DNS response history for dns1.dzroot.org

dns1.dzroot.org 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, 73 successful responses, 1 failed responses, and 145 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 dns1.dzroot.org.
Records on Selected Date

74

Historical checks stored for this nameserver on selected date

Average Latency

145 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

51.77.185.127

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 dns1.dzroot.org

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
46 ms 51.77.185.127
73 2026-08-19 23:29 639227786351762008
11 ms 51.77.185.127
72 2026-08-19 23:13 639227776640591733
4 ms 51.77.185.127
71 2026-08-19 22:57 639227767128841282
42 ms 51.77.185.127
70 2026-08-19 22:42 639227757477304711
41 ms 51.77.185.127
69 2026-08-19 22:25 639227747572098014
58 ms 51.77.185.127
68 2026-08-19 22:08 639227737588613113
30 ms 51.77.185.127
67 2026-08-19 21:16 639227706134603955
14 ms 51.77.185.127
66 2026-08-19 21:00 639227696589027396
35 ms 51.77.185.127
65 2026-08-19 20:44 639227687097707639
67 ms 51.77.185.127
64 2026-08-19 20:28 639227677474464487
28 ms 51.77.185.127
63 2026-08-19 20:12 639227667767441118
12 ms 51.77.185.127
62 2026-08-19 19:56 639227657984833832
37 ms 51.77.185.127
61 2026-08-19 19:39 639227648079992640
11 ms 51.77.185.127
60 2026-08-19 19:23 639227638125048441
50 ms 51.77.185.127
59 2026-08-19 19:06 639227628211392142
57 ms 51.77.185.127
58 2026-08-19 18:49 639227618261696275
42 ms 51.77.185.127
57 2026-08-19 18:33 639227608366233645
314 ms 51.77.185.127
56 2026-08-19 18:16 639227598301787588
2033 ms 51.77.185.127
55 2026-08-19 17:23 639227566241010716
85 ms 51.77.185.127
54 2026-08-19 17:06 639227556454538959
2114 ms 51.77.185.127
53 2026-08-19 16:50 639227546640305542
40 ms 51.77.185.127
52 2026-08-19 16:34 639227536965466472
17 ms 51.77.185.127
51 2026-08-19 16:17 639227527048658280
33 ms 51.77.185.127
50 2026-08-19 16:01 639227517386634438
27 ms 51.77.185.127
49 2026-08-19 15:45 639227507459551637
49 ms 51.77.185.127
48 2026-08-19 15:28 639227497515595277
185 ms 51.77.185.127
47 2026-08-19 15:11 639227487441798036
57 ms 51.77.185.127
46 2026-08-19 14:55 639227477445551863
18 ms 51.77.185.127
45 2026-08-19 14:38 639227467297067891
301 ms 51.77.185.127
44 2026-08-19 14:21 639227457057795635
177 ms 51.77.185.127
43 2026-08-19 13:28 639227425244777397
60 ms 51.77.185.127
42 2026-08-19 13:11 639227415422116485
384 ms 51.77.185.127
41 2026-08-19 12:54 639227405307256053
41 ms 51.77.185.127
40 2026-08-19 12:38 639227395396602630
53 ms 51.77.185.127
39 2026-08-19 12:21 639227385510363611
18 ms 51.77.185.127
38 2026-08-19 12:05 639227375508324850
78 ms 51.77.185.127
37 2026-08-19 11:48 639227365326611906
46 ms 51.77.185.127
36 2026-08-19 11:31 639227355360014208
56 ms 51.77.185.127
35 2026-08-19 11:14 639227345036782165
48 ms 51.77.185.127
34 2026-08-19 10:57 639227334992964533
66 ms 51.77.185.127
33 2026-08-19 10:41 639227324986605572
38 ms 51.77.185.127
32 2026-08-19 10:24 639227314928414539
41 ms 51.77.185.127
31 2026-08-19 09:31 639227283029182134
214 ms 51.77.185.127
30 2026-08-19 09:14 639227273294779350
44 ms 51.77.185.127
29 2026-08-19 08:58 639227263525231313
51 ms 51.77.185.127
28 2026-08-19 08:42 639227253578313363
21 ms 51.77.185.127
27 2026-08-19 08:25 639227243649973322
52 ms 51.77.185.127
26 2026-08-19 08:08 639227233581059317
25 ms 51.77.185.127
25 2026-08-19 07:52 639227223667352067
48 ms 51.77.185.127
24 2026-08-19 07:35 639227213714837066
46 ms 51.77.185.127
23 2026-08-19 07:18 639227203701208496
51 ms 51.77.185.127
22 2026-08-19 07:02 639227193643202179
223 ms 51.77.185.127
21 2026-08-19 06:45 639227183584431597
49 ms 51.77.185.127
20 2026-08-19 06:28 639227173347403088
105 ms 51.77.185.127
19 2026-08-19 05:35 639227141523007601
-
18 2026-08-19 05:19 639227131785931574
46 ms 51.77.185.127
17 2026-08-19 05:03 639227122176475389
39 ms 51.77.185.127
16 2026-08-19 04:47 639227112668934596
1596 ms 51.77.185.127
15 2026-08-19 04:30 639227102773292788
168 ms 51.77.185.127
14 2026-08-19 04:14 639227093141136930
20 ms 51.77.185.127
13 2026-08-19 03:58 639227083449420147
169 ms 51.77.185.127
12 2026-08-19 03:42 639227073771748493
22 ms 51.77.185.127
11 2026-08-19 03:26 639227063977347614
197 ms 51.77.185.127
10 2026-08-19 03:09 639227054253519024
26 ms 51.77.185.127
9 2026-08-19 02:53 639227044381963886
36 ms 51.77.185.127
8 2026-08-19 02:36 639227034441085514
54 ms 51.77.185.127
7 2026-08-19 01:44 639227003126489968
23 ms 51.77.185.127
6 2026-08-19 01:28 639226993456311614
58 ms 51.77.185.127
5 2026-08-19 01:12 639226983847312345
9 ms 51.77.185.127
4 2026-08-19 00:56 639226974357874853
58 ms 51.77.185.127
3 2026-08-19 00:40 639226964670484721
56 ms 51.77.185.127
2 2026-08-19 00:24 639226954857899696
111 ms 51.77.185.127
1 2026-08-19 00:07 639226945091603488
37 ms 51.77.185.127