887
12 ms 91.236.64.5
5 2026-08-10 01:03 639219204307908525
95 ms 91.236.64.5
4 2026-08-10 00:49 639219195720181470
34 ms 91.236.64.5
3 2026-08-10 00:34 639219186898174002
77 ms 91.236.64.5
2 2026-08-10 00:19 639219178004946976
29 ms 91.236.64.5
1 2026-08-10 00:04 639219168958805474
45 ms 91.236.64.5