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 2026-08-15. For this date, NameServerHistory found 77 DNS check records, 77 successful responses, 0 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 sir1.pb-servers.com.
Records on Selected Date

77

Historical checks stored for this nameserver on selected date

Average Latency

266 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-15 23:59

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

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 sir1.pb-servers.com

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 23:59 639224347685767174
172 ms 87.107.7.79
76 2026-08-15 23:44 639224338276675277
4 ms 87.107.7.79
75 2026-08-15 22:51 639224306594546649
210 ms 87.107.7.79
74 2026-08-15 22:35 639224297145423303
186 ms 87.107.7.79
73 2026-08-15 22:20 639224287678238833
6 ms 87.107.7.79
72 2026-08-15 22:04 639224278490872828
2012 ms 87.107.7.79
71 2026-08-15 21:49 639224269149307826
10 ms 87.107.7.79
70 2026-08-15 21:33 639224259868597616
168 ms 87.107.7.79
69 2026-08-15 21:18 639224250518642175
236 ms 87.107.7.79
68 2026-08-15 21:02 639224241064772383
156 ms 87.107.7.79
67 2026-08-15 20:46 639224231691099605
269 ms 87.107.7.79
66 2026-08-15 20:31 639224222468168159
252 ms 87.107.7.79
65 2026-08-15 20:15 639224213173899635
183 ms 87.107.7.79
64 2026-08-15 20:00 639224203914451783
194 ms 87.107.7.79
63 2026-08-15 19:07 639224172202542163
3 ms 87.107.7.79
62 2026-08-15 18:52 639224163338654093
3 ms 87.107.7.79
61 2026-08-15 18:37 639224154287995374
259 ms 87.107.7.79
60 2026-08-15 18:22 639224145118612503
227 ms 87.107.7.79
59 2026-08-15 18:07 639224135995990731
208 ms 87.107.7.79
58 2026-08-15 17:52 639224127185332624
31 ms 87.107.7.79
57 2026-08-15 17:37 639224118229289175
9 ms 87.107.7.79
56 2026-08-15 17:22 639224109273796359
135 ms 87.107.7.79
55 2026-08-15 17:07 639224100490805608
212 ms 87.107.7.79
54 2026-08-15 16:52 639224091353714490
3 ms 87.107.7.79
53 2026-08-15 16:37 639224082033126828
122 ms 87.107.7.79
52 2026-08-15 16:22 639224072736962403
198 ms 87.107.7.79
51 2026-08-15 15:30 639224041475563754
176 ms 87.107.7.79
50 2026-08-15 15:15 639224032345604453
196 ms 87.107.7.79
49 2026-08-15 14:59 639224023169497283
216 ms 87.107.7.79
48 2026-08-15 14:44 639224013981146405
177 ms 87.107.7.79
47 2026-08-15 14:29 639224004883412586
12 ms 87.107.7.79
46 2026-08-15 14:13 639223995612880615
188 ms 87.107.7.79
45 2026-08-15 13:58 639223986271830789
157 ms 87.107.7.79
44 2026-08-15 13:42 639223977005780949
180 ms 87.107.7.79
43 2026-08-15 13:27 639223967653137793
176 ms 87.107.7.79
42 2026-08-15 13:11 639223958286010799
199 ms 87.107.7.79
41 2026-08-15 12:55 639223948936108345
145 ms 87.107.7.79
40 2026-08-15 12:40 639223939673066880
134 ms 87.107.7.79
39 2026-08-15 11:48 639223908317760530
131 ms 87.107.7.79
38 2026-08-15 11:32 639223898992594258
179 ms 87.107.7.79
37 2026-08-15 11:17 639223889761312823
9 ms 87.107.7.79
36 2026-08-15 11:01 639223880359273507
2106 ms 87.107.7.79
35 2026-08-15 10:46 639223870920466808
195 ms 87.107.7.79
34 2026-08-15 10:30 639223861579762179
182 ms 87.107.7.79
33 2026-08-15 10:14 639223852238616009
184 ms 87.107.7.79
32 2026-08-15 09:59 639223843019815620
199 ms 87.107.7.79
31 2026-08-15 09:43 639223833669915012
52 ms 87.107.7.79
30 2026-08-15 09:28 639223824494613222
8 ms 87.107.7.79
29 2026-08-15 09:12 639223815116325293
109 ms 87.107.7.79
28 2026-08-15 08:57 639223805493870221
92 ms 87.107.7.79
27 2026-08-15 08:04 639223774218660438
202 ms 87.107.7.79
26 2026-08-15 07:49 639223764663090372
2127 ms 87.107.7.79
25 2026-08-15 07:33 639223755338811400
192 ms 87.107.7.79
24 2026-08-15 07:17 639223746019193268
86 ms 87.107.7.79
23 2026-08-15 07:01 639223736658778104
97 ms 87.107.7.79
22 2026-08-15 06:46 639223727330194499
14 ms 87.107.7.79
21 2026-08-15 06:30 639223717848514742
15 ms 87.107.7.79
20 2026-08-15 06:15 639223708284754056
2 ms 87.107.7.79
19 2026-08-15 05:59 639223699061259933
8 ms 87.107.7.79
18 2026-08-15 05:43 639223689592545140
2099 ms 87.107.7.79
17 2026-08-15 05:27 639223680143410810
86 ms 87.107.7.79
16 2026-08-15 05:11 639223670514517104
187 ms 87.107.7.79
15 2026-08-15 04:19 639223638855054294
141 ms 87.107.7.79
14 2026-08-15 04:03 639223629623335972
7 ms 87.107.7.79
13 2026-08-15 03:48 639223620390189495
177 ms 87.107.7.79
12 2026-08-15 03:32 639223610916950440
144 ms 87.107.7.79
11 2026-08-15 03:16 639223601597759168
201 ms 87.107.7.79
10 2026-08-15 03:01 639223592342172093
229 ms 87.107.7.79
9 2026-08-15 02:46 639223583324121497
201 ms 87.107.7.79
8 2026-08-15 02:31 639223574086714218
180 ms 87.107.7.79
7 2026-08-15 02:15 639223564698424889
2146 ms 87.107.7.79
6 2026-08-15 01:59 639223555408664206
144 ms 87.107.7.79
5 2026-08-15 01:44 639223546000912416
197 ms 87.107.7.79
4 2026-08-15 01:28 639223536550774847
189 ms 87.107.7.79
3 2026-08-15 00:35 639223505017205611
181 ms 87.107.7.79
2 2026-08-15 00:20 639223495784410207
193 ms 87.107.7.79
1 2026-08-15 00:04 639223486524583054
190 ms 87.107.7.79