DNS response history for ns1.rootzonefile.com

ns1.rootzonefile.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 81 DNS check records, 77 successful responses, 4 failed responses, and 423 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.rootzonefile.com.
Records on Selected Date

81

Historical checks stored for this nameserver on selected date

Average Latency

423 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:50

All timestamps shown in UTC

Latest Resolved IP on Selected Date

104.247.81.99

Most recently resolved hosting IP on selected date

Successful Responses

77

Checks that returned a measurable response

Failed Responses

4

Checks with no response or no returned latency

Failure Rate

5%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.rootzonefile.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
81 2026-08-10 23:50 639220018272941900
15 ms 104.247.81.99
80 2026-08-10 23:34 639220009109892969
12 ms 104.247.81.99
79 2026-08-10 23:19 639220000040489788
13 ms 104.247.81.99
78 2026-08-10 23:04 639219991197135747
25 ms 104.247.81.99
77 2026-08-10 22:49 639219982104540014
3 ms 104.247.81.99
76 2026-08-10 22:34 639219973150300215
3 ms 104.247.81.99
75 2026-08-10 22:19 639219964188486697
36 ms 104.247.81.99
74 2026-08-10 22:04 639219954995921784
60 ms 104.247.81.99
73 2026-08-10 21:49 639219945559908104
42 ms 104.247.81.99
72 2026-08-10 20:56 639219914137782273
29 ms 104.247.81.99
71 2026-08-10 20:40 639219904858355064
23 ms 104.247.81.99
70 2026-08-10 20:25 639219895655263396
25 ms 104.247.81.99
69 2026-08-10 20:10 639219886527091074
-
68 2026-08-10 19:54 639219877343266628
2 ms 104.247.81.99
67 2026-08-10 19:39 639219868177358195
25 ms 104.247.81.99
66 2026-08-10 19:24 639219859159581515
14 ms 104.247.81.99
65 2026-08-10 19:09 639219850124020182
-
64 2026-08-10 18:54 639219840940124840
25 ms 104.247.81.99
63 2026-08-10 18:38 639219831829876486
533 ms 104.247.81.99
62 2026-08-10 18:23 639219822587759143
26 ms 104.247.81.99
61 2026-08-10 18:07 639219813247114428
27 ms 104.247.81.99
60 2026-08-10 17:16 639219781959606396
26 ms 104.247.81.99
59 2026-08-10 17:00 639219772658305431
28 ms 104.247.81.99
58 2026-08-10 16:45 639219763454523027
25 ms 104.247.81.99
57 2026-08-10 16:29 639219754279127815
24 ms 104.247.81.99
56 2026-08-10 16:14 639219745087467767
26 ms 104.247.81.99
55 2026-08-10 15:59 639219735900678107
33 ms 104.247.81.99
54 2026-08-10 15:43 639219726531461979
127 ms 104.247.81.99
53 2026-08-10 15:28 639219717415222156
25 ms 104.247.81.99
52 2026-08-10 15:13 639219708266470863
37 ms 104.247.81.99
51 2026-08-10 14:57 639219699049479559
28 ms 104.247.81.99
50 2026-08-10 14:42 639219689775815194
30 ms 104.247.81.99
49 2026-08-10 14:26 639219680511810632
25 ms 104.247.81.99
48 2026-08-10 13:32 639219648997191257
4225 ms 104.247.81.99
47 2026-08-10 13:17 639219639938909436
-
46 2026-08-10 13:02 639219630718286441
27 ms 104.247.81.99
45 2026-08-10 12:47 639219621472350410
2018 ms 104.247.81.99
44 2026-08-10 12:31 639219612500421992
16 ms 104.247.81.99
43 2026-08-10 12:17 639219603383833445
5016 ms 104.247.81.99
42 2026-08-10 12:01 639219594143823358
324 ms 104.247.81.99
41 2026-08-10 11:46 639219585053166024
29 ms 104.247.81.99
40 2026-08-10 11:31 639219575885776644
24 ms 104.247.81.99
39 2026-08-10 11:15 639219566844532361
26 ms 104.247.81.99
38 2026-08-10 11:00 639219557705808294
36 ms 104.247.81.99
37 2026-08-10 10:45 639219548482688649
23 ms 104.247.81.99
36 2026-08-10 09:54 639219517492763539
4 ms 104.247.81.99
35 2026-08-10 09:39 639219508755773605
3 ms 104.247.81.99
34 2026-08-10 09:24 639219499852103863
47 ms 104.247.81.99
33 2026-08-10 09:09 639219490893714387
29 ms 104.247.81.99
32 2026-08-10 08:55 639219482299305521
42 ms 104.247.81.99
31 2026-08-10 08:41 639219473613114853
13 ms 104.247.81.99
30 2026-08-10 08:26 639219465061138643
27 ms 104.247.81.99
29 2026-08-10 08:12 639219456616129015
13 ms 104.247.81.99
28 2026-08-10 07:58 639219447974008557
46 ms 104.247.81.99
27 2026-08-10 07:43 639219439498255213
6 ms 104.247.81.99
26 2026-08-10 07:29 639219430664872256
42 ms 104.247.81.99
25 2026-08-10 07:14 639219421757560037
15 ms 104.247.81.99
24 2026-08-10 06:21 639219390773218684
38 ms 104.247.81.99
23 2026-08-10 06:06 639219382205367722
3023 ms 104.247.81.99
22 2026-08-10 05:52 639219373711937615
239 ms 104.247.81.99
21 2026-08-10 05:38 639219365088558404
1036 ms 104.247.81.99
20 2026-08-10 05:24 639219356348833255
2028 ms 104.247.81.99
19 2026-08-10 05:09 639219347860053478
2 ms 104.247.81.99
18 2026-08-10 04:55 639219339173195121
2026 ms 104.247.81.99
17 2026-08-10 04:40 639219330642664669
3 ms 104.247.81.99
16 2026-08-10 04:26 639219322058698995
2221 ms 104.247.81.99
15 2026-08-10 04:12 639219313564344199
17 ms 104.247.81.99
14 2026-08-10 03:57 639219304775113236
468 ms 104.247.81.99
13 2026-08-10 03:43 639219295706181119
1515 ms 104.247.81.99
12 2026-08-10 02:48 639219264663923254
-
11 2026-08-10 02:33 639219256015178099
39 ms 104.247.81.99
10 2026-08-10 02:19 639219247509540188
2 ms 104.247.81.99
9 2026-08-10 02:05 639219238999539092
39 ms 104.247.81.99
8 2026-08-10 01:50 639219230498823902
2033 ms 104.247.81.99
7 2026-08-10 01:36 639219221706460911
26 ms 104.247.81.99
6 2026-08-10 01:21 639219212930606887
150 ms 104.247.81.99
5 2026-08-10 01:07 639219204307908525
2037 ms 104.247.81.99
4 2026-08-10 00:53 639219195720181470
42 ms 104.247.81.99
3 2026-08-10 00:38 639219186898174002
12 ms 104.247.81.99
2 2026-08-10 00:23 639219178004946976
2065 ms 104.247.81.99
1 2026-08-10 00:08 639219168958805474
55 ms 104.247.81.99