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 2026-08-17. For this date, NameServerHistory found 143 DNS check records, 142 successful responses, 1 failed responses, and 345 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

143

Historical checks stored for this nameserver on selected date

Average Latency

345 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-17 23:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

172.67.189.20

Most recently resolved hosting IP on selected date

Successful Responses

142

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 2026-08-17 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
143 2026-08-17 23:50 639226072268080268
53 ms 172.67.189.20
142 2026-08-17 23:50 639226072268080268
53 ms 104.21.73.77
141 2026-08-17 23:34 639226062577647657
2015 ms 172.67.189.20
140 2026-08-17 23:34 639226062577647657
2015 ms 104.21.73.77
139 2026-08-17 22:42 639226031060857136
20 ms 172.67.189.20
138 2026-08-17 22:42 639226031060857136
20 ms 104.21.73.77
137 2026-08-17 22:26 639226021535117364
-
136 2026-08-17 22:10 639226011884237078
25 ms 104.21.73.77
135 2026-08-17 22:10 639226011884237078
25 ms 172.67.189.20
134 2026-08-17 21:54 639226002309299142
79 ms 104.21.73.77
133 2026-08-17 21:54 639226002309299142
79 ms 172.67.189.20
132 2026-08-17 21:38 639225992791784448
26 ms 104.21.73.77
131 2026-08-17 21:38 639225992791784448
26 ms 172.67.189.20
130 2026-08-17 21:22 639225983045271390
35 ms 172.67.189.20
129 2026-08-17 21:22 639225983045271390
35 ms 104.21.73.77
128 2026-08-17 21:05 639225973246293513
7 ms 104.21.73.77
127 2026-08-17 21:05 639225973246293513
7 ms 172.67.189.20
126 2026-08-17 20:49 639225963620186236
44 ms 104.21.73.77
125 2026-08-17 20:49 639225963620186236
44 ms 172.67.189.20
124 2026-08-17 20:33 639225953899183916
5 ms 104.21.73.77
123 2026-08-17 20:33 639225953899183916
5 ms 172.67.189.20
122 2026-08-17 20:17 639225944391528206
24 ms 104.21.73.77
121 2026-08-17 20:17 639225944391528206
24 ms 172.67.189.20
120 2026-08-17 20:01 639225934593254169
2034 ms 172.67.189.20
119 2026-08-17 20:01 639225934593254169
2034 ms 104.21.73.77
118 2026-08-17 19:44 639225924669984512
64 ms 172.67.189.20
117 2026-08-17 19:44 639225924669984512
64 ms 104.21.73.77
116 2026-08-17 18:52 639225893048561320
15 ms 172.67.189.20
115 2026-08-17 18:52 639225893048561320
15 ms 104.21.73.77
114 2026-08-17 18:35 639225883481298424
15 ms 104.21.73.77
113 2026-08-17 18:35 639225883481298424
15 ms 172.67.189.20
112 2026-08-17 18:20 639225873845394034
61 ms 104.21.73.77
111 2026-08-17 18:20 639225873845394034
61 ms 172.67.189.20
110 2026-08-17 18:04 639225864216078662
37 ms 104.21.73.77
109 2026-08-17 18:04 639225864216078662
37 ms 172.67.189.20
108 2026-08-17 17:47 639225854541857773
2023 ms 172.67.189.20
107 2026-08-17 17:47 639225854541857773
2023 ms 104.21.73.77
106 2026-08-17 17:31 639225844733604072
43 ms 172.67.189.20
105 2026-08-17 17:31 639225844733604072
43 ms 104.21.73.77
104 2026-08-17 17:15 639225835085229232
20 ms 172.67.189.20
