DNS response history for ns2.gradezero.org

ns2.gradezero.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 2026-08-15. For this date, NameServerHistory found 77 DNS check records, 77 successful responses, 0 failed responses, and 139 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.gradezero.org.
Records on Selected Date

77

Historical checks stored for this nameserver on selected date

Average Latency

139 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

51.178.172.190

Most recently resolved hosting IP on selected date

Successful Responses

77

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 ns2.gradezero.org

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
77 2026-08-15 23:56 639224347685767174
41 ms 51.178.172.190
76 2026-08-15 23:40 639224338276675277
99 ms 51.178.172.190
75 2026-08-15 22:48 639224306594546649
55 ms 51.178.172.190
74 2026-08-15 22:32 639224297145423303
44 ms 51.178.172.190
73 2026-08-15 22:16 639224287678238833
24 ms 51.178.172.190
72 2026-08-15 22:01 639224278490872828
31 ms 51.178.172.190
71 2026-08-15 21:45 639224269149307826
48 ms 51.178.172.190
70 2026-08-15 21:30 639224259868597616
267 ms 51.178.172.190
69 2026-08-15 21:14 639224250518642175
57 ms 51.178.172.190
68 2026-08-15 20:59 639224241064772383
46 ms 51.178.172.190
67 2026-08-15 20:43 639224231691099605
48 ms 51.178.172.190
66 2026-08-15 20:28 639224222468168159
16 ms 51.178.172.190
65 2026-08-15 20:12 639224213173899635
74 ms 51.178.172.190
64 2026-08-15 19:57 639224203914451783
40 ms 51.178.172.190
63 2026-08-15 19:04 639224172202542163
73 ms 51.178.172.190
62 2026-08-15 18:49 639224163338654093
8 ms 51.178.172.190
61 2026-08-15 18:34 639224154287995374
30 ms 51.178.172.190
60 2026-08-15 18:19 639224145118612503
45 ms 51.178.172.190
59 2026-08-15 18:04 639224135995990731
144 ms 51.178.172.190
58 2026-08-15 17:49 639224127185332624
22 ms 51.178.172.190
57 2026-08-15 17:34 639224118229289175
91 ms 51.178.172.190
56 2026-08-15 17:19 639224109273796359
46 ms 51.178.172.190
55 2026-08-15 17:05 639224100490805608
153 ms 51.178.172.190
54 2026-08-15 16:50 639224091353714490
68 ms 51.178.172.190
53 2026-08-15 16:34 639224082033126828
71 ms 51.178.172.190
52 2026-08-15 16:19 639224072736962403
122 ms 51.178.172.190
51 2026-08-15 15:26 639224041475563754
48 ms 51.178.172.190
50 2026-08-15 15:11 639224032345604453
93 ms 51.178.172.190
49 2026-08-15 14:56 639224023169497283
86 ms 51.178.172.190
48 2026-08-15 14:40 639224013981146405
245 ms 51.178.172.190
47 2026-08-15 14:25 639224004883412586
2027 ms 51.178.172.190
46 2026-08-15 14:10 639223995612880615
2050 ms 51.178.172.190
45 2026-08-15 13:54 639223986271830789
169 ms 51.178.172.190
44 2026-08-15 13:39 639223977005780949
19 ms 51.178.172.190
43 2026-08-15 13:23 639223967653137793
23 ms 51.178.172.190
42 2026-08-15 13:07 639223958286010799
54 ms 51.178.172.190
41 2026-08-15 12:52 639223948936108345
48 ms 51.178.172.190
40 2026-08-15 12:36 639223939673066880
80 ms 51.178.172.190
39 2026-08-15 11:44 639223908317760530
29 ms 51.178.172.190
38 2026-08-15 11:29 639223898992594258
73 ms 51.178.172.190
37 2026-08-15 11:13 639223889761312823
37 ms 51.178.172.190
36 2026-08-15 10:58 639223880359273507
56 ms 51.178.172.190
35 2026-08-15 10:42 639223870920466808
18 ms 51.178.172.190
34 2026-08-15 10:27 639223861579762179
17 ms 51.178.172.190
33 2026-08-15 10:11 639223852238616009
53 ms 51.178.172.190
32 2026-08-15 09:56 639223843019815620
13 ms 51.178.172.190
31 2026-08-15 09:40 639223833669915012
42 ms 51.178.172.190
30 2026-08-15 09:25 639223824494613222
2173 ms 51.178.172.190
29 2026-08-15 09:09 639223815116325293
87 ms 51.178.172.190
28 2026-08-15 08:53 639223805493870221
23 ms 51.178.172.190
27 2026-08-15 08:01 639223774218660438
59 ms 51.178.172.190
26 2026-08-15 07:46 639223764663090372
52 ms 51.178.172.190
25 2026-08-15 07:30 639223755338811400
167 ms 51.178.172.190
24 2026-08-15 07:14 639223746019193268
42 ms 51.178.172.190
23 2026-08-15 06:59 639223736658778104
71 ms 51.178.172.190
22 2026-08-15 06:43 639223727330194499
49 ms 51.178.172.190
21 2026-08-15 06:28 639223717848514742
32 ms 51.178.172.190
20 2026-08-15 06:12 639223708284754056
34 ms 51.178.172.190
19 2026-08-15 05:56 639223699061259933
16 ms 51.178.172.190
18 2026-08-15 05:40 639223689592545140
26 ms 51.178.172.190
17 2026-08-15 05:24 639223680143410810
28 ms 51.178.172.190
16 2026-08-15 05:09 639223670514517104
51 ms 51.178.172.190
15 2026-08-15 04:16 639223638855054294
35 ms 51.178.172.190
14 2026-08-15 04:01 639223629623335972
41 ms 51.178.172.190
13 2026-08-15 03:45 639223620390189495
22 ms 51.178.172.190
12 2026-08-15 03:30 639223610916950440
31 ms 51.178.172.190
11 2026-08-15 03:14 639223601597759168
24 ms 51.178.172.190
10 2026-08-15 02:59 639223592342172093
28 ms 51.178.172.190
9 2026-08-15 02:44 639223583324121497
46 ms 51.178.172.190
8 2026-08-15 02:28 639223574086714218
164 ms 51.178.172.190
7 2026-08-15 02:13 639223564698424889
39 ms 51.178.172.190
6 2026-08-15 01:57 639223555408664206
16 ms 51.178.172.190
5 2026-08-15 01:41 639223546000912416
15 ms 51.178.172.190
4 2026-08-15 01:26 639223536550774847
167 ms 51.178.172.190
3 2026-08-15 00:34 639223505017205611
35 ms 51.178.172.190
2 2026-08-15 00:18 639223495784410207
56 ms 51.178.172.190
1 2026-08-15 00:03 639223486524583054
26 ms 51.178.172.190