DNS response history for ns1.rackrockserver.com

ns1.rackrockserver.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 147 DNS check records, 144 successful responses, 3 failed responses, and 396 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 ns1.rackrockserver.com.
Records on Selected Date

147

Historical checks stored for this nameserver on selected date

Average Latency

396 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:59

All timestamps shown in UTC

Latest Resolved IP on Selected Date

103.131.51.221

Most recently resolved hosting IP on selected date

Successful Responses

144

Checks that returned a measurable response

Failed Responses

3

Checks with no response or no returned latency

Failure Rate

2%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.rackrockserver.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
147 2026-08-19 23:59 639227805445376839
25 ms 103.131.51.221
146 2026-08-19 23:59 639227805445376839
25 ms 89.116.171.90
145 2026-08-19 23:43 639227795899225951
28 ms 89.116.171.90
144 2026-08-19 23:43 639227795899225951
28 ms 103.131.51.221
143 2026-08-19 23:27 639227786351762008
37 ms 89.116.171.90
142 2026-08-19 23:27 639227786351762008
37 ms 103.131.51.221
141 2026-08-19 23:11 639227776640591733
72 ms 89.116.171.90
140 2026-08-19 23:11 639227776640591733
72 ms 103.131.51.221
139 2026-08-19 22:55 639227767128841282
20 ms 89.116.171.90
138 2026-08-19 22:55 639227767128841282
20 ms 103.131.51.221
137 2026-08-19 22:39 639227757477304711
23 ms 89.116.171.90
136 2026-08-19 22:39 639227757477304711
23 ms 103.131.51.221
135 2026-08-19 22:23 639227747572098014
12 ms 103.131.51.221
134 2026-08-19 22:23 639227747572098014
12 ms 89.116.171.90
133 2026-08-19 22:06 639227737588613113
37 ms 103.131.51.221
132 2026-08-19 22:06 639227737588613113
37 ms 89.116.171.90
131 2026-08-19 21:13 639227706134603955
30 ms 103.131.51.221
130 2026-08-19 21:13 639227706134603955
30 ms 89.116.171.90
129 2026-08-19 20:57 639227696589027396
2010 ms 103.131.51.221
128 2026-08-19 20:57 639227696589027396
2010 ms 89.116.171.90
127 2026-08-19 20:42 639227687097707639
61 ms 89.116.171.90
126 2026-08-19 20:42 639227687097707639
61 ms 103.131.51.221
125 2026-08-19 20:26 639227677474464487
28 ms 103.131.51.221
124 2026-08-19 20:26 639227677474464487
28 ms 89.116.171.90
123 2026-08-19 20:10 639227667767441118
30 ms 103.131.51.221
122 2026-08-19 20:10 639227667767441118
30 ms 89.116.171.90
121 2026-08-19 19:53 639227657984833832
48 ms 103.131.51.221
120 2026-08-19 19:53 639227657984833832
48 ms 89.116.171.90
119 2026-08-19 19:37 639227648079992640
15 ms 89.116.171.90
118 2026-08-19 19:37 639227648079992640
15 ms 103.131.51.221
117 2026-08-19 19:20 639227638125048441
107 ms 89.116.171.90
116 2026-08-19 19:20 639227638125048441
107 ms 103.131.51.221
115 2026-08-19 19:03 639227628211392142
21 ms 103.131.51.221
114 2026-08-19 19:03 639227628211392142
21 ms 89.116.171.90
113 2026-08-19 18:47 639227618261696275
26 ms 89.116.171.90
112 2026-08-19 18:47 639227618261696275
26 ms 103.131.51.221
111 2026-08-19 18:30 639227608366233645
34 ms 103.131.51.221
110 2026-08-19 18:30 639227608366233645
34 ms 89.116.171.90
109 2026-08-19 18:14 639227598301787588
