DNS response history for blue.us.foundationdns.com

blue.us.foundationdns.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 2026-08-25. For this date, NameServerHistory found 156 DNS check records, 156 successful responses, 0 failed responses, and 140 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 blue.us.foundationdns.com.
Records on Selected Date

156

Historical checks stored for this nameserver on selected date

Average Latency

140 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-25 17:42

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.64.72.1

Most recently resolved hosting IP on selected date

Successful Responses

156

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 blue.us.foundationdns.com

Showing DNS history for 2026-08-25 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
156 2026-08-25 17:42 639232764991087115
38 ms 172.64.72.1
155 2026-08-25 17:42 639232764991087115
38 ms 103.31.4.1
154 2026-08-25 17:42 639232764991087115
38 ms 162.159.224.1
153 2026-08-25 17:25 639232754842971478
18 ms 162.159.224.1
152 2026-08-25 17:25 639232754842971478
18 ms 172.64.72.1
151 2026-08-25 17:25 639232754842971478
18 ms 103.31.4.1
150 2026-08-25 17:08 639232744455159107
6 ms 103.31.4.1
149 2026-08-25 17:08 639232744455159107
6 ms 162.159.224.1
148 2026-08-25 17:08 639232744455159107
6 ms 172.64.72.1
147 2026-08-25 16:51 639232734145178231
19 ms 162.159.224.1
146 2026-08-25 16:51 639232734145178231
19 ms 172.64.72.1
145 2026-08-25 16:51 639232734145178231
19 ms 103.31.4.1
144 2026-08-25 16:34 639232723827874402
32 ms 172.64.72.1
143 2026-08-25 16:34 639232723827874402
32 ms 103.31.4.1
142 2026-08-25 16:34 639232723827874402
32 ms 162.159.224.1
141 2026-08-25 16:17 639232713533011892
7 ms 103.31.4.1
140 2026-08-25 16:17 639232713533011892
7 ms 172.64.72.1
139 2026-08-25 16:17 639232713533011892
7 ms 162.159.224.1
138 2026-08-25 15:59 639232703065318207
15 ms 162.159.224.1
137 2026-08-25 15:59 639232703065318207
15 ms 103.31.4.1
136 2026-08-25 15:59 639232703065318207
15 ms 172.64.72.1
135 2026-08-25 15:42 639232692629559470
14 ms 162.159.224.1
134 2026-08-25 15:42 639232692629559470
14 ms 103.31.4.1
133 2026-08-25 15:42 639232692629559470
14 ms 172.64.72.1
132 2026-08-25 15:24 639232682238836475
59 ms 172.64.72.1
131 2026-08-25 15:24 639232682238836475
59 ms 103.31.4.1
130 2026-08-25 15:24 639232682238836475
59 ms 162.159.224.1
129 2026-08-25 15:07 639232671787004306
23 ms 103.31.4.1
128 2026-08-25 15:07 639232671787004306
23 ms 162.159.224.1
127 2026-08-25 15:07 639232671787004306
23 ms 172.64.72.1
126 2026-08-25 14:12 639232638994329666
10 ms 103.31.4.1
125 2026-08-25 14:12 639232638994329666
10 ms 172.64.72.1
124 2026-08-25 14:12 639232638994329666
10 ms 162.159.224.1
123 2026-08-25 13:55 639232628614783237
73 ms 172.64.72.1
122 2026-08-25 13:55 639232628614783237
73 ms 103.31.4.1
121 2026-08-25 13:55 639232628614783237
73 ms 162.159.224.1
120 2026-08-25 13:38 639232618360728578
65 ms 103.31.4.1
119 2026-08-25 13:38 639232618360728578
65 ms 172.64.72.1
118 2026-08-25 13:38 639232618360728578
65 ms 162.159.224.1
117 2026-08-25 13:21 639232608016476376
10 ms 103.31.4.1
116 2026-08-25 13:21 639232608016476376
10 ms 172.64.72.1
115 2026-08-25 13:21 639232608016476376
10 ms 162.159.224.1
