DNS response history for ns1.first-root.com

ns1.first-root.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 82 DNS check records, 80 successful responses, 2 failed responses, and 150 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.first-root.com.
Records on Selected Date

82

Historical checks stored for this nameserver on selected date

Average Latency

150 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-10 23:57

All timestamps shown in UTC

Latest Resolved IP on Selected Date

91.228.52.254

Most recently resolved hosting IP on selected date

Successful Responses

80

Checks that returned a measurable response

Failed Responses

2

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.first-root.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
82 2026-08-10 23:57 639220027366289509
7 ms 91.228.52.254
81 2026-08-10 23:42 639220018272941900
21 ms 91.228.52.254
80 2026-08-10 23:27 639220009109892969
40 ms 91.228.52.254
79 2026-08-10 23:12 639220000040489788
50 ms 91.228.52.254
78 2026-08-10 22:57 639219991197135747
3 ms 91.228.52.254
77 2026-08-10 22:42 639219982104540014
37 ms 91.228.52.254
76 2026-08-10 22:27 639219973150300215
13 ms 91.228.52.254
75 2026-08-10 22:12 639219964188486697
27 ms 91.228.52.254
74 2026-08-10 21:57 639219954995921784
53 ms 91.228.52.254
73 2026-08-10 21:41 639219945559908104
114 ms 91.228.52.254
72 2026-08-10 20:49 639219914137782273
272 ms 91.228.52.254
71 2026-08-10 20:34 639219904858355064
23 ms 91.228.52.254
70 2026-08-10 20:19 639219895655263396
50 ms 91.228.52.254
69 2026-08-10 20:03 639219886527091074
111 ms 91.228.52.254
68 2026-08-10 19:48 639219877343266628
32 ms 91.228.52.254
67 2026-08-10 19:33 639219868177358195
25 ms 91.228.52.254
66 2026-08-10 19:18 639219859159581515
55 ms 91.228.52.254
65 2026-08-10 19:02 639219850124020182
39 ms 91.228.52.254
64 2026-08-10 18:47 639219840940124840
149 ms 91.228.52.254
63 2026-08-10 18:32 639219831829876486
153 ms 91.228.52.254
62 2026-08-10 18:17 639219822587759143
45 ms 91.228.52.254
61 2026-08-10 18:01 639219813247114428
47 ms 91.228.52.254
60 2026-08-10 17:05 639219781959606396
75 ms 91.228.52.254
59 2026-08-10 16:50 639219772658305431
-
58 2026-08-10 16:34 639219763454523027
29 ms 91.228.52.254
57 2026-08-10 16:19 639219754279127815
241 ms 91.228.52.254
56 2026-08-10 16:03 639219745087467767
38 ms 91.228.52.254
55 2026-08-10 15:48 639219735900678107
34 ms 91.228.52.254
54 2026-08-10 15:33 639219726531461979
23 ms 91.228.52.254
53 2026-08-10 15:17 639219717415222156
36 ms 91.228.52.254
52 2026-08-10 15:02 639219708266470863
48 ms 91.228.52.254
51 2026-08-10 14:47 639219699049479559
-
50 2026-08-10 14:31 639219689775815194
96 ms 91.228.52.254
49 2026-08-10 14:16 639219680511810632
2010 ms 91.228.52.254
48 2026-08-10 13:24 639219648997191257
61 ms 91.228.52.254
47 2026-08-10 13:08 639219639938909436
29 ms 91.228.52.254
46 2026-08-10 12:53 639219630718286441
38 ms 91.228.52.254
45 2026-08-10 12:38 639219621472350410
15 ms 91.228.52.254
44 2026-08-10 12:23 639219612500421992
33 ms 91.228.52.254
43 2026-08-10 12:08 639219603383833445
2016 ms 91.228.52.254
42 2026-08-10 11:52 639219594143823358
32 ms 91.228.52.254
41 2026-08-10 11:37 639219585053166024
28 ms 91.228.52.254
40 2026-08-10 11:22 639219575885776644
16 ms 91.228.52.254
39 2026-08-10 11:07 639219566844532361
65 ms 91.228.52.254
38 2026-08-10 10:51 639219557705808294
37 ms 91.228.52.254
37 2026-08-10 10:36 639219548482688649
41 ms 91.228.52.254
36 2026-08-10 09:45 639219517492763539
2023 ms 91.228.52.254
35 2026-08-10 09:30 639219508755773605
172 ms 91.228.52.254
34 2026-08-10 09:15 639219499852103863
3 ms 91.228.52.254
33 2026-08-10 09:00 639219490893714387
16 ms 91.228.52.254
32 2026-08-10 08:46 639219482299305521
34 ms 91.228.52.254
31 2026-08-10 08:31 639219473613114853
122 ms 91.228.52.254
30 2026-08-10 08:17 639219465061138643
141 ms 91.228.52.254
29 2026-08-10 08:03 639219456616129015
41 ms 91.228.52.254
28 2026-08-10 07:49 639219447974008557
19 ms 91.228.52.254
27 2026-08-10 07:34 639219439498255213
45 ms 91.228.52.254
26 2026-08-10 07:20 639219430664872256
57 ms 91.228.52.254
25 2026-08-10 07:05 639219421757560037
56 ms 91.228.52.254
24 2026-08-10 06:14 639219390773218684
48 ms 91.228.52.254
23 2026-08-10 05:59 639219382205367722
2027 ms 91.228.52.254
22 2026-08-10 05:45 639219373711937615
199 ms 91.228.52.254
21 2026-08-10 05:31 639219365088558404
8 ms 91.228.52.254
20 2026-08-10 05:16 639219356348833255
21 ms 91.228.52.254
19 2026-08-10 05:02 639219347860053478
4 ms 91.228.52.254
18 2026-08-10 04:48 639219339173195121
13 ms 91.228.52.254
17 2026-08-10 04:33 639219330642664669
41 ms 91.228.52.254
16 2026-08-10 04:19 639219322058698995
7 ms 91.228.52.254
15 2026-08-10 04:05 639219313564344199
13 ms 91.228.52.254
14 2026-08-10 03:50 639219304775113236
59 ms 91.228.52.254
13 2026-08-10 03:35 639219295706181119
18 ms 91.228.52.254
12 2026-08-10 02:44 639219264663923254
66 ms 91.228.52.254
11 2026-08-10 02:30 639219256015178099
5 ms 91.228.52.254
10 2026-08-10 02:16 639219247509540188
13 ms 91.228.52.254
9 2026-08-10 02:02 639219238999539092
19 ms 91.228.52.254
8 2026-08-10 01:47 639219230498823902
9 ms 91.228.52.254
7 2026-08-10 01:33 639219221706460911
7 ms 91.228.52.254
6 2026-08-10 01:18 639219212930606887
49 ms 91.228.52.254
5 2026-08-10 01:04 639219204307908525
3 ms 91.228.52.254
4 2026-08-10 00:49 639219195720181470
69 ms 91.228.52.254
3 2026-08-10 00:35 639219186898174002
33 ms 91.228.52.254
2 2026-08-10 00:20 639219178004946976
20 ms 91.228.52.254
1 2026-08-10 00:05 639219168958805474
110 ms 91.228.52.254