103 2026-08-17 17:15 639225835085229232
20 ms 104.21.73.77
102 2026-08-17 16:59 639225825349373981
2041 ms 172.67.189.20
101 2026-08-17 16:59 639225825349373981
2041 ms 104.21.73.77
100 2026-08-17 16:43 639225815690604161
30 ms 172.67.189.20
99 2026-08-17 16:43 639225815690604161
30 ms 104.21.73.77
98 2026-08-17 16:27 639225805952472306
37 ms 104.21.73.77
97 2026-08-17 16:27 639225805952472306
37 ms 172.67.189.20
96 2026-08-17 16:10 639225796264729638
2037 ms 104.21.73.77
95 2026-08-17 16:10 639225796264729638
2037 ms 172.67.189.20
94 2026-08-17 15:54 639225786326499329
53 ms 104.21.73.77
93 2026-08-17 15:54 639225786326499329
53 ms 172.67.189.20
92 2026-08-17 15:01 639225754798130711
42 ms 104.21.73.77
91 2026-08-17 15:01 639225754798130711
42 ms 172.67.189.20
90 2026-08-17 14:45 639225745123193922
25 ms 172.67.189.20
89 2026-08-17 14:45 639225745123193922
25 ms 104.21.73.77
88 2026-08-17 14:29 639225735540597271
33 ms 104.21.73.77
87 2026-08-17 14:29 639225735540597271
33 ms 172.67.189.20
86 2026-08-17 14:13 639225725894857396
64 ms 172.67.189.20
85 2026-08-17 14:13 639225725894857396
64 ms 104.21.73.77
84 2026-08-17 13:57 639225716249606913
28 ms 104.21.73.77
83 2026-08-17 13:57 639225716249606913
28 ms 172.67.189.20
82 2026-08-17 13:41 639225706638238179
74 ms 104.21.73.77
81 2026-08-17 13:41 639225706638238179
74 ms 172.67.189.20
80 2026-08-17 13:25 639225696949691423
35 ms 172.67.189.20
79 2026-08-17 13:25 639225696949691423
35 ms 104.21.73.77
78 2026-08-17 13:09 639225687286186336
2042 ms 172.67.189.20
77 2026-08-17 13:09 639225687286186336
2042 ms 104.21.73.77
76 2026-08-17 12:53 639225677679573133
46 ms 104.21.73.77
75 2026-08-17 12:53 639225677679573133
46 ms 172.67.189.20
74 2026-08-17 12:36 639225667957861024
2021 ms 104.21.73.77
73 2026-08-17 12:36 639225667957861024
2021 ms 172.67.189.20
72 2026-08-17 12:20 639225658298791618
58 ms 172.67.189.20
71 2026-08-17 12:20 639225658298791618
58 ms 104.21.73.77
70 2026-08-17 12:04 639225648583652785
15 ms 104.21.73.77
69 2026-08-17 12:04 639225648583652785
15 ms 172.67.189.20
68 2026-08-17 11:11 639225617000524308
67 ms 172.67.189.20
67 2026-08-17 11:11 639225617000524308
67 ms 104.21.73.77
66 2026-08-17 10:56 639225607668541600
22 ms 172.67.189.20
65 2026-08-17 10:56 639225607668541600
22 ms 104.21.73.77
64 2026-08-17 10:40 639225598117279238
15 ms 104.21.73.77
63 2026-08-17 10:40 639225598117279238
15 ms 172.67.189.20
62 2026-08-17 10:24 639225588751002710
2021 ms 104.21.73.77
61 2026-08-17 10:24 639225588751002710
2021 ms 172.67.189.20
60 2026-08-17 10:09 639225579295831051
23 ms 172.67.189.20
59 2026-08-17 10:09 639225579295831051
23 ms 104.21.73.77
58 2026-08-17 09:53 639225569761469940
18 ms 172.67.189.20
57 2026-08-17 09:53 639225569761469940
18 ms 104.21.73.77
56 2026-08-17 09:37 639225560161422333
14 ms 172.67.189.20
55 2026-08-17 09:37 639225560161422333
14 ms 104.21.73.77
54 2026-08-17 09:21 639225550739955565
44 ms 104.21.73.77
53 2026-08-17 09:21 639225550739955565
44 ms 172.67.189.20
