DNS response history for ns1.firstclassleaks.com

ns1.firstclassleaks.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 2026-08-27. For this date, NameServerHistory found 71 DNS check records, 71 successful responses, 0 failed responses, and 312 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.firstclassleaks.com.
Records on Selected Date

71

Historical checks stored for this nameserver on selected date

Average Latency

312 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-27 23:20

All timestamps shown in UTC

Latest Resolved IP on Selected Date

129.121.74.208

Most recently resolved hosting IP on selected date

Successful Responses

71

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 ns1.firstclassleaks.com

Showing DNS history for 2026-08-27 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
71 2026-08-27 23:20 639234690580226618
2202 ms 129.121.74.208
70 2026-08-27 23:03 639234680477852135
205 ms 129.121.74.208
69 2026-08-27 22:47 639234670282270693
3 ms 129.121.74.208
68 2026-08-27 22:29 639234660146106544
135 ms 129.121.74.208
67 2026-08-27 22:13 639234649768231829
98 ms 129.121.74.208
66 2026-08-27 21:55 639234639589413826
195 ms 129.121.74.208
65 2026-08-27 21:38 639234629372993861
200 ms 129.121.74.208
64 2026-08-27 21:21 639234619223904344
3 ms 129.121.74.208
63 2026-08-27 21:04 639234608944811927
103 ms 129.121.74.208
62 2026-08-27 20:47 639234598661858910
196 ms 129.121.74.208
61 2026-08-27 20:30 639234588314533893
202 ms 129.121.74.208
60 2026-08-27 20:13 639234577878211878
2103 ms 129.121.74.208
59 2026-08-27 19:19 639234545578367474
194 ms 129.121.74.208
58 2026-08-27 19:02 639234535255111795
204 ms 129.121.74.208
57 2026-08-27 18:44 639234525107594067
197 ms 129.121.74.208
56 2026-08-27 18:27 639234514890244566
105 ms 129.121.74.208
55 2026-08-27 18:11 639234504745477862
4 ms 129.121.74.208
54 2026-08-27 17:54 639234494449227290
199 ms 129.121.74.208
53 2026-08-27 17:36 639234484118025686
211 ms 129.121.74.208
52 2026-08-27 17:19 639234473946362077
103 ms 129.121.74.208
51 2026-08-27 17:02 639234463759124388
107 ms 129.121.74.208
50 2026-08-27 16:45 639234453500759178
106 ms 129.121.74.208
49 2026-08-27 16:28 639234442983541638
8 ms 129.121.74.208
48 2026-08-27 16:10 639234432404354562
199 ms 129.121.74.208
47 2026-08-27 15:16 639234399767719119
197 ms 129.121.74.208
46 2026-08-27 14:59 639234389460601485
109 ms 129.121.74.208
45 2026-08-27 14:41 639234379227178707
145 ms 129.121.74.208
44 2026-08-27 14:24 639234369065315214
111 ms 129.121.74.208
43 2026-08-27 14:07 639234358825501576
155 ms 129.121.74.208
42 2026-08-27 13:50 639234348572745268
99 ms 129.121.74.208
41 2026-08-27 13:33 639234338264503481
198 ms 129.121.74.208
40 2026-08-27 13:16 639234327818741376
195 ms 129.121.74.208
39 2026-08-27 12:59 639234317475724313
223 ms 129.121.74.208
38 2026-08-27 12:41 639234307007468133
113 ms 129.121.74.208
37 2026-08-27 12:24 639234296664302575
207 ms 129.121.74.208
36 2026-08-27 12:06 639234286253196126
205 ms 129.121.74.208
35 2026-08-27 11:13 639234253963286387
203 ms 129.121.74.208
34 2026-08-27 10:55 639234243654907465
107 ms 129.121.74.208
33 2026-08-27 10:38 639234233269654413
107 ms 129.121.74.208
32 2026-08-27 10:21 639234222943951923
205 ms 129.121.74.208
31 2026-08-27 10:04 639234212558002823
137 ms 129.121.74.208
30 2026-08-27 09:46 639234202117531850
2107 ms 129.121.74.208
29 2026-08-27 09:29 639234191649612722
100 ms 129.121.74.208
28 2026-08-27 09:11 639234181105879568
199 ms 129.121.74.208
27 2026-08-27 08:54 639234170713214496
199 ms 129.121.74.208
26 2026-08-27 08:37 639234160341037652
108 ms 129.121.74.208
25 2026-08-27 08:19 639234149799404224
102 ms 129.121.74.208
24 2026-08-27 08:02 639234139553286469
205 ms 129.121.74.208
23 2026-08-27 07:08 639234107183588293
198 ms 129.121.74.208
22 2026-08-27 06:51 639234096905435724
201 ms 129.121.74.208
21 2026-08-27 06:34 639234086579410775
101 ms 129.121.74.208
20 2026-08-27 06:16 639234076291157956
200 ms 129.121.74.208
19 2026-08-27 05:59 639234065981939454
200 ms 129.121.74.208
18 2026-08-27 05:42 639234055548642997
225 ms 129.121.74.208
17 2026-08-27 05:25 639234045267979603
2110 ms 129.121.74.208
16 2026-08-27 05:08 639234034999717463
18 ms 129.121.74.208
15 2026-08-27 04:51 639234024739225358
7 ms 129.121.74.208
14 2026-08-27 04:33 639234014311170162
202 ms 129.121.74.208
13 2026-08-27 04:16 639234003806017640
99 ms 129.121.74.208
12 2026-08-27 03:58 639233993356203030
99 ms 129.121.74.208
11 2026-08-27 03:05 639233961301716608
221 ms 129.121.74.208
10 2026-08-27 02:48 639233950834200647
129 ms 129.121.74.208
9 2026-08-27 02:30 639233940431849026
99 ms 129.121.74.208
8 2026-08-27 02:13 639233930110596398
99 ms 129.121.74.208
7 2026-08-27 01:56 639233919705434540
8 ms 129.121.74.208
6 2026-08-27 01:39 639233909452807845
98 ms 129.121.74.208
5 2026-08-27 01:21 639233899096420820
199 ms 129.121.74.208
4 2026-08-27 01:04 639233888707824939
200 ms 129.121.74.208
3 2026-08-27 00:47 639233878461203802
4208 ms 129.121.74.208
2 2026-08-27 00:30 639233868060868209
7 ms 129.121.74.208
1 2026-08-27 00:12 639233857450922991
199 ms 129.121.74.208