15 ms 103.131.51.221
108 2026-08-19 18:14 639227598301787588
15 ms 89.116.171.90
107 2026-08-19 17:20 639227566241010716
17 ms 89.116.171.90
106 2026-08-19 17:20 639227566241010716
17 ms 103.131.51.221
105 2026-08-19 17:04 639227556454538959
2105 ms 89.116.171.90
104 2026-08-19 17:04 639227556454538959
2105 ms 103.131.51.221
103 2026-08-19 16:48 639227546640305542
-
102 2026-08-19 16:31 639227536965466472
31 ms 103.131.51.221
101 2026-08-19 16:31 639227536965466472
31 ms 89.116.171.90
100 2026-08-19 16:15 639227527048658280
7 ms 103.131.51.221
99 2026-08-19 16:15 639227527048658280
7 ms 89.116.171.90
98 2026-08-19 15:59 639227517386634438
27 ms 103.131.51.221
97 2026-08-19 15:59 639227517386634438
27 ms 89.116.171.90
96 2026-08-19 15:42 639227507459551637
19 ms 103.131.51.221
95 2026-08-19 15:42 639227507459551637
19 ms 89.116.171.90
94 2026-08-19 15:26 639227497515595277
97 ms 103.131.51.221
93 2026-08-19 15:26 639227497515595277
97 ms 89.116.171.90
92 2026-08-19 15:09 639227487441798036
26 ms 103.131.51.221
91 2026-08-19 15:09 639227487441798036
26 ms 89.116.171.90
90 2026-08-19 14:52 639227477445551863
6 ms 89.116.171.90
89 2026-08-19 14:52 639227477445551863
6 ms 103.131.51.221
88 2026-08-19 14:35 639227467297067891
9 ms 89.116.171.90
87 2026-08-19 14:35 639227467297067891
9 ms 103.131.51.221
86 2026-08-19 14:18 639227457057795635
101 ms 103.131.51.221
85 2026-08-19 14:18 639227457057795635
101 ms 89.116.171.90
84 2026-08-19 13:25 639227425244777397
32 ms 103.131.51.221
83 2026-08-19 13:25 639227425244777397
32 ms 89.116.171.90
82 2026-08-19 13:09 639227415422116485
48 ms 89.116.171.90
81 2026-08-19 13:09 639227415422116485
48 ms 103.131.51.221
80 2026-08-19 12:52 639227405307256053
16 ms 103.131.51.221
79 2026-08-19 12:52 639227405307256053
16 ms 89.116.171.90
78 2026-08-19 12:35 639227395396602630
2058 ms 89.116.171.90
77 2026-08-19 12:35 639227395396602630
2058 ms 103.131.51.221
76 2026-08-19 12:19 639227385510363611
47 ms 103.131.51.221
75 2026-08-19 12:19 639227385510363611
47 ms 89.116.171.90
74 2026-08-19 12:02 639227375508324850
2047 ms 89.116.171.90
73 2026-08-19 12:02 639227375508324850
2047 ms 103.131.51.221
72 2026-08-19 11:45 639227365326611906
2023 ms 103.131.51.221
71 2026-08-19 11:45 639227365326611906
2023 ms 89.116.171.90
70 2026-08-19 11:29 639227355360014208
2018 ms 89.116.171.90
69 2026-08-19 11:29 639227355360014208
2018 ms 103.131.51.221
68 2026-08-19 11:12 639227345036782165
30 ms 89.116.171.90
67 2026-08-19 11:12 639227345036782165
30 ms 103.131.51.221
66 2026-08-19 10:55 639227334992964533
39 ms 89.116.171.90
65 2026-08-19 10:55 639227334992964533
39 ms 103.131.51.221
64 2026-08-19 10:38 639227324986605572
27 ms 103.131.51.221
63 2026-08-19 10:38 639227324986605572
27 ms 89.116.171.90
62 2026-08-19 10:21 639227314928414539
57 ms 103.131.51.221
61 2026-08-19 10:21 639227314928414539
57 ms 89.116.171.90
60 2026-08-19 09:28 639227283029182134
2039 ms 89.116.171.90
59 2026-08-19 09:28 639227283029182134
2039 ms 103.131.51.221
58 2026-08-19 09:12 639227273294779350
8 ms 103.131.51.221
57 2026-08-19 09:12 639227273294779350
8 ms 89.116.171.90
56 2026-08-19 08:55 639227263525231313
13 ms 103.131.51.221
55 2026-08-19 08:55 639227263525231313