52 2026-08-17 09:05 639225541125222426
17 ms 104.21.73.77
51 2026-08-17 09:05 639225541125222426
17 ms 172.67.189.20
50 2026-08-17 08:49 639225531526675983
2020 ms 172.67.189.20
49 2026-08-17 08:49 639225531526675983
2020 ms 104.21.73.77
48 2026-08-17 08:33 639225521915528222
47 ms 172.67.189.20
47 2026-08-17 08:33 639225521915528222
47 ms 104.21.73.77
46 2026-08-17 08:17 639225512148151789
85 ms 172.67.189.20
45 2026-08-17 08:17 639225512148151789
85 ms 104.21.73.77
44 2026-08-17 07:24 639225480786142412
19 ms 172.67.189.20
43 2026-08-17 07:24 639225480786142412
19 ms 104.21.73.77
42 2026-08-17 07:09 639225471394348551
42 ms 172.67.189.20
41 2026-08-17 07:09 639225471394348551
42 ms 104.21.73.77
40 2026-08-17 06:53 639225462031685068
2046 ms 104.21.73.77
39 2026-08-17 06:53 639225462031685068
2046 ms 172.67.189.20
38 2026-08-17 06:38 639225452639458328
10 ms 104.21.73.77
37 2026-08-17 06:38 639225452639458328
10 ms 172.67.189.20
36 2026-08-17 06:22 639225443300966543
19 ms 104.21.73.77
35 2026-08-17 06:22 639225443300966543
19 ms 172.67.189.20
34 2026-08-17 06:06 639225433880499379
36 ms 104.21.73.77
33 2026-08-17 06:06 639225433880499379
36 ms 172.67.189.20
32 2026-08-17 05:50 639225424395198277
36 ms 104.21.73.77
31 2026-08-17 05:50 639225424395198277
36 ms 172.67.189.20
30 2026-08-17 05:35 639225414744137487
23 ms 104.21.73.77
29 2026-08-17 05:35 639225414744137487
23 ms 172.67.189.20
28 2026-08-17 05:18 639225405186783164
82 ms 104.21.73.77
27 2026-08-17 05:18 639225405186783164
82 ms 172.67.189.20
26 2026-08-17 05:02 639225395563669822
40 ms 104.21.73.77
25 2026-08-17 05:02 639225395563669822
40 ms 172.67.189.20
24 2026-08-17 04:46 639225386076645158
41 ms 172.67.189.20
23 2026-08-17 04:46 639225386076645158
41 ms 104.21.73.77
22 2026-08-17 04:31 639225376620669704
50 ms 104.21.73.77
21 2026-08-17 04:31 639225376620669704
50 ms 172.67.189.20
20 2026-08-17 03:39 639225345580892706
32 ms 172.67.189.20
19 2026-08-17 03:39 639225345580892706
32 ms 104.21.73.77
18 2026-08-17 03:24 639225336207383710
10 ms 104.21.73.77
17 2026-08-17 03:24 639225336207383710
10 ms 172.67.189.20
16 2026-08-17 03:08 639225326726565001
54 ms 104.21.73.77
15 2026-08-17 03:08 639225326726565001
54 ms 172.67.189.20
14 2026-08-17 02:52 639225317249271010
2050 ms 172.67.189.20
13 2026-08-17 02:52 639225317249271010
2050 ms 104.21.73.77
12 2026-08-17 02:00 639225286280886044
25 ms 104.21.73.77
11 2026-08-17 02:00 639225286280886044
25 ms 172.67.189.20
10 2026-08-17 01:45 639225276872567548
32 ms 172.67.189.20
9 2026-08-17 01:45 639225276872567548
32 ms 104.21.73.77
8 2026-08-17 01:29 639225267353865348
14 ms 172.67.189.20
7 2026-08-17 01:29 639225267353865348
14 ms 104.21.73.77
6 2026-08-17 01:13 639225258033914248
29 ms 104.21.73.77
5 2026-08-17 01:13 639225258033914248
29 ms 172.67.189.20
4 2026-08-17 00:21 639225226652221583
48 ms 172.67.189.20
3 2026-08-17 00:21 639225226652221583
48 ms 104.21.73.77
2 2026-08-17 00:05 639225217156387684
26 ms 104.21.73.77
1 2026-08-17 00:05 639225217156387684
26 ms 172.67.189.20