DNS response history for ns1.99webtools.com

ns1.99webtools.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 267 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 ns1.99webtools.com.
Records on Selected Date

163

Historical checks stored for this nameserver on selected date

Average Latency

267 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

104.21.73.77

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 ns1.99webtools.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 23:55 639220027366289509
2022 ms 104.21.73.77
162 2026-08-10 23:55 639220027366289509
2022 ms 172.67.189.20
161 2026-08-10 23:40 639220018272941900
38 ms 104.21.73.77
160 2026-08-10 23:40 639220018272941900
38 ms 172.67.189.20
159 2026-08-10 23:25 639220009109892969
9 ms 104.21.73.77
158 2026-08-10 23:25 639220009109892969
9 ms 172.67.189.20
157 2026-08-10 23:10 639220000040489788
29 ms 172.67.189.20
156 2026-08-10 23:10 639220000040489788
29 ms 104.21.73.77
155 2026-08-10 22:55 639219991197135747
68 ms 104.21.73.77
154 2026-08-10 22:55 639219991197135747
68 ms 172.67.189.20
153 2026-08-10 22:40 639219982104540014
2080 ms 104.21.73.77
152 2026-08-10 22:40 639219982104540014
2080 ms 172.67.189.20
151 2026-08-10 22:25 639219973150300215
33 ms 172.67.189.20
150 2026-08-10 22:25 639219973150300215
33 ms 104.21.73.77
149 2026-08-10 22:10 639219964188486697
19 ms 172.67.189.20
148 2026-08-10 22:10 639219964188486697
19 ms 104.21.73.77
147 2026-08-10 21:54 639219954995921784
36 ms 104.21.73.77
146 2026-08-10 21:54 639219954995921784
36 ms 172.67.189.20
145 2026-08-10 21:39 639219945559908104
46 ms 104.21.73.77
144 2026-08-10 21:39 639219945559908104
46 ms 172.67.189.20
143 2026-08-10 20:47 639219914137782273
33 ms 104.21.73.77
142 2026-08-10 20:47 639219914137782273
33 ms 172.67.189.20
141 2026-08-10 20:32 639219904858355064
55 ms 172.67.189.20
140 2026-08-10 20:32 639219904858355064
55 ms 104.21.73.77
139 2026-08-10 20:16 639219895655263396
12 ms 104.21.73.77
138 2026-08-10 20:16 639219895655263396
12 ms 172.67.189.20
137 2026-08-10 20:01 639219886527091074
468 ms 172.67.189.20
136 2026-08-10 20:01 639219886527091074
468 ms 104.21.73.77
135 2026-08-10 19:46 639219877343266628
8 ms 104.21.73.77
134 2026-08-10 19:46 639219877343266628
8 ms 172.67.189.20
133 2026-08-10 19:30 639219868177358195
30 ms 172.67.189.20
132 2026-08-10 19:30 639219868177358195
30 ms 104.21.73.77
131 2026-08-10 19:15 639219859159581515
24 ms 172.67.189.20
130 2026-08-10 19:15 639219859159581515
24 ms 104.21.73.77
129 2026-08-10 19:00 639219850124020182
47 ms 104.21.73.77
128 2026-08-10 19:00 639219850124020182
47 ms 172.67.189.20
127 2026-08-10 18:45 639219840940124840
58 ms 104.21.73.77
126 2026-08-10 18:45 639219840940124840
58 ms 172.67.189.20
125 2026-08-10 18:30 639219831829876486
53 ms 172.67.189.20
124 2026-08-10 18:30 639219831829876486
53 ms 104.21.73.77
123 2026-08-10 18:15 639219822587759143
20 ms 104.21.73.77
122 2026-08-10 18:15 639219822587759143
20 ms 172.67.189.20
121 2026-08-10 17:59 639219813247114428
45 ms 104.21.73.77
120 2026-08-10 17:59 639219813247114428
45 ms 172.67.189.20
119 2026-08-10 17:05 639219781959606396
43 ms 172.67.189.20
118 2026-08-10 17:05 639219781959606396
43 ms 104.21.73.77
117 2026-08-10 16:50 639219772658305431
2025 ms 104.21.73.77
116 2026-08-10 16:50 639219772658305431
2025 ms 172.67.189.20
