DNS response history for auth2.dns.cogento.com

auth2.dns.cogento.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 163 DNS check records, 162 successful responses, 1 failed responses, and 297 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 auth2.dns.cogento.com.
Records on Selected Date

163

Historical checks stored for this nameserver on selected date

Average Latency

297 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:53

All timestamps shown in UTC

Latest Resolved IP on Selected Date

13.248.169.48

Most recently resolved hosting IP on selected date

Successful Responses

162

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 auth2.dns.cogento.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
163 2026-08-10 23:53 639220027366289509
51 ms 13.248.169.48
162 2026-08-10 23:53 639220027366289509
51 ms 76.223.54.146
161 2026-08-10 23:38 639220018272941900
27 ms 13.248.169.48
160 2026-08-10 23:38 639220018272941900
27 ms 76.223.54.146
159 2026-08-10 23:23 639220009109892969
72 ms 13.248.169.48
158 2026-08-10 23:23 639220009109892969
72 ms 76.223.54.146
157 2026-08-10 23:08 639220000040489788
2016 ms 76.223.54.146
156 2026-08-10 23:08 639220000040489788
2016 ms 13.248.169.48
155 2026-08-10 22:53 639219991197135747
2047 ms 76.223.54.146
154 2026-08-10 22:53 639219991197135747
2047 ms 13.248.169.48
153 2026-08-10 22:38 639219982104540014
30 ms 13.248.169.48
152 2026-08-10 22:38 639219982104540014
30 ms 76.223.54.146
151 2026-08-10 22:23 639219973150300215
54 ms 13.248.169.48
150 2026-08-10 22:23 639219973150300215
54 ms 76.223.54.146
149 2026-08-10 22:08 639219964188486697
47 ms 13.248.169.48
148 2026-08-10 22:08 639219964188486697
47 ms 76.223.54.146
147 2026-08-10 21:52 639219954995921784
40 ms 13.248.169.48
146 2026-08-10 21:52 639219954995921784
40 ms 76.223.54.146
145 2026-08-10 21:37 639219945559908104
65 ms 13.248.169.48
144 2026-08-10 21:37 639219945559908104
65 ms 76.223.54.146
143 2026-08-10 20:45 639219914137782273
31 ms 76.223.54.146
142 2026-08-10 20:45 639219914137782273
31 ms 13.248.169.48
141 2026-08-10 20:29 639219904858355064
49 ms 13.248.169.48
140 2026-08-10 20:29 639219904858355064
49 ms 76.223.54.146
139 2026-08-10 20:14 639219895655263396
70 ms 13.248.169.48
138 2026-08-10 20:14 639219895655263396
70 ms 76.223.54.146
137 2026-08-10 19:59 639219886527091074
34 ms 13.248.169.48
136 2026-08-10 19:59 639219886527091074
34 ms 76.223.54.146
135 2026-08-10 19:43 639219877343266628
61 ms 13.248.169.48
134 2026-08-10 19:43 639219877343266628
61 ms 76.223.54.146
133 2026-08-10 19:28 639219868177358195
36 ms 13.248.169.48
132 2026-08-10 19:28 639219868177358195
36 ms 76.223.54.146
131 2026-08-10 19:13 639219859159581515
80 ms 13.248.169.48
130 2026-08-10 19:13 639219859159581515
80 ms 76.223.54.146
129 2026-08-10 18:58 639219850124020182
44 ms 13.248.169.48
128 2026-08-10 18:58 639219850124020182
44 ms 76.223.54.146
127 2026-08-10 18:43 639219840940124840
44 ms 13.248.169.48
126 2026-08-10 18:43 639219840940124840
44 ms 76.223.54.146
125 2026-08-10 18:28 639219831829876486
96 ms 13.248.169.48
124 2026-08-10 18:28 639219831829876486
96 ms 76.223.54.146
123 2026-08-10 18:12 639219822587759143
57 ms 13.248.169.48
122 2026-08-10 18:12 639219822587759143
57 ms 76.223.54.146
121 2026-08-10 17:57 639219813247114428
59 ms 13.248.169.48
120 2026-08-10 17:57 639219813247114428
59 ms 76.223.54.146
119 2026-08-10 17:04 639219781959606396
53 ms 13.248.169.48
118 2026-08-10 17:04 639219781959606396