114 2026-08-25 13:03 639232597643611557
8 ms 172.64.72.1
113 2026-08-25 13:03 639232597643611557
8 ms 103.31.4.1
112 2026-08-25 13:03 639232597643611557
8 ms 162.159.224.1
111 2026-08-25 12:46 639232587225721862
43 ms 103.31.4.1
110 2026-08-25 12:46 639232587225721862
43 ms 172.64.72.1
109 2026-08-25 12:46 639232587225721862
43 ms 162.159.224.1
108 2026-08-25 12:29 639232576780683689
11 ms 103.31.4.1
107 2026-08-25 12:29 639232576780683689
11 ms 162.159.224.1
106 2026-08-25 12:29 639232576780683689
11 ms 172.64.72.1
105 2026-08-25 12:11 639232566381512620
5 ms 162.159.224.1
104 2026-08-25 12:11 639232566381512620
5 ms 172.64.72.1
103 2026-08-25 12:11 639232566381512620
5 ms 103.31.4.1
102 2026-08-25 11:54 639232556111768563
32 ms 103.31.4.1
101 2026-08-25 11:54 639232556111768563
32 ms 162.159.224.1
100 2026-08-25 11:54 639232556111768563
32 ms 172.64.72.1
99 2026-08-25 11:37 639232545839529039
25 ms 103.31.4.1
98 2026-08-25 11:37 639232545839529039
25 ms 162.159.224.1
97 2026-08-25 11:37 639232545839529039
25 ms 172.64.72.1
96 2026-08-25 11:20 639232535349285207
9 ms 103.31.4.1
95 2026-08-25 11:20 639232535349285207
9 ms 162.159.224.1
94 2026-08-25 11:20 639232535349285207
9 ms 172.64.72.1
93 2026-08-25 11:02 639232524938080723
29 ms 172.64.72.1
92 2026-08-25 11:02 639232524938080723
29 ms 162.159.224.1
91 2026-08-25 11:02 639232524938080723
29 ms 103.31.4.1
90 2026-08-25 10:09 639232492740373468
8 ms 162.159.224.1
89 2026-08-25 10:09 639232492740373468
8 ms 172.64.72.1
88 2026-08-25 10:09 639232492740373468
8 ms 103.31.4.1
87 2026-08-25 09:51 639232482235303141
5 ms 103.31.4.1
86 2026-08-25 09:51 639232482235303141
5 ms 172.64.72.1
85 2026-08-25 09:51 639232482235303141
5 ms 162.159.224.1
84 2026-08-25 09:34 639232471861770303
42 ms 172.64.72.1
83 2026-08-25 09:34 639232471861770303
42 ms 103.31.4.1
82 2026-08-25 09:34 639232471861770303
42 ms 162.159.224.1
81 2026-08-25 09:17 639232461630217327
22 ms 162.159.224.1
80 2026-08-25 09:17 639232461630217327
22 ms 172.64.72.1
79 2026-08-25 09:17 639232461630217327
22 ms 103.31.4.1
78 2026-08-25 08:59 639232451282965990
30 ms 172.64.72.1
77 2026-08-25 08:59 639232451282965990
30 ms 162.159.224.1
76 2026-08-25 08:59 639232451282965990
30 ms 103.31.4.1
75 2026-08-25 08:42 639232440814614938
13 ms 103.31.4.1
74 2026-08-25 08:42 639232440814614938
13 ms 172.64.72.1
73 2026-08-25 08:42 639232440814614938
13 ms 162.159.224.1
72 2026-08-25 08:25 639232430410720425
18 ms 103.31.4.1
71 2026-08-25 08:25 639232430410720425
18 ms 172.64.72.1
70 2026-08-25 08:25 639232430410720425
18 ms 162.159.224.1
69 2026-08-25 08:07 639232420003096185
46 ms 103.31.4.1
68 2026-08-25 08:07 639232420003096185
46 ms 162.159.224.1
67 2026-08-25 08:07 639232420003096185
46 ms 172.64.72.1
66 2026-08-25 07:50 639232409467287444
39 ms 103.31.4.1
65 2026-08-25 07:50 639232409467287444
39 ms 162.159.224.1
64 2026-08-25 07:50 639232409467287444
39 ms 172.64.72.1
63 2026-08-25 07:32 639232399077195997
11 ms 103.31.4.1
62 2026-08-25 07:32 639232399077195997
11 ms 172.64.72.1
61 2026-08-25 07:32 639232399077195997
11 ms 162.159.224.1
60 2026-08-25 07:15 639232388731528337
15 ms 172.64.72.1
59 2026-08-25 07:15 639232388731528337
15 ms 103.31.4.1
58 2026-08-25 07:15 639232388731528337
15 ms 162.159.224.1
