DNS response history for ns1.systemdns.com

ns1.systemdns.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 2026-08-19. For this date, NameServerHistory found 74 DNS check records, 71 successful responses, 3 failed responses, and 266 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.systemdns.com.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

266 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-19 23:46

All timestamps shown in UTC

Latest Resolved IP on Selected Date

216.40.47.90

Most recently resolved hosting IP on selected date

Successful Responses

71

Checks that returned a measurable response

Failed Responses

3

Checks with no response or no returned latency

Failure Rate

4%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns1.systemdns.com

Showing DNS history for 2026-08-19 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 2026-08-19 23:46 639227795899225951
7 ms 216.40.47.90
73 2026-08-19 23:30 639227786351762008
7 ms 216.40.47.90
72 2026-08-19 23:14 639227776640591733
29 ms 216.40.47.90
71 2026-08-19 22:58 639227767128841282
2008 ms 216.40.47.90
70 2026-08-19 22:42 639227757477304711
22 ms 216.40.47.90
69 2026-08-19 22:26 639227747572098014
22 ms 216.40.47.90
68 2026-08-19 22:09 639227737588613113
2008 ms 216.40.47.90
67 2026-08-19 21:17 639227706134603955
7 ms 216.40.47.90
66 2026-08-19 21:01 639227696589027396
2028 ms 216.40.47.90
65 2026-08-19 20:45 639227687097707639
33 ms 216.40.47.90
64 2026-08-19 20:29 639227677474464487
15 ms 216.40.47.90
63 2026-08-19 20:13 639227667767441118
364 ms 216.40.47.90
62 2026-08-19 19:56 639227657984833832
47 ms 216.40.47.90
61 2026-08-19 19:40 639227648079992640
2258 ms 216.40.47.90
60 2026-08-19 19:23 639227638125048441
37 ms 216.40.47.90
59 2026-08-19 19:06 639227628211392142
20 ms 216.40.47.90
58 2026-08-19 18:50 639227618261696275
28 ms 216.40.47.90
57 2026-08-19 18:33 639227608366233645
8 ms 216.40.47.90
56 2026-08-19 18:17 639227598301787588
11 ms 216.40.47.90
55 2026-08-19 17:23 639227566241010716
16 ms 216.40.47.90
54 2026-08-19 17:07 639227556454538959
9 ms 216.40.47.90
53 2026-08-19 16:50 639227546640305542
29 ms 216.40.47.90
52 2026-08-19 16:34 639227536965466472
31 ms 216.40.47.90
51 2026-08-19 16:18 639227527048658280
40 ms 216.40.47.90
50 2026-08-19 16:02 639227517386634438
45 ms 216.40.47.90
49 2026-08-19 15:45 639227507459551637
365 ms 216.40.47.90
48 2026-08-19 15:29 639227497515595277
50 ms 216.40.47.90
47 2026-08-19 15:12 639227487441798036
9 ms 216.40.47.90
46 2026-08-19 14:55 639227477445551863
115 ms 216.40.47.90
45 2026-08-19 14:38 639227467297067891
2028 ms 216.40.47.90
44 2026-08-19 14:21 639227457057795635
236 ms 216.40.47.90
43 2026-08-19 13:28 639227425244777397
32 ms 216.40.47.90
42 2026-08-19 13:12 639227415422116485
13 ms 216.40.47.90
41 2026-08-19 12:55 639227405307256053
23 ms 216.40.47.90
40 2026-08-19 12:38 639227395396602630
2014 ms 216.40.47.90
39 2026-08-19 12:22 639227385510363611
-
38 2026-08-19 12:05 639227375508324850
43 ms 216.40.47.90
37 2026-08-19 11:48 639227365326611906
-
36 2026-08-19 11:32 639227355360014208
35 ms 216.40.47.90
35 2026-08-19 11:15 639227345036782165
18 ms 216.40.47.90
34 2026-08-19 10:58 639227334992964533
11 ms 216.40.47.90
33 2026-08-19 10:41 639227324986605572
139 ms 216.40.47.90
32 2026-08-19 10:24 639227314928414539
5 ms 216.40.47.90
31 2026-08-19 09:31 639227283029182134
14 ms 216.40.47.90
30 2026-08-19 09:15 639227273294779350
27 ms 216.40.47.90
29 2026-08-19 08:58 639227263525231313
-
28 2026-08-19 08:42 639227253578313363
16 ms 216.40.47.90
27 2026-08-19 08:25 639227243649973322
2040 ms 216.40.47.90
26 2026-08-19 08:09 639227233581059317
40 ms 216.40.47.90
25 2026-08-19 07:52 639227223667352067
25 ms 216.40.47.90
24 2026-08-19 07:36 639227213714837066
21 ms 216.40.47.90
23 2026-08-19 07:19 639227203701208496
8 ms 216.40.47.90
22 2026-08-19 07:02 639227193643202179
27 ms 216.40.47.90
21 2026-08-19 06:45 639227183584431597
9 ms 216.40.47.90
20 2026-08-19 06:28 639227173347403088
17 ms 216.40.47.90
19 2026-08-19 05:35 639227141523007601
10 ms 216.40.47.90
18 2026-08-19 05:19 639227131785931574
4 ms 216.40.47.90
17 2026-08-19 05:03 639227122176475389
13 ms 216.40.47.90
16 2026-08-19 04:47 639227112668934596
9 ms 216.40.47.90
15 2026-08-19 04:31 639227102773292788
15 ms 216.40.47.90
14 2026-08-19 04:15 639227093141136930
7 ms 216.40.47.90
13 2026-08-19 03:58 639227083449420147
46 ms 216.40.47.90
12 2026-08-19 03:42 639227073771748493
8 ms 216.40.47.90
11 2026-08-19 03:26 639227063977347614
42 ms 216.40.47.90
10 2026-08-19 03:10 639227054253519024
9 ms 216.40.47.90
9 2026-08-19 02:53 639227044381963886
28 ms 216.40.47.90
8 2026-08-19 02:37 639227034441085514
34 ms 216.40.47.90
7 2026-08-19 01:45 639227003126489968
11 ms 216.40.47.90
6 2026-08-19 01:29 639226993456311614
20 ms 216.40.47.90
5 2026-08-19 01:13 639226983847312345
25 ms 216.40.47.90
4 2026-08-19 00:57 639226974357874853
57 ms 216.40.47.90
3 2026-08-19 00:41 639226964670484721
2044 ms 216.40.47.90
2 2026-08-19 00:24 639226954857899696
10 ms 216.40.47.90
1 2026-08-19 00:08 639226945091603488
10 ms 216.40.47.90