115 2026-08-10 16:35 639219763454523027
29 ms 172.67.189.20
114 2026-08-10 16:35 639219763454523027
29 ms 104.21.73.77
113 2026-08-10 16:19 639219754279127815
38 ms 104.21.73.77
112 2026-08-10 16:19 639219754279127815
38 ms 172.67.189.20
111 2026-08-10 16:04 639219745087467767
52 ms 104.21.73.77
110 2026-08-10 16:04 639219745087467767
52 ms 172.67.189.20
109 2026-08-10 15:49 639219735900678107
18 ms 172.67.189.20
108 2026-08-10 15:49 639219735900678107
18 ms 104.21.73.77
107 2026-08-10 15:33 639219726531461979
80 ms 172.67.189.20
106 2026-08-10 15:33 639219726531461979
80 ms 104.21.73.77
105 2026-08-10 15:18 639219717415222156
2029 ms 172.67.189.20
104 2026-08-10 15:18 639219717415222156
2029 ms 104.21.73.77
103 2026-08-10 15:03 639219708266470863
2016 ms 172.67.189.20
102 2026-08-10 15:03 639219708266470863
2016 ms 104.21.73.77
101 2026-08-10 14:47 639219699049479559
20 ms 104.21.73.77
100 2026-08-10 14:47 639219699049479559
20 ms 172.67.189.20
99 2026-08-10 14:32 639219689775815194
63 ms 104.21.73.77
98 2026-08-10 14:32 639219689775815194
63 ms 172.67.189.20
97 2026-08-10 14:16 639219680511810632
2062 ms 104.21.73.77
96 2026-08-10 14:16 639219680511810632
2062 ms 172.67.189.20
95 2026-08-10 13:24 639219648997191257
17 ms 104.21.73.77
94 2026-08-10 13:24 639219648997191257
17 ms 172.67.189.20
93 2026-08-10 13:08 639219639938909436
46 ms 172.67.189.20
92 2026-08-10 13:08 639219639938909436
46 ms 104.21.73.77
91 2026-08-10 12:53 639219630718286441
2053 ms 104.21.73.77
90 2026-08-10 12:53 639219630718286441
2053 ms 172.67.189.20
89 2026-08-10 12:38 639219621472350410
77 ms 172.67.189.20
88 2026-08-10 12:38 639219621472350410
77 ms 104.21.73.77
87 2026-08-10 12:23 639219612500421992
33 ms 172.67.189.20
86 2026-08-10 12:23 639219612500421992
33 ms 104.21.73.77
85 2026-08-10 12:08 639219603383833445
34 ms 104.21.73.77
84 2026-08-10 12:08 639219603383833445
34 ms 172.67.189.20
83 2026-08-10 11:52 639219594143823358
27 ms 104.21.73.77
82 2026-08-10 11:52 639219594143823358
27 ms 172.67.189.20
81 2026-08-10 11:37 639219585053166024
43 ms 104.21.73.77
80 2026-08-10 11:37 639219585053166024
43 ms 172.67.189.20
79 2026-08-10 11:22 639219575885776644
17 ms 104.21.73.77
78 2026-08-10 11:22 639219575885776644
17 ms 172.67.189.20
77 2026-08-10 11:07 639219566844532361
2026 ms 104.21.73.77
76 2026-08-10 11:07 639219566844532361
2026 ms 172.67.189.20
75 2026-08-10 10:51 639219557705808294
14 ms 172.67.189.20
74 2026-08-10 10:51 639219557705808294
14 ms 104.21.73.77
73 2026-08-10 10:36 639219548482688649
10 ms 104.21.73.77
72 2026-08-10 10:36 639219548482688649
10 ms 172.67.189.20
71 2026-08-10 09:44 639219517492763539
9 ms 104.21.73.77
70 2026-08-10 09:44 639219517492763539
9 ms 172.67.189.20
69 2026-08-10 09:29 639219508755773605
31 ms 104.21.73.77
68 2026-08-10 09:29 639219508755773605
31 ms 172.67.189.20
67 2026-08-10 09:15 639219499852103863
163 ms 104.21.73.77
66 2026-08-10 09:15 639219499852103863
163 ms 172.67.189.20
65 2026-08-10 09:00 639219490893714387
24 ms 104.21.73.77
64 2026-08-10 09:00 639219490893714387
24 ms 172.67.189.20
63 2026-08-10 08:45 639219482299305521
20 ms 104.21.73.77
62 2026-08-10 08:45 639219482299305521
20 ms 172.67.189.20
61 2026-08-10 08:31 639219473613114853
39 ms 104.21.73.77
60 2026-08-10 08:31 639219473613114853
39 ms 172.67.189.20
59 2026-08-10 08:17 639219465061138643
55 ms 104.21.73.77
