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Recent tests

Result filters: AS numbers or (partial) names: Country codes: Only show non-remediated spoofing
Spoof status key
receivedSpoofed packet was received.Pattern of tests from this IP block indicates a switch from allowing spoofing to blocking it.
rewrittenSpoofed packet was received, but the source address was changed en route.
blockedSpoofed packet was not received, but unspoofed packet was.
unknownNeither spoofed nor unspoofed packet was received.

SessionTimestamp (UTC)Client IP BlockASNCountryNATOutbound
Private
Status
Outbound
Routable
Status
Adj Spoof
Prefix Len
Results
21358282026-03-27 11:30:2537.188.210.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21358282026-03-27 11:30:252a00:102a:50xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21354632026-03-26 18:35:46109.81.85.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21354632026-03-26 18:35:462a00:102b:40xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)noblockedblocked/64Report
21352662026-03-26 11:19:1837.188.222.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21352532026-03-26 10:52:3337.188.222.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21348972026-03-25 17:23:10109.81.23.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21347012026-03-25 11:47:2637.188.211.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21347012026-03-25 11:47:262a00:102a:40xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21339632026-03-24 05:39:1837.188.204.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21339632026-03-24 05:39:182a00:102a:40xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21330992026-03-22 18:26:1137.188.170.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21330992026-03-22 18:26:112a00:102a:50xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21330452026-03-22 14:55:4937.188.186.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21330452026-03-22 14:55:492a00:102a:50xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21316482026-03-19 18:06:1237.188.166.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21316482026-03-19 18:06:122a00:102a:50xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21314162026-03-19 11:05:2437.188.209.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21314162026-03-19 11:05:242a00:102a:40xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21314082026-03-19 10:54:1437.188.209.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21308302026-03-18 06:24:5137.188.140.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21308302026-03-18 06:24:512a00:102a:40xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21308142026-03-18 05:51:2337.188.140.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21302302026-03-17 05:50:3337.188.237.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21302302026-03-17 05:50:332a00:102a:50xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21298902026-03-16 16:10:12109.81.26.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21293012026-03-15 13:34:55109.81.21.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21293012026-03-15 13:34:552a00:102b:40xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)noblockedblocked/64Report
21288082026-03-14 10:26:39109.81.17.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21283762026-03-13 13:07:2437.188.147.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21283562026-03-13 12:44:3437.188.147.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21282252026-03-13 06:29:4337.188.147.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21282202026-03-13 06:07:5537.188.147.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21277302026-03-12 11:21:4137.188.132.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21277302026-03-12 11:21:412a00:102a:40xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21277242026-03-12 11:04:3337.188.132.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21270332026-03-11 05:54:4437.188.236.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21270332026-03-11 05:54:442a00:102a:50xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21266402026-03-10 13:01:2837.188.176.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21266402026-03-10 13:01:282a00:102a:50xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21258072026-03-09 06:50:5337.188.188.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21258072026-03-09 06:50:532a00:102a:50xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21255152026-03-08 13:46:5537.188.132.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21255152026-03-08 13:46:552a00:102a:50xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21255132026-03-08 13:35:5337.188.132.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21254882026-03-08 12:13:54109.81.28.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21247242026-03-06 19:20:28109.81.91.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21240822026-03-05 16:58:02109.81.84.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21233742026-03-04 14:04:04109.81.92.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21233412026-03-04 13:30:37109.81.92.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21216332026-03-01 10:17:39109.81.84.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21213292026-02-28 15:32:5937.188.189.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21212272026-02-28 09:59:2437.188.191.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21207772026-02-27 12:49:0237.188.238.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21207772026-02-27 12:49:022a00:102a:50xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21203632026-02-26 19:08:15109.81.22.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21203442026-02-26 18:26:33109.81.22.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21203212026-02-26 17:53:08109.81.22.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21199752026-02-26 05:26:3537.188.217.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21199752026-02-26 05:26:352a00:102a:40xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21195522026-02-25 11:54:09109.81.82.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21188572026-02-24 06:06:5837.188.144.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21188572026-02-24 06:06:582a00:102a:40xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21184242026-02-23 16:11:02109.81.28.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21180922026-02-23 05:27:4237.188.144.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21178652026-02-22 14:53:5637.188.152.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21178652026-02-22 14:53:562a00:102a:40xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21174472026-02-21 17:07:4837.188.249.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21173792026-02-21 13:27:59109.81.88.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21169572026-02-20 17:51:46109.81.27.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21169452026-02-20 17:30:01109.81.27.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21162662026-02-19 16:20:05109.81.95.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21157492026-02-18 18:55:01109.81.30.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21150962026-02-17 19:09:42109.81.29.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21150722026-02-17 18:27:1437.188.210.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21150722026-02-17 18:27:142a00:102a:40xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21142322026-02-16 15:29:02109.81.89.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21139152026-02-15 21:33:4337.188.153.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21124842026-02-13 06:09:3837.188.243.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21124842026-02-13 06:09:382a00:102a:50xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21119242026-02-12 09:54:36109.81.91.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21119202026-02-12 09:42:55109.81.91.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21116922026-02-11 22:16:3437.188.165.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21116782026-02-11 21:43:0337.188.165.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21112432026-02-11 09:49:37109.81.88.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21111572026-02-11 06:03:1137.188.134.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21111572026-02-11 06:03:112a00:102a:40xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21109112026-02-10 18:20:20109.81.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21108992026-02-10 17:58:38109.81.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21107572026-02-10 12:48:3137.188.163.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21105632026-02-10 06:36:0937.188.163.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21105632026-02-10 06:36:092a00:102a:50xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21105542026-02-10 06:09:1937.188.232.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21098662026-02-09 09:53:18109.81.94.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21096522026-02-08 23:34:31109.81.92.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21089352026-02-07 12:24:17109.81.18.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21086432026-02-06 20:38:2837.188.132.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21084362026-02-06 13:06:06109.81.89.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21084302026-02-06 12:54:24109.81.89.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21080512026-02-05 18:32:08109.81.89.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21080342026-02-05 17:58:47109.81.89.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21071662026-02-04 14:25:11109.81.82.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21070752026-02-04 12:30:0937.188.222.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21070752026-02-04 12:30:092a00:102a:40xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21058142026-02-02 13:34:38109.81.28.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21056552026-02-02 06:25:0437.188.249.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21056552026-02-02 06:25:042a00:102a:50xx::/405610 (O2-CZECH-REPUBLIC)cze (Czech Republic)nounknownunknownnoneReport
21039942026-01-29 17:03:05109.81.94.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
21031612026-01-28 12:16:19109.81.92.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20999792026-01-22 16:46:1085.193.6.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20998792026-01-22 13:34:06109.81.16.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20998612026-01-22 12:52:21109.81.16.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20998482026-01-22 12:30:37109.81.16.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20958232026-01-15 15:37:4485.193.6.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20939542026-01-12 15:53:03109.81.31.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20932972026-01-11 11:03:10109.81.93.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20924922026-01-09 15:50:17109.81.80.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20919542026-01-08 14:29:2385.193.6.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20919502026-01-08 14:25:3585.193.6.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20906282026-01-06 11:15:57109.81.30.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20894142026-01-04 13:11:11109.81.86.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20893922026-01-04 12:07:42109.81.86.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20893882026-01-04 11:55:58109.81.86.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20872192025-12-30 11:20:22109.81.88.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20868432025-12-29 19:27:29109.81.16.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
20868062025-12-29 18:24:07109.81.16.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport

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