53 ms 76.223.54.146
117 2026-08-10 16:48 639219772658305431
41 ms 13.248.169.48
116 2026-08-10 16:48 639219772658305431
41 ms 76.223.54.146
115 2026-08-10 16:33 639219763454523027
108 ms 13.248.169.48
114 2026-08-10 16:33 639219763454523027
108 ms 76.223.54.146
113 2026-08-10 16:18 639219754279127815
14 ms 76.223.54.146
112 2026-08-10 16:18 639219754279127815
14 ms 13.248.169.48
111 2026-08-10 16:02 639219745087467767
52 ms 13.248.169.48
110 2026-08-10 16:02 639219745087467767
52 ms 76.223.54.146
109 2026-08-10 15:47 639219735900678107
24 ms 76.223.54.146
108 2026-08-10 15:47 639219735900678107
24 ms 13.248.169.48
107 2026-08-10 15:32 639219726531461979
61 ms 13.248.169.48
106 2026-08-10 15:32 639219726531461979
61 ms 76.223.54.146
105 2026-08-10 15:16 639219717415222156
2024 ms 76.223.54.146
104 2026-08-10 15:16 639219717415222156
2024 ms 13.248.169.48
103 2026-08-10 15:01 639219708266470863
100 ms 13.248.169.48
102 2026-08-10 15:01 639219708266470863
100 ms 76.223.54.146
101 2026-08-10 14:46 639219699049479559
26 ms 76.223.54.146
100 2026-08-10 14:46 639219699049479559
26 ms 13.248.169.48
99 2026-08-10 14:30 639219689775815194
64 ms 13.248.169.48
98 2026-08-10 14:30 639219689775815194
64 ms 76.223.54.146
97 2026-08-10 14:15 639219680511810632
-
96 2026-08-10 13:22 639219648997191257
63 ms 13.248.169.48
95 2026-08-10 13:22 639219648997191257
63 ms 76.223.54.146
94 2026-08-10 13:07 639219639938909436
40 ms 13.248.169.48
93 2026-08-10 13:07 639219639938909436
40 ms 76.223.54.146
92 2026-08-10 12:51 639219630718286441
2041 ms 76.223.54.146
91 2026-08-10 12:51 639219630718286441
2041 ms 13.248.169.48
90 2026-08-10 12:36 639219621472350410
2071 ms 13.248.169.48
89 2026-08-10 12:36 639219621472350410
2071 ms 76.223.54.146
88 2026-08-10 12:21 639219612500421992
221 ms 76.223.54.146
87 2026-08-10 12:21 639219612500421992
221 ms 13.248.169.48
86 2026-08-10 12:06 639219603383833445
2015 ms 76.223.54.146
85 2026-08-10 12:06 639219603383833445
2015 ms 13.248.169.48
84 2026-08-10 11:50 639219594143823358
36 ms 13.248.169.48
83 2026-08-10 11:50 639219594143823358
36 ms 76.223.54.146
82 2026-08-10 11:35 639219585053166024
33 ms 13.248.169.48
81 2026-08-10 11:35 639219585053166024
33 ms 76.223.54.146
80 2026-08-10 11:20 639219575885776644
31 ms 13.248.169.48
79 2026-08-10 11:20 639219575885776644
31 ms 76.223.54.146
78 2026-08-10 11:05 639219566844532361
25 ms 76.223.54.146
77 2026-08-10 11:05 639219566844532361
25 ms 13.248.169.48
76 2026-08-10 10:50 639219557705808294
32 ms 13.248.169.48
75 2026-08-10 10:50 639219557705808294
32 ms 76.223.54.146
74 2026-08-10 10:34 639219548482688649
72 ms 13.248.169.48
73 2026-08-10 10:34 639219548482688649
72 ms 76.223.54.146
72 2026-08-10 09:42 639219517492763539
26 ms 13.248.169.48
71 2026-08-10 09:42 639219517492763539
26 ms 76.223.54.146
70 2026-08-10 09:28 639219508755773605
2045 ms 13.248.169.48
69 2026-08-10 09:28 639219508755773605
2045 ms 76.223.54.146
68 2026-08-10 09:13 639219499852103863
22 ms 76.223.54.146
67 2026-08-10 09:13 639219499852103863
22 ms 13.248.169.48
66 2026-08-10 08:58 639219490893714387
77 ms 13.248.169.48
65 2026-08-10 08:58 639219490893714387
77 ms 76.223.54.146
64 2026-08-10 08:44 639219482299305521
48 ms 13.248.169.48
63 2026-08-10 08:44 639219482299305521
48 ms 76.223.54.146
62 2026-08-10 08:29 639219473613114853
30 ms 13.248.169.48
61 2026-08-10 08:29 639219473613114853
30 ms 76.223.54.146
60 2026-08-10 08:15 639219465061138643
29 ms 76.223.54.146
