DNS response history for ns21.arzhost.com

ns21.arzhost.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 2026-08-22. For this date, NameServerHistory found 74 DNS check records, 73 successful responses, 1 failed responses, and 147 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 ns21.arzhost.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

147 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-22 23:51

All timestamps shown in UTC

Latest Resolved IP on Selected Date

170.101.101.184

Most recently resolved hosting IP on selected date

Successful Responses

73

Checks that returned a measurable response

Failed Responses

1

Checks with no response or no returned latency

Failure Rate

1%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns21.arzhost.com

Showing DNS history for 2026-08-22 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
74 2026-08-22 23:51 639230391807229016
81 ms 170.101.101.184
73 2026-08-22 23:35 639230382051619327
15 ms 170.101.101.184
72 2026-08-22 23:19 639230372323353529
7 ms 170.101.101.184
71 2026-08-22 23:03 639230362586451064
38 ms 170.101.101.184
70 2026-08-22 22:46 639230352793666303
28 ms 170.101.101.184
69 2026-08-22 22:29 639230342775737758
34 ms 170.101.101.184
68 2026-08-22 22:13 639230332639939561
15 ms 170.101.101.184
67 2026-08-22 21:20 639230301014190104
14 ms 170.101.101.184
66 2026-08-22 21:03 639230291048161498
17 ms 170.101.101.184
65 2026-08-22 20:46 639230280894353664
33 ms 170.101.101.184
64 2026-08-22 20:29 639230270699419073
54 ms 170.101.101.184
63 2026-08-22 20:12 639230260248163050
26 ms 170.101.101.184
62 2026-08-22 19:55 639230250122494282
43 ms 170.101.101.184
61 2026-08-22 19:38 639230239972935046
17 ms 170.101.101.184
60 2026-08-22 19:21 639230229963262464
18 ms 170.101.101.184
59 2026-08-22 19:05 639230220033804658
24 ms 170.101.101.184
58 2026-08-22 18:48 639230209891107289
16 ms 170.101.101.184
57 2026-08-22 18:31 639230199630298717
29 ms 170.101.101.184
56 2026-08-22 18:14 639230189301984150
22 ms 170.101.101.184
55 2026-08-22 17:20 639230157138468804
9 ms 170.101.101.184
54 2026-08-22 17:03 639230146987869495
2080 ms 170.101.101.184
53 2026-08-22 16:46 639230136768638516
84 ms 170.101.101.184
52 2026-08-22 16:30 639230126735907877
2076 ms 170.101.101.184
51 2026-08-22 16:12 639230116551187768
36 ms 170.101.101.184
50 2026-08-22 15:55 639230106335615913
19 ms 170.101.101.184
49 2026-08-22 15:38 639230096177758176
29 ms 170.101.101.184
48 2026-08-22 15:22 639230086185999993
18 ms 170.101.101.184
47 2026-08-22 15:05 639230076247854903
50 ms 170.101.101.184
46 2026-08-22 14:48 639230066076077530
23 ms 170.101.101.184
45 2026-08-22 14:31 639230055738197328
31 ms 170.101.101.184
44 2026-08-22 14:14 639230045411225521
2019 ms 170.101.101.184
43 2026-08-22 13:20 639230013046000470
58 ms 170.101.101.184
42 2026-08-22 13:03 639230003090037878
58 ms 170.101.101.184
41 2026-08-22 12:46 639229993008259475
81 ms 170.101.101.184
40 2026-08-22 12:30 639229982909449470
34 ms 170.101.101.184
39 2026-08-22 12:13 639229973035502212
21 ms 170.101.101.184
38 2026-08-22 11:57 639229963064296145
50 ms 170.101.101.184
37 2026-08-22 11:40 639229952996162143
95 ms 170.101.101.184
36 2026-08-22 11:23 639229943051949195
25 ms 170.101.101.184
35 2026-08-22 11:06 639229932919214934
22 ms 170.101.101.184
34 2026-08-22 10:49 639229922745889838
23 ms 170.101.101.184
33 2026-08-22 10:33 639229912587214796
27 ms 170.101.101.184
32 2026-08-22 10:15 639229902240004454
21 ms 170.101.101.184
31 2026-08-22 09:23 639229870800501662
26 ms 170.101.101.184
30 2026-08-22 09:07 639229861058384956
28 ms 170.101.101.184
29 2026-08-22 08:50 639229851158592604
24 ms 170.101.101.184
28 2026-08-22 08:34 639229841475569629
-
27 2026-08-22 08:18 639229831887658471
35 ms 170.101.101.184
26 2026-08-22 08:02 639229822043670346
70 ms 170.101.101.184
25 2026-08-22 07:45 639229812327913936
47 ms 170.101.101.184
24 2026-08-22 07:29 639229802629488686
20 ms 170.101.101.184
23 2026-08-22 07:13 639229793051447309
27 ms 170.101.101.184
22 2026-08-22 06:57 639229783303531961
50 ms 170.101.101.184
21 2026-08-22 06:40 639229773458051942
64 ms 170.101.101.184
20 2026-08-22 06:24 639229763373848056
34 ms 170.101.101.184
19 2026-08-22 05:32 639229732140622809
9 ms 170.101.101.184
18 2026-08-22 05:16 639229722699695967
17 ms 170.101.101.184
17 2026-08-22 05:00 639229713097498075
86 ms 170.101.101.184
16 2026-08-22 04:44 639229703543969637
71 ms 170.101.101.184
15 2026-08-22 04:28 639229693970392873
27 ms 170.101.101.184
14 2026-08-22 04:12 639229684277329469
3 ms 170.101.101.184
13 2026-08-22 03:56 639229674501596661
20 ms 170.101.101.184
12 2026-08-22 03:40 639229665064441147
9 ms 170.101.101.184
11 2026-08-22 03:24 639229655507536872
52 ms 170.101.101.184
10 2026-08-22 03:08 639229645849603111
98 ms 170.101.101.184
9 2026-08-22 02:52 639229636090497453
209 ms 170.101.101.184
8 2026-08-22 02:35 639229625978544281
9 ms 170.101.101.184
7 2026-08-22 01:43 639229594644662176
4 ms 170.101.101.184
6 2026-08-22 01:27 639229585214633065
33 ms 170.101.101.184
5 2026-08-22 01:11 639229575581042175
8 ms 170.101.101.184
4 2026-08-22 00:55 639229565912268962
23 ms 170.101.101.184
3 2026-08-22 00:39 639229556237813203
2064 ms 170.101.101.184
2 2026-08-22 00:23 639229546625802518
17 ms 170.101.101.184
1 2026-08-22 00:07 639229537172016621
24 ms 170.101.101.184