DNS response history for sir1.pb-servers.com

sir1.pb-servers.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 2026-08-17. For this date, NameServerHistory found 72 DNS check records, 71 successful responses, 1 failed responses, and 277 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 sir1.pb-servers.com.
Records on Selected Date

72

Historical checks stored for this nameserver on selected date

Average Latency

277 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-17 23:54

All timestamps shown in UTC

Latest Resolved IP on Selected Date

87.107.7.79

Most recently resolved hosting IP on selected date

Successful Responses

71

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 sir1.pb-servers.com

Showing DNS history for 2026-08-17 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
72 2026-08-17 23:54 639226072268080268
33 ms 87.107.7.79
71 2026-08-17 23:38 639226062577647657
188 ms 87.107.7.79
70 2026-08-17 22:46 639226031060857136
205 ms 87.107.7.79
69 2026-08-17 22:29 639226021535117364
166 ms 87.107.7.79
68 2026-08-17 22:14 639226011884237078
179 ms 87.107.7.79
67 2026-08-17 21:57 639226002309299142
204 ms 87.107.7.79
66 2026-08-17 21:42 639225992791784448
188 ms 87.107.7.79
65 2026-08-17 21:26 639225983045271390
192 ms 87.107.7.79
64 2026-08-17 21:09 639225973246293513
193 ms 87.107.7.79
63 2026-08-17 20:53 639225963620186236
114 ms 87.107.7.79
62 2026-08-17 20:37 639225953899183916
204 ms 87.107.7.79
61 2026-08-17 20:21 639225944391528206
88 ms 87.107.7.79
60 2026-08-17 20:05 639225934593254169
234 ms 87.107.7.79
59 2026-08-17 19:48 639225924669984512
-
58 2026-08-17 18:55 639225893048561320
216 ms 87.107.7.79
57 2026-08-17 18:39 639225883481298424
183 ms 87.107.7.79
56 2026-08-17 18:23 639225873845394034
195 ms 87.107.7.79
55 2026-08-17 18:07 639225864216078662
168 ms 87.107.7.79
54 2026-08-17 17:51 639225854541857773
202 ms 87.107.7.79
53 2026-08-17 17:35 639225844733604072
161 ms 87.107.7.79
52 2026-08-17 17:19 639225835085229232
174 ms 87.107.7.79
51 2026-08-17 17:02 639225825349373981
129 ms 87.107.7.79
50 2026-08-17 16:46 639225815690604161
197 ms 87.107.7.79
49 2026-08-17 16:30 639225805952472306
177 ms 87.107.7.79
48 2026-08-17 16:14 639225796264729638
179 ms 87.107.7.79
47 2026-08-17 15:58 639225786326499329
94 ms 87.107.7.79
46 2026-08-17 15:05 639225754798130711
96 ms 87.107.7.79
45 2026-08-17 14:49 639225745123193922
184 ms 87.107.7.79
44 2026-08-17 14:33 639225735540597271
2014 ms 87.107.7.79
43 2026-08-17 14:17 639225725894857396
132 ms 87.107.7.79
42 2026-08-17 14:00 639225716249606913
23 ms 87.107.7.79
41 2026-08-17 13:44 639225706638238179
164 ms 87.107.7.79
40 2026-08-17 13:29 639225696949691423
2219 ms 87.107.7.79
39 2026-08-17 13:12 639225687286186336
129 ms 87.107.7.79
38 2026-08-17 12:56 639225677679573133
201 ms 87.107.7.79
37 2026-08-17 12:40 639225667957861024
2140 ms 87.107.7.79
36 2026-08-17 12:24 639225658298791618
88 ms 87.107.7.79
35 2026-08-17 12:08 639225648583652785
257 ms 87.107.7.79
34 2026-08-17 11:15 639225617000524308
195 ms 87.107.7.79
33 2026-08-17 11:00 639225607668541600
29 ms 87.107.7.79
32 2026-08-17 10:44 639225598117279238
180 ms 87.107.7.79
31 2026-08-17 10:28 639225588751002710
7 ms 87.107.7.79
30 2026-08-17 10:12 639225579295831051
7 ms 87.107.7.79
29 2026-08-17 09:57 639225569761469940
144 ms 87.107.7.79
28 2026-08-17 09:40 639225560161422333
7 ms 87.107.7.79
27 2026-08-17 09:25 639225550739955565
161 ms 87.107.7.79
26 2026-08-17 09:09 639225541125222426
187 ms 87.107.7.79
25 2026-08-17 08:53 639225531526675983
2215 ms 87.107.7.79
24 2026-08-17 08:37 639225521915528222
10 ms 87.107.7.79
23 2026-08-17 08:20 639225512148151789
181 ms 87.107.7.79
22 2026-08-17 07:28 639225480786142412
186 ms 87.107.7.79
21 2026-08-17 07:12 639225471394348551
82 ms 87.107.7.79
20 2026-08-17 06:57 639225462031685068
182 ms 87.107.7.79
19 2026-08-17 06:41 639225452639458328
54 ms 87.107.7.79
18 2026-08-17 06:25 639225443300966543
2031 ms 87.107.7.79
17 2026-08-17 06:10 639225433880499379
180 ms 87.107.7.79
16 2026-08-17 05:54 639225424395198277
190 ms 87.107.7.79
15 2026-08-17 05:38 639225414744137487
111 ms 87.107.7.79
14 2026-08-17 05:22 639225405186783164
196 ms 87.107.7.79
13 2026-08-17 05:06 639225395563669822
196 ms 87.107.7.79
12 2026-08-17 04:50 639225386076645158
132 ms 87.107.7.79
11 2026-08-17 04:34 639225376620669704
7 ms 87.107.7.79
10 2026-08-17 03:43 639225345580892706
210 ms 87.107.7.79
9 2026-08-17 03:27 639225336207383710
7 ms 87.107.7.79
8 2026-08-17 03:11 639225326726565001
142 ms 87.107.7.79
7 2026-08-17 02:56 639225317249271010
175 ms 87.107.7.79
6 2026-08-17 02:04 639225286280886044
103 ms 87.107.7.79
5 2026-08-17 01:48 639225276872567548
7 ms 87.107.7.79
4 2026-08-17 01:32 639225267353865348
99 ms 87.107.7.79
3 2026-08-17 01:17 639225258033914248
131 ms 87.107.7.79
2 2026-08-17 00:25 639225226652221583
7 ms 87.107.7.79
1 2026-08-17 00:09 639225217156387684
36 ms 87.107.7.79