13 ms 89.116.171.90
54 2026-08-19 08:39 639227253578313363
-
53 2026-08-19 08:22 639227243649973322
18 ms 89.116.171.90
52 2026-08-19 08:22 639227243649973322
18 ms 103.131.51.221
51 2026-08-19 08:06 639227233581059317
88 ms 89.116.171.90
50 2026-08-19 08:06 639227233581059317
88 ms 103.131.51.221
49 2026-08-19 07:49 639227223667352067
2020 ms 103.131.51.221
48 2026-08-19 07:49 639227223667352067
2020 ms 89.116.171.90
47 2026-08-19 07:33 639227213714837066
14 ms 89.116.171.90
46 2026-08-19 07:33 639227213714837066
14 ms 103.131.51.221
45 2026-08-19 07:16 639227203701208496
2043 ms 89.116.171.90
44 2026-08-19 07:16 639227203701208496
2043 ms 103.131.51.221
43 2026-08-19 06:59 639227193643202179
8 ms 89.116.171.90
42 2026-08-19 06:59 639227193643202179
8 ms 103.131.51.221
41 2026-08-19 06:42 639227183584431597
23 ms 103.131.51.221
40 2026-08-19 06:42 639227183584431597
23 ms 89.116.171.90
39 2026-08-19 06:25 639227173347403088
28 ms 103.131.51.221
38 2026-08-19 06:25 639227173347403088
28 ms 89.116.171.90
37 2026-08-19 05:32 639227141523007601
21 ms 103.131.51.221
36 2026-08-19 05:32 639227141523007601
21 ms 89.116.171.90
35 2026-08-19 05:16 639227131785931574
27 ms 103.131.51.221
34 2026-08-19 05:16 639227131785931574
27 ms 89.116.171.90
33 2026-08-19 05:00 639227122176475389
45 ms 89.116.171.90
32 2026-08-19 05:00 639227122176475389
45 ms 103.131.51.221
31 2026-08-19 04:44 639227112668934596
2047 ms 89.116.171.90
30 2026-08-19 04:44 639227112668934596
2047 ms 103.131.51.221
29 2026-08-19 04:28 639227102773292788
34 ms 89.116.171.90
28 2026-08-19 04:28 639227102773292788
34 ms 103.131.51.221
27 2026-08-19 04:12 639227093141136930
18 ms 89.116.171.90
26 2026-08-19 04:12 639227093141136930
18 ms 103.131.51.221
25 2026-08-19 03:55 639227083449420147
13 ms 89.116.171.90
24 2026-08-19 03:55 639227083449420147
13 ms 103.131.51.221
23 2026-08-19 03:39 639227073771748493
46 ms 103.131.51.221
22 2026-08-19 03:39 639227073771748493
46 ms 89.116.171.90
21 2026-08-19 03:23 639227063977347614
-
20 2026-08-19 03:07 639227054253519024
2024 ms 89.116.171.90
19 2026-08-19 03:07 639227054253519024
2024 ms 103.131.51.221
18 2026-08-19 02:50 639227044381963886
2070 ms 103.131.51.221
17 2026-08-19 02:50 639227044381963886
2070 ms 89.116.171.90
16 2026-08-19 02:34 639227034441085514
2031 ms 103.131.51.221
15 2026-08-19 02:34 639227034441085514
2031 ms 89.116.171.90
14 2026-08-19 01:42 639227003126489968
28 ms 89.116.171.90
13 2026-08-19 01:42 639227003126489968
28 ms 103.131.51.221
12 2026-08-19 01:26 639226993456311614
51 ms 89.116.171.90
11 2026-08-19 01:26 639226993456311614
51 ms 103.131.51.221
10 2026-08-19 01:10 639226983847312345
20 ms 89.116.171.90
9 2026-08-19 01:10 639226983847312345
20 ms 103.131.51.221
8 2026-08-19 00:54 639226974357874853
28 ms 89.116.171.90
7 2026-08-19 00:54 639226974357874853
28 ms 103.131.51.221
6 2026-08-19 00:38 639226964670484721
31 ms 103.131.51.221
5 2026-08-19 00:38 639226964670484721
31 ms 89.116.171.90
4 2026-08-19 00:21 639226954857899696
40 ms 103.131.51.221
3 2026-08-19 00:21 639226954857899696
40 ms 89.116.171.90
2 2026-08-19 00:05 639226945091603488
54 ms 89.116.171.90
1 2026-08-19 00:05 639226945091603488
54 ms 103.131.51.221