DNS response history for ns2.isonorp.com

ns2.isonorp.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 2026-08-15. For this date, NameServerHistory found 76 DNS check records, 74 successful responses, 2 failed responses, and 248 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 ns2.isonorp.com.
Records on Selected Date

76

Historical checks stored for this nameserver on selected date

Average Latency

248 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:56

All timestamps shown in UTC

Latest Resolved IP on Selected Date

148.251.64.41

Most recently resolved hosting IP on selected date

Successful Responses

74

Checks that returned a measurable response

Failed Responses

2

Checks with no response or no returned latency

Failure Rate

3%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns2.isonorp.com

Showing DNS history for 2026-08-15 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
76 2026-08-15 23:56 639224347685767174
2030 ms 148.251.64.41
75 2026-08-15 23:40 639224338276675277
47 ms 148.251.64.41
74 2026-08-15 22:47 639224306594546649
33 ms 148.251.64.41
73 2026-08-15 22:31 639224297145423303
61 ms 148.251.64.41
72 2026-08-15 22:15 639224287678238833
68 ms 148.251.64.41
71 2026-08-15 22:00 639224278490872828
2 ms 148.251.64.41
70 2026-08-15 21:44 639224269149307826
53 ms 148.251.64.41
69 2026-08-15 21:29 639224259868597616
24 ms 148.251.64.41
68 2026-08-15 21:13 639224250518642175
46 ms 148.251.64.41
67 2026-08-15 20:57 639224241064772383
-
66 2026-08-15 20:42 639224231691099605
2065 ms 148.251.64.41
65 2026-08-15 20:26 639224222468168159
9 ms 148.251.64.41
64 2026-08-15 20:11 639224213173899635
53 ms 148.251.64.41
63 2026-08-15 19:55 639224203914451783
72 ms 148.251.64.41
62 2026-08-15 19:03 639224172202542163
60 ms 148.251.64.41
61 2026-08-15 18:48 639224163338654093
54 ms 148.251.64.41
60 2026-08-15 18:33 639224154287995374
80 ms 148.251.64.41
59 2026-08-15 18:17 639224145118612503
51 ms 148.251.64.41
58 2026-08-15 18:02 639224135995990731
5 ms 148.251.64.41
57 2026-08-15 17:47 639224127185332624
52 ms 148.251.64.41
56 2026-08-15 17:32 639224118229289175
30 ms 148.251.64.41
55 2026-08-15 17:18 639224109273796359
74 ms 148.251.64.41
54 2026-08-15 17:03 639224100490805608
2023 ms 148.251.64.41
53 2026-08-15 16:48 639224091353714490
50 ms 148.251.64.41
52 2026-08-15 16:32 639224082033126828
60 ms 148.251.64.41
51 2026-08-15 16:17 639224072736962403
28 ms 148.251.64.41
50 2026-08-15 15:23 639224041475563754
52 ms 148.251.64.41
49 2026-08-15 15:09 639224032345604453
-
48 2026-08-15 14:53 639224023169497283
35 ms 148.251.64.41
47 2026-08-15 14:38 639224013981146405
61 ms 148.251.64.41
46 2026-08-15 14:23 639224004883412586
2032 ms 148.251.64.41
45 2026-08-15 14:07 639223995612880615
99 ms 148.251.64.41
44 2026-08-15 13:52 639223986271830789
2066 ms 148.251.64.41
43 2026-08-15 13:36 639223977005780949
99 ms 148.251.64.41
42 2026-08-15 13:21 639223967653137793
60 ms 148.251.64.41
41 2026-08-15 13:05 639223958286010799
49 ms 148.251.64.41
40 2026-08-15 12:49 639223948936108345
16 ms 148.251.64.41
39 2026-08-15 12:34 639223939673066880
34 ms 148.251.64.41
38 2026-08-15 11:42 639223908317760530
44 ms 148.251.64.41
37 2026-08-15 11:26 639223898992594258
31 ms 148.251.64.41
36 2026-08-15 11:11 639223889761312823
41 ms 148.251.64.41
35 2026-08-15 10:55 639223880359273507
40 ms 148.251.64.41
34 2026-08-15 10:40 639223870920466808
65 ms 148.251.64.41
33 2026-08-15 10:24 639223861579762179
27 ms 148.251.64.41
32 2026-08-15 10:08 639223852238616009
35 ms 148.251.64.41
31 2026-08-15 09:53 639223843019815620
34 ms 148.251.64.41
30 2026-08-15 09:38 639223833669915012
21 ms 148.251.64.41
29 2026-08-15 09:22 639223824494613222
125 ms 148.251.64.41
28 2026-08-15 09:06 639223815116325293
19 ms 148.251.64.41
27 2026-08-15 08:51 639223805493870221
57 ms 148.251.64.41
26 2026-08-15 07:59 639223774218660438
66 ms 148.251.64.41
25 2026-08-15 07:43 639223764663090372
48 ms 148.251.64.41
24 2026-08-15 07:27 639223755338811400
62 ms 148.251.64.41
23 2026-08-15 07:12 639223746019193268
122 ms 148.251.64.41
22 2026-08-15 06:56 639223736658778104
154 ms 148.251.64.41
21 2026-08-15 06:41 639223727330194499
80 ms 148.251.64.41
20 2026-08-15 06:25 639223717848514742
156 ms 148.251.64.41
19 2026-08-15 06:09 639223708284754056
26 ms 148.251.64.41
18 2026-08-15 05:53 639223699061259933
111 ms 148.251.64.41
17 2026-08-15 05:38 639223689592545140
80 ms 148.251.64.41
16 2026-08-15 05:22 639223680143410810
203 ms 148.251.64.41
15 2026-08-15 05:06 639223670514517104
200 ms 148.251.64.41
14 2026-08-15 04:13 639223638855054294
12 ms 148.251.64.41
13 2026-08-15 03:57 639223629623335972
69 ms 148.251.64.41
12 2026-08-15 03:42 639223620390189495
42 ms 148.251.64.41
11 2026-08-15 03:26 639223610916950440
51 ms 148.251.64.41
10 2026-08-15 03:11 639223601597759168
180 ms 148.251.64.41
9 2026-08-15 02:55 639223592342172093
7 ms 148.251.64.41
8 2026-08-15 02:40 639223583324121497
69 ms 148.251.64.41
7 2026-08-15 02:25 639223574086714218
72 ms 148.251.64.41
6 2026-08-15 02:09 639223564698424889
57 ms 148.251.64.41
5 2026-08-15 01:54 639223555408664206
38 ms 148.251.64.41
4 2026-08-15 01:38 639223546000912416
2020 ms 148.251.64.41
3 2026-08-15 01:23 639223536550774847
2027 ms 148.251.64.41
2 2026-08-15 00:30 639223505017205611
31 ms 148.251.64.41
1 2026-08-15 00:15 639223495784410207
65 ms 148.251.64.41