58 2026-08-10 08:17 639219465061138643
55 ms 172.67.189.20
57 2026-08-10 08:02 639219456616129015
55 ms 104.21.73.77
56 2026-08-10 08:02 639219456616129015
55 ms 172.67.189.20
55 2026-08-10 07:48 639219447974008557
36 ms 172.67.189.20
54 2026-08-10 07:48 639219447974008557
36 ms 104.21.73.77
53 2026-08-10 07:34 639219439498255213
-
52 2026-08-10 07:19 639219430664872256
37 ms 104.21.73.77
51 2026-08-10 07:19 639219430664872256
37 ms 172.67.189.20
50 2026-08-10 07:04 639219421757560037
74 ms 104.21.73.77
49 2026-08-10 07:04 639219421757560037
74 ms 172.67.189.20
48 2026-08-10 06:14 639219390773218684
19 ms 104.21.73.77
47 2026-08-10 06:14 639219390773218684
19 ms 172.67.189.20
46 2026-08-10 05:59 639219382205367722
35 ms 104.21.73.77
45 2026-08-10 05:59 639219382205367722
35 ms 172.67.189.20
44 2026-08-10 05:45 639219373711937615
40 ms 104.21.73.77
43 2026-08-10 05:45 639219373711937615
40 ms 172.67.189.20
42 2026-08-10 05:31 639219365088558404
32 ms 172.67.189.20
41 2026-08-10 05:31 639219365088558404
32 ms 104.21.73.77
40 2026-08-10 05:16 639219356348833255
30 ms 104.21.73.77
39 2026-08-10 05:16 639219356348833255
30 ms 172.67.189.20
38 2026-08-10 05:02 639219347860053478
80 ms 172.67.189.20
37 2026-08-10 05:02 639219347860053478
80 ms 104.21.73.77
36 2026-08-10 04:47 639219339173195121
7 ms 172.67.189.20
35 2026-08-10 04:47 639219339173195121
7 ms 104.21.73.77
34 2026-08-10 04:33 639219330642664669
35 ms 104.21.73.77
33 2026-08-10 04:33 639219330642664669
35 ms 172.67.189.20
32 2026-08-10 04:19 639219322058698995
55 ms 104.21.73.77
31 2026-08-10 04:19 639219322058698995
55 ms 172.67.189.20
30 2026-08-10 04:05 639219313564344199
31 ms 104.21.73.77
29 2026-08-10 04:05 639219313564344199
31 ms 172.67.189.20
28 2026-08-10 03:50 639219304775113236
17 ms 172.67.189.20
27 2026-08-10 03:50 639219304775113236
17 ms 104.21.73.77
26 2026-08-10 03:35 639219295706181119
50 ms 104.21.73.77
25 2026-08-10 03:35 639219295706181119
50 ms 172.67.189.20
24 2026-08-10 02:44 639219264663923254
2078 ms 172.67.189.20
23 2026-08-10 02:44 639219264663923254
2078 ms 104.21.73.77
22 2026-08-10 02:29 639219256015178099
9 ms 104.21.73.77
21 2026-08-10 02:29 639219256015178099
9 ms 172.67.189.20
20 2026-08-10 02:15 639219247509540188
64 ms 172.67.189.20
19 2026-08-10 02:15 639219247509540188
64 ms 104.21.73.77
18 2026-08-10 02:01 639219238999539092
29 ms 172.67.189.20
17 2026-08-10 02:01 639219238999539092
29 ms 104.21.73.77
16 2026-08-10 01:47 639219230498823902
28 ms 104.21.73.77
15 2026-08-10 01:47 639219230498823902
28 ms 172.67.189.20
14 2026-08-10 01:32 639219221706460911
23 ms 172.67.189.20
13 2026-08-10 01:32 639219221706460911
23 ms 104.21.73.77
12 2026-08-10 01:17 639219212930606887
30 ms 172.67.189.20
11 2026-08-10 01:17 639219212930606887
30 ms 104.21.73.77
10 2026-08-10 01:03 639219204307908525
15 ms 172.67.189.20
9 2026-08-10 01:03 639219204307908525
15 ms 104.21.73.77
8 2026-08-10 00:49 639219195720181470
120 ms 172.67.189.20
7 2026-08-10 00:49 639219195720181470
120 ms 104.21.73.77
6 2026-08-10 00:34 639219186898174002
15 ms 172.67.189.20
5 2026-08-10 00:34 639219186898174002
15 ms 104.21.73.77
4 2026-08-10 00:19 639219178004946976
35 ms 104.21.73.77
3 2026-08-10 00:19 639219178004946976
35 ms 172.67.189.20
2 2026-08-10 00:04 639219168958805474
79 ms 172.67.189.20
1 2026-08-10 00:04 639219168958805474
79 ms 104.21.73.77