DNS response history for ns1.iroot.ch

ns1.iroot.ch 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 2026-08-26. For this date, NameServerHistory found 37 DNS check records, 37 successful responses, 0 failed responses, and 192 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.iroot.ch.
Records on Selected Date

37

Historical checks stored for this nameserver on selected date

Average Latency

192 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 12:18

All timestamps shown in UTC

Latest Resolved IP on Selected Date

80.74.159.122

Most recently resolved hosting IP on selected date

Successful Responses

37

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.iroot.ch

Showing DNS history for 2026-08-26 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
37 2026-08-26 12:18 639233434974187439
2081 ms 80.74.159.122
36 2026-08-26 12:00 639233424567558554
27 ms 80.74.159.122
35 2026-08-26 11:43 639233414056832719
2028 ms 80.74.159.122
34 2026-08-26 11:25 639233403515141099
127 ms 80.74.159.122
33 2026-08-26 10:31 639233370841350248
16 ms 80.74.159.122
32 2026-08-26 10:13 639233360361507238
14 ms 80.74.159.122
31 2026-08-26 09:56 639233350067824371
12 ms 80.74.159.122
30 2026-08-26 09:39 639233339545274518
33 ms 80.74.159.122
29 2026-08-26 09:22 639233329214918079
14 ms 80.74.159.122
28 2026-08-26 09:04 639233318749762337
15 ms 80.74.159.122
27 2026-08-26 08:47 639233308387917838
25 ms 80.74.159.122
26 2026-08-26 08:29 639233297961740122
40 ms 80.74.159.122
25 2026-08-26 08:12 639233287487159094
71 ms 80.74.159.122
24 2026-08-26 07:55 639233276995531707
15 ms 80.74.159.122
23 2026-08-26 07:37 639233266521568229
11 ms 80.74.159.122
22 2026-08-26 07:20 639233256081047431
66 ms 80.74.159.122
21 2026-08-26 06:26 639233223620132921
57 ms 80.74.159.122
20 2026-08-26 06:08 639233213287814244
32 ms 80.74.159.122
19 2026-08-26 05:51 639233202925983161
67 ms 80.74.159.122
18 2026-08-26 05:34 639233192644780696
10 ms 80.74.159.122
17 2026-08-26 05:17 639233182401183833
18 ms 80.74.159.122
16 2026-08-26 05:00 639233172074181051
8 ms 80.74.159.122
15 2026-08-26 04:43 639233161808421455
20 ms 80.74.159.122
14 2026-08-26 04:25 639233151357344052
8 ms 80.74.159.122
13 2026-08-26 04:08 639233141034116946
31 ms 80.74.159.122
12 2026-08-26 03:51 639233130828334142
18 ms 80.74.159.122
11 2026-08-26 03:34 639233120373450007
9 ms 80.74.159.122
10 2026-08-26 03:16 639233110066216193
66 ms 80.74.159.122
9 2026-08-26 02:23 639233078065410564
9 ms 80.74.159.122
8 2026-08-26 02:06 639233067787457832
20 ms 80.74.159.122
7 2026-08-26 01:49 639233057501801162
2041 ms 80.74.159.122
6 2026-08-26 01:31 639233047089431703
9 ms 80.74.159.122
5 2026-08-26 01:14 639233036754790688
27 ms 80.74.159.122
4 2026-08-26 00:57 639233026412602472
24 ms 80.74.159.122
3 2026-08-26 00:40 639233016064066127
9 ms 80.74.159.122
2 2026-08-26 00:23 639233005922655772
8 ms 80.74.159.122
1 2026-08-26 00:06 639232995672256907
19 ms 80.74.159.122