59 2026-08-10 08:15 639219465061138643
29 ms 13.248.169.48
58 2026-08-10 08:01 639219456616129015
40 ms 13.248.169.48
57 2026-08-10 08:01 639219456616129015
40 ms 76.223.54.146
56 2026-08-10 07:47 639219447974008557
2016 ms 76.223.54.146
55 2026-08-10 07:47 639219447974008557
2016 ms 13.248.169.48
54 2026-08-10 07:32 639219439498255213
51 ms 13.248.169.48
53 2026-08-10 07:32 639219439498255213
51 ms 76.223.54.146
52 2026-08-10 07:18 639219430664872256
58 ms 13.248.169.48
51 2026-08-10 07:18 639219430664872256
58 ms 76.223.54.146
50 2026-08-10 07:03 639219421757560037
83 ms 13.248.169.48
49 2026-08-10 07:03 639219421757560037
83 ms 76.223.54.146
48 2026-08-10 06:11 639219390773218684
40 ms 13.248.169.48
47 2026-08-10 06:11 639219390773218684
40 ms 76.223.54.146
46 2026-08-10 05:57 639219382205367722
37 ms 13.248.169.48
45 2026-08-10 05:57 639219382205367722
37 ms 76.223.54.146
44 2026-08-10 05:43 639219373711937615
24 ms 13.248.169.48
43 2026-08-10 05:43 639219373711937615
24 ms 76.223.54.146
42 2026-08-10 05:28 639219365088558404
55 ms 76.223.54.146
41 2026-08-10 05:28 639219365088558404
55 ms 13.248.169.48
40 2026-08-10 05:14 639219356348833255
62 ms 13.248.169.48
39 2026-08-10 05:14 639219356348833255
62 ms 76.223.54.146
38 2026-08-10 05:00 639219347860053478
5 ms 76.223.54.146
37 2026-08-10 05:00 639219347860053478
5 ms 13.248.169.48
36 2026-08-10 04:45 639219339173195121
68 ms 13.248.169.48
35 2026-08-10 04:45 639219339173195121
68 ms 76.223.54.146
34 2026-08-10 04:31 639219330642664669
2020 ms 13.248.169.48
33 2026-08-10 04:31 639219330642664669
2020 ms 76.223.54.146
32 2026-08-10 04:17 639219322058698995
29 ms 13.248.169.48
31 2026-08-10 04:17 639219322058698995
29 ms 76.223.54.146
30 2026-08-10 04:03 639219313564344199
6 ms 13.248.169.48
29 2026-08-10 04:03 639219313564344199
6 ms 76.223.54.146
28 2026-08-10 03:48 639219304775113236
50 ms 13.248.169.48
27 2026-08-10 03:48 639219304775113236
50 ms 76.223.54.146
26 2026-08-10 03:33 639219295706181119
84 ms 13.248.169.48
25 2026-08-10 03:33 639219295706181119
84 ms 76.223.54.146
24 2026-08-10 02:41 639219264663923254
27 ms 76.223.54.146
23 2026-08-10 02:41 639219264663923254
27 ms 13.248.169.48
22 2026-08-10 02:27 639219256015178099
31 ms 76.223.54.146
21 2026-08-10 02:27 639219256015178099
31 ms 13.248.169.48
20 2026-08-10 02:13 639219247509540188
48 ms 13.248.169.48
19 2026-08-10 02:13 639219247509540188
48 ms 76.223.54.146
18 2026-08-10 01:58 639219238999539092
2011 ms 76.223.54.146
17 2026-08-10 01:58 639219238999539092
2011 ms 13.248.169.48
16 2026-08-10 01:44 639219230498823902
70 ms 13.248.169.48
15 2026-08-10 01:44 639219230498823902
70 ms 76.223.54.146
14 2026-08-10 01:29 639219221706460911
75 ms 13.248.169.48
13 2026-08-10 01:29 639219221706460911
75 ms 76.223.54.146
12 2026-08-10 01:15 639219212930606887
57 ms 76.223.54.146
11 2026-08-10 01:15 639219212930606887
57 ms 13.248.169.48
10 2026-08-10 01:00 639219204307908525
44 ms 76.223.54.146
9 2026-08-10 01:00 639219204307908525
44 ms 13.248.169.48
8 2026-08-10 00:46 639219195720181470
15 ms 76.223.54.146
7 2026-08-10 00:46 639219195720181470
15 ms 13.248.169.48
6 2026-08-10 00:32 639219186898174002
87 ms 13.248.169.48
5 2026-08-10 00:32 639219186898174002
87 ms 76.223.54.146
4 2026-08-10 00:17 639219178004946976
92 ms 13.248.169.48
3 2026-08-10 00:17 639219178004946976
92 ms 76.223.54.146
2 2026-08-10 00:02 639219168958805474
109 ms 13.248.169.48
1 2026-08-10 00:02 639219168958805474
109 ms 76.223.54.146