57 2026-08-25 06:58 639232378288598612
2011 ms 172.64.72.1
56 2026-08-25 06:58 639232378288598612
2011 ms 103.31.4.1
55 2026-08-25 06:58 639232378288598612
2011 ms 162.159.224.1
54 2026-08-25 06:04 639232346196373643
5 ms 162.159.224.1
53 2026-08-25 06:04 639232346196373643
5 ms 103.31.4.1
52 2026-08-25 06:04 639232346196373643
5 ms 172.64.72.1
51 2026-08-25 05:47 639232336112370741
5 ms 103.31.4.1
50 2026-08-25 05:47 639232336112370741
5 ms 172.64.72.1
49 2026-08-25 05:47 639232336112370741
5 ms 162.159.224.1
48 2026-08-25 05:31 639232326146508970
6 ms 103.31.4.1
47 2026-08-25 05:31 639232326146508970
6 ms 172.64.72.1
46 2026-08-25 05:31 639232326146508970
6 ms 162.159.224.1
45 2026-08-25 05:14 639232316189381720
25 ms 162.159.224.1
44 2026-08-25 05:14 639232316189381720
25 ms 172.64.72.1
43 2026-08-25 05:14 639232316189381720
25 ms 103.31.4.1
42 2026-08-25 04:58 639232306217998913
2034 ms 172.64.72.1
41 2026-08-25 04:58 639232306217998913
2034 ms 103.31.4.1
40 2026-08-25 04:58 639232306217998913
2034 ms 162.159.224.1
39 2026-08-25 04:41 639232296255744174
10 ms 172.64.72.1
38 2026-08-25 04:41 639232296255744174
10 ms 103.31.4.1
37 2026-08-25 04:41 639232296255744174
10 ms 162.159.224.1
36 2026-08-25 04:24 639232286095760789
15 ms 162.159.224.1
35 2026-08-25 04:24 639232286095760789
15 ms 103.31.4.1
34 2026-08-25 04:24 639232286095760789
15 ms 172.64.72.1
33 2026-08-25 04:07 639232276086186273
56 ms 103.31.4.1
32 2026-08-25 04:07 639232276086186273
56 ms 172.64.72.1
31 2026-08-25 04:07 639232276086186273
56 ms 162.159.224.1
30 2026-08-25 03:50 639232265900986425
48 ms 172.64.72.1
29 2026-08-25 03:50 639232265900986425
48 ms 103.31.4.1
28 2026-08-25 03:50 639232265900986425
48 ms 162.159.224.1
27 2026-08-25 03:34 639232255723518075
27 ms 172.64.72.1
26 2026-08-25 03:34 639232255723518075
27 ms 162.159.224.1
25 2026-08-25 03:34 639232255723518075
27 ms 103.31.4.1
24 2026-08-25 03:16 639232245484452890
2053 ms 162.159.224.1
23 2026-08-25 03:16 639232245484452890
2053 ms 172.64.72.1
22 2026-08-25 03:16 639232245484452890
2053 ms 103.31.4.1
21 2026-08-25 02:59 639232235157175331
7 ms 162.159.224.1
20 2026-08-25 02:59 639232235157175331
7 ms 103.31.4.1
19 2026-08-25 02:59 639232235157175331
7 ms 172.64.72.1
18 2026-08-25 02:06 639232203197189095
73 ms 103.31.4.1
17 2026-08-25 02:06 639232203197189095
73 ms 172.64.72.1
16 2026-08-25 02:06 639232203197189095
73 ms 162.159.224.1
15 2026-08-25 01:49 639232192844564298
17 ms 172.64.72.1
14 2026-08-25 01:49 639232192844564298
17 ms 103.31.4.1
13 2026-08-25 01:49 639232192844564298
17 ms 162.159.224.1
12 2026-08-25 01:31 639232182496008942
6 ms 172.64.72.1
11 2026-08-25 01:31 639232182496008942
6 ms 103.31.4.1
10 2026-08-25 01:31 639232182496008942
6 ms 162.159.224.1
9 2026-08-25 01:14 639232172197053132
6 ms 172.64.72.1
8 2026-08-25 01:14 639232172197053132
6 ms 103.31.4.1
7 2026-08-25 01:14 639232172197053132
6 ms 162.159.224.1
6 2026-08-25 00:21 639232140250307418
24 ms 172.64.72.1
5 2026-08-25 00:21 639232140250307418
24 ms 103.31.4.1
4 2026-08-25 00:21 639232140250307418
24 ms 162.159.224.1
3 2026-08-25 00:04 639232129927860324
47 ms 103.31.4.1
2 2026-08-25 00:04 639232129927860324
47 ms 172.64.72.1
1 2026-08-25 00:04 639232129927860324
47 ms 162.159.224.1