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 2026-08-18. For this date, NameServerHistory found 75 DNS check records, 75 successful responses, 0 failed responses, and 322 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

75

Historical checks stored for this nameserver on selected date

Average Latency

322 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 23:50

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

75

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 2026-08-18 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
75 2026-08-18 23:50 639226935204800669
34 ms 91.228.52.254
74 2026-08-18 23:33 639226925298919497
62 ms 91.228.52.254
73 2026-08-18 23:17 639226915487885053
11 ms 91.228.52.254
72 2026-08-18 23:00 639226905465760034
47 ms 91.228.52.254
71 2026-08-18 22:44 639226895378104692
48 ms 91.228.52.254
70 2026-08-18 21:50 639226863374232622
17 ms 91.228.52.254
69 2026-08-18 21:34 639226853698516058
687 ms 91.228.52.254
68 2026-08-18 21:18 639226843797360601
38 ms 91.228.52.254
67 2026-08-18 21:01 639226834046588155
964 ms 91.228.52.254
66 2026-08-18 20:45 639226824234488533
2007 ms 91.228.52.254
65 2026-08-18 20:29 639226814549928621
1335 ms 91.228.52.254
64 2026-08-18 20:12 639226804721432353
34 ms 91.228.52.254
63 2026-08-18 19:56 639226795048828184
38 ms 91.228.52.254
62 2026-08-18 19:40 639226785202482420
50 ms 91.228.52.254
61 2026-08-18 19:23 639226775309362607
30 ms 91.228.52.254
60 2026-08-18 19:07 639226765406586155
30 ms 91.228.52.254
59 2026-08-18 18:50 639226755437790519
134 ms 91.228.52.254
58 2026-08-18 17:58 639226723856194457
37 ms 91.228.52.254
57 2026-08-18 17:41 639226714050583422
2020 ms 91.228.52.254
56 2026-08-18 17:25 639226704236499724
14 ms 91.228.52.254
55 2026-08-18 17:08 639226694184520163
2009 ms 91.228.52.254
54 2026-08-18 16:52 639226684161203477
102 ms 91.228.52.254
53 2026-08-18 16:35 639226674305430109
40 ms 91.228.52.254
52 2026-08-18 16:19 639226664489607984
271 ms 91.228.52.254
51 2026-08-18 16:02 639226654533111667
80 ms 91.228.52.254
50 2026-08-18 15:46 639226644778594725
35 ms 91.228.52.254
49 2026-08-18 15:29 639226634901553621
46 ms 91.228.52.254
48 2026-08-18 15:13 639226624921864967
33 ms 91.228.52.254
47 2026-08-18 14:56 639226614939419403
166 ms 91.228.52.254
46 2026-08-18 14:03 639226583021074771
31 ms 91.228.52.254
45 2026-08-18 13:47 639226573279933585
38 ms 91.228.52.254
44 2026-08-18 13:30 639226563494036301
32 ms 91.228.52.254
43 2026-08-18 13:14 639226553708216256
35 ms 91.228.52.254
42 2026-08-18 12:58 639226544003734815
123 ms 91.228.52.254
41 2026-08-18 12:41 639226534105733155
34 ms 91.228.52.254
40 2026-08-18 12:25 639226524298118898
33 ms 91.228.52.254
39 2026-08-18 12:09 639226514525195335
55 ms 91.228.52.254
38 2026-08-18 11:52 639226504703635320
9 ms 91.228.52.254
37 2026-08-18 11:36 639226494737271720
2020 ms 91.228.52.254
36 2026-08-18 11:19 639226485005027236
30 ms 91.228.52.254
35 2026-08-18 11:03 639226475133236105
10 ms 91.228.52.254
34 2026-08-18 10:09 639226442975077052
25 ms 91.228.52.254
33 2026-08-18 09:53 639226433317932039
34 ms 91.228.52.254
32 2026-08-18 09:37 639226423688431096
41 ms 91.228.52.254
31 2026-08-18 09:21 639226413998250045
21 ms 91.228.52.254
30 2026-08-18 09:05 639226404284554875
24 ms 91.228.52.254
29 2026-08-18 08:49 639226394637043309
25 ms 91.228.52.254
28 2026-08-18 08:33 639226385052447582
56 ms 91.228.52.254
27 2026-08-18 08:17 639226375506189603
2033 ms 91.228.52.254
26 2026-08-18 08:01 639226365690646426
7 ms 91.228.52.254
25 2026-08-18 07:44 639226355771007701
19 ms 91.228.52.254
24 2026-08-18 07:28 639226345946269369
2034 ms 91.228.52.254
23 2026-08-18 07:12 639226336241601848
148 ms 91.228.52.254
22 2026-08-18 06:19 639226304950675290
2019 ms 91.228.52.254
21 2026-08-18 06:03 639226295324754616
2022 ms 91.228.52.254
20 2026-08-18 05:47 639226285824640601
23 ms 91.228.52.254
19 2026-08-18 05:32 639226276321223917
9 ms 91.228.52.254
18 2026-08-18 05:16 639226266800200046
21 ms 91.228.52.254
17 2026-08-18 05:00 639226256958066164
54 ms 91.228.52.254
16 2026-08-18 04:44 639226247432364597
55 ms 91.228.52.254
15 2026-08-18 04:27 639226237703388552
15 ms 91.228.52.254
14 2026-08-18 04:11 639226227937569589
27 ms 91.228.52.254
13 2026-08-18 03:55 639226218052465471
28 ms 91.228.52.254
12 2026-08-18 03:39 639226208429623997
43 ms 91.228.52.254
11 2026-08-18 03:22 639226198800675295
20 ms 91.228.52.254
10 2026-08-18 02:31 639226167722042574
31 ms 91.228.52.254
9 2026-08-18 02:15 639226158277924383
2091 ms 91.228.52.254
8 2026-08-18 01:59 639226148757810592
92 ms 91.228.52.254
7 2026-08-18 01:43 639226139348611045
23 ms 91.228.52.254
6 2026-08-18 01:28 639226129823462907
68 ms 91.228.52.254
5 2026-08-18 01:12 639226120218260005
43 ms 91.228.52.254
4 2026-08-18 00:56 639226110875503904
39 ms 91.228.52.254
3 2026-08-18 00:40 639226101376311912
34 ms 91.228.52.254
2 2026-08-18 00:24 639226091924943492
39 ms 91.228.52.254
1 2026-08-18 00:08 639226082133158124
38 ms 91.228.52.254