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 2026-08-17. For this date, NameServerHistory found 72 DNS check records, 72 successful responses, 0 failed responses, and 320 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

72

Historical checks stored for this nameserver on selected date

Average Latency

320 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-17 23:52

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

72

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

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 2026-08-17 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
72 2026-08-17 23:52 639226072268080268
195 ms 91.228.52.254
71 2026-08-17 23:36 639226062577647657
50 ms 91.228.52.254
70 2026-08-17 22:43 639226031060857136
8 ms 91.228.52.254
69 2026-08-17 22:27 639226021535117364
20 ms 91.228.52.254
68 2026-08-17 22:11 639226011884237078
2 ms 91.228.52.254
67 2026-08-17 21:55 639226002309299142
26 ms 91.228.52.254
66 2026-08-17 21:39 639225992791784448
56 ms 91.228.52.254
65 2026-08-17 21:23 639225983045271390
61 ms 91.228.52.254
64 2026-08-17 21:07 639225973246293513
2023 ms 91.228.52.254
63 2026-08-17 20:51 639225963620186236
124 ms 91.228.52.254
62 2026-08-17 20:34 639225953899183916
38 ms 91.228.52.254
61 2026-08-17 20:18 639225944391528206
60 ms 91.228.52.254
60 2026-08-17 20:02 639225934593254169
28 ms 91.228.52.254
59 2026-08-17 19:46 639225924669984512
57 ms 91.228.52.254
58 2026-08-17 18:53 639225893048561320
52 ms 91.228.52.254
57 2026-08-17 18:37 639225883481298424
34 ms 91.228.52.254
56 2026-08-17 18:21 639225873845394034
48 ms 91.228.52.254
55 2026-08-17 18:05 639225864216078662
2011 ms 91.228.52.254
54 2026-08-17 17:49 639225854541857773
26 ms 91.228.52.254
53 2026-08-17 17:33 639225844733604072
2144 ms 91.228.52.254
52 2026-08-17 17:16 639225835085229232
13 ms 91.228.52.254
51 2026-08-17 17:00 639225825349373981
85 ms 91.228.52.254
50 2026-08-17 16:44 639225815690604161
76 ms 91.228.52.254
49 2026-08-17 16:28 639225805952472306
16 ms 91.228.52.254
48 2026-08-17 16:12 639225796264729638
10 ms 91.228.52.254
47 2026-08-17 15:55 639225786326499329
47 ms 91.228.52.254
46 2026-08-17 15:03 639225754798130711
32 ms 91.228.52.254
45 2026-08-17 14:46 639225745123193922
2114 ms 91.228.52.254
44 2026-08-17 14:30 639225735540597271
49 ms 91.228.52.254
43 2026-08-17 14:14 639225725894857396
55 ms 91.228.52.254
42 2026-08-17 13:58 639225716249606913
2021 ms 91.228.52.254
41 2026-08-17 13:42 639225706638238179
70 ms 91.228.52.254
40 2026-08-17 13:26 639225696949691423
146 ms 91.228.52.254
39 2026-08-17 13:10 639225687286186336
2009 ms 91.228.52.254
38 2026-08-17 12:54 639225677679573133
19 ms 91.228.52.254
37 2026-08-17 12:38 639225667957861024
17 ms 91.228.52.254
36 2026-08-17 12:22 639225658298791618
58 ms 91.228.52.254
35 2026-08-17 12:06 639225648583652785
35 ms 91.228.52.254
34 2026-08-17 11:13 639225617000524308
35 ms 91.228.52.254
33 2026-08-17 10:57 639225607668541600
11 ms 91.228.52.254
32 2026-08-17 10:41 639225598117279238
39 ms 91.228.52.254
31 2026-08-17 10:26 639225588751002710
47 ms 91.228.52.254
30 2026-08-17 10:10 639225579295831051
36 ms 91.228.52.254
29 2026-08-17 09:54 639225569761469940
29 ms 91.228.52.254
28 2026-08-17 09:38 639225560161422333
16 ms 91.228.52.254
27 2026-08-17 09:22 639225550739955565
52 ms 91.228.52.254
26 2026-08-17 09:06 639225541125222426
2012 ms 91.228.52.254
25 2026-08-17 08:50 639225531526675983
27 ms 91.228.52.254
24 2026-08-17 08:34 639225521915528222
2030 ms 91.228.52.254
23 2026-08-17 08:18 639225512148151789
35 ms 91.228.52.254
22 2026-08-17 07:26 639225480786142412
58 ms 91.228.52.254
21 2026-08-17 07:10 639225471394348551
14 ms 91.228.52.254
20 2026-08-17 06:55 639225462031685068
13 ms 91.228.52.254
19 2026-08-17 06:39 639225452639458328
41 ms 91.228.52.254
18 2026-08-17 06:23 639225443300966543
48 ms 91.228.52.254
17 2026-08-17 06:08 639225433880499379
2048 ms 91.228.52.254
16 2026-08-17 05:52 639225424395198277
36 ms 91.228.52.254
15 2026-08-17 05:36 639225414744137487
26 ms 91.228.52.254
14 2026-08-17 05:20 639225405186783164
32 ms 91.228.52.254
13 2026-08-17 05:04 639225395563669822
22 ms 91.228.52.254
12 2026-08-17 04:48 639225386076645158
39 ms 91.228.52.254
11 2026-08-17 04:32 639225376620669704
17 ms 91.228.52.254
10 2026-08-17 03:40 639225345580892706
2021 ms 91.228.52.254
9 2026-08-17 03:25 639225336207383710
36 ms 91.228.52.254
8 2026-08-17 03:09 639225326726565001
32 ms 91.228.52.254
7 2026-08-17 02:53 639225317249271010
15 ms 91.228.52.254
6 2026-08-17 02:02 639225286280886044
7 ms 91.228.52.254
5 2026-08-17 01:46 639225276872567548
86 ms 91.228.52.254
4 2026-08-17 01:30 639225267353865348
13 ms 91.228.52.254
3 2026-08-17 01:14 639225258033914248
48 ms 91.228.52.254
2 2026-08-17 00:22 639225226652221583
7 ms 91.228.52.254
1 2026-08-17 00:06 639225217156387684
44 ms 91.228.52.254