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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
14466592022-09-24 14:43:2293.99.226.x/2416019 (VODAFONE-CZ-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
14461792022-09-23 17:35:5393.99.226.x/2416019 (VODAFONE-CZ-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
14459782022-09-23 12:20:0880.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
14459212022-09-23 10:40:5480.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
14459212022-09-23 10:40:542a01:6400:xx::/4021430 (WIA-AS)cze (Czech Republic)noreceivedreceived/16Report
14452542022-09-22 09:27:3781.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
14450382022-09-22 00:08:51213.194.197.x/24207198 (KTKCZ)cze (Czech Republic)yesrewrittenrewrittennoneReport
14450352022-09-22 00:02:33213.194.197.x/24207198 (KTKCZ)cze (Czech Republic)yesrewrittenrewrittennoneReport
14450332022-09-21 23:54:43213.194.197.x/24207198 (KTKCZ)cze (Czech Republic)yesrewrittenrewrittennoneReport
14450242022-09-21 23:37:49213.194.197.x/24207198 (KTKCZ)cze (Czech Republic)yesrewrittenrewrittennoneReport
14427742022-09-18 15:41:0093.99.226.x/2416019 (VODAFONE-CZ-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
14426332022-09-18 07:18:1580.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
14416382022-09-16 09:33:4580.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
14416382022-09-16 09:33:452a01:6400:xx::/4021430 (WIA-AS)cze (Czech Republic)noreceivedreceived/16Report
14409402022-09-15 08:21:1281.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
14391592022-09-12 18:27:15212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesblockedblockednoneReport
14372442022-09-09 08:27:0480.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
14372442022-09-09 08:27:042a01:6400:xx::/4021430 (WIA-AS)cze (Czech Republic)noreceivedreceived/16Report
14366472022-09-08 11:37:36212.24.154.x/2429208 (DIALTELECOM-AS)cze (Czech Republic)yesblockedblockednoneReport
14365422022-09-08 07:14:4481.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
14324692022-09-02 17:07:2490.182.38.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
14315372022-09-01 02:51:2580.250.28.x/2421430 (WIA-AS)cze (Czech Republic)yesblockedblockednoneReport
14309422022-08-31 08:10:30188.75.144.x/24196735 (AS-JONCZ)cze (Czech Republic)yesrewrittenrewrittennoneReport
14294902022-08-29 08:59:3081.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
14277382022-08-26 09:08:5880.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
14267782022-08-25 00:08:4780.250.28.x/2421430 (WIA-AS)cze (Czech Republic)yesblockedblockednoneReport
14258912022-08-23 18:27:04212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesblockedblockednoneReport
14256042022-08-23 11:57:4280.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
14256042022-08-23 11:57:422a01:6400:xx::/4021430 (WIA-AS)cze (Czech Republic)noreceivedreceived/16Report
14247242022-08-22 07:53:0081.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
14214052022-08-17 21:59:2880.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
14197282022-08-16 10:50:5880.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
14197282022-08-16 10:50:582a01:6400:xx::/4021430 (WIA-AS)cze (Czech Republic)noreceivedreceived/16Report
14184602022-08-15 06:31:2681.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
14154152022-08-10 23:19:33212.79.106.x/248251 (NFX_ZSPO)cze (Czech Republic)yesblockedblockednoneReport
14153102022-08-10 18:35:1577.48.21.x/2416019 (VODAFONE-CZ-AS)cze (Czech Republic)yesblockedblockednoneReport
14151042022-08-10 13:15:0185.160.40.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
14150382022-08-10 11:14:41188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
14147502022-08-09 22:40:0880.250.28.x/2421430 (WIA-AS)cze (Czech Republic)yesblockedblockednoneReport
14144402022-08-09 09:44:0980.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
14144402022-08-09 09:44:092a01:6400:xx::/4021430 (WIA-AS)cze (Czech Republic)noreceivedreceived/16Report
14138442022-08-08 01:49:32212.79.106.x/248251 (NFX_ZSPO)cze (Czech Republic)yesblockedblockednoneReport
14137812022-08-07 21:24:48217.138.220.x/249009 (M247)cze (Czech Republic)yesblockedblockednoneReport
14137732022-08-07 21:02:38217.138.220.x/249009 (M247)cze (Czech Republic)yesblockedblockednoneReport
14137452022-08-07 19:26:31217.138.220.x/249009 (M247)cze (Czech Republic)yesblockedblockednoneReport
14137082022-08-07 17:21:2681.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
14137002022-08-07 17:00:08212.79.106.x/248251 (NFX_ZSPO)cze (Czech Republic)yesblockedblockednoneReport
14129872022-08-05 21:03:3185.160.40.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
14120792022-08-04 07:23:34212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesblockedblockednoneReport
14116292022-08-03 10:08:13188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
14113902022-08-02 20:47:4685.160.1.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
14110442022-08-02 08:37:2580.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
14110442022-08-02 08:37:252a01:6400:xx::/4021430 (WIA-AS)cze (Czech Republic)noreceivedreceived/16Report
14102962022-07-31 19:39:3877.48.21.x/2416019 (VODAFONE-CZ-AS)cze (Czech Republic)yesblockedblockednoneReport
14102342022-07-31 16:15:0181.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
14102052022-07-31 14:39:0885.160.1.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
14099422022-07-30 22:01:5880.250.28.x/2421430 (WIA-AS)cze (Czech Republic)yesblockedblockednoneReport
14086652022-07-28 06:16:52212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesblockedblockednoneReport
14084592022-07-27 20:41:0785.160.1.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
14081022022-07-27 09:01:32188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
14074742022-07-26 07:30:4180.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
14074742022-07-26 07:30:412a01:6400:xx::/4021430 (WIA-AS)cze (Czech Republic)noreceivedreceived/16Report
14074662022-07-26 07:14:0378.108.104.x/248251 (NFX_ZSPO)cze (Czech Republic)yesunknownunknownnoneReport
14069182022-07-25 08:11:1280.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
14067022022-07-24 18:33:1577.48.21.x/2416019 (VODAFONE-CZ-AS)cze (Czech Republic)yesblockedblockednoneReport
14066492022-07-24 15:08:3481.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
14066292022-07-24 14:08:0981.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
14065502022-07-24 10:32:0085.160.1.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
14063442022-07-23 20:47:2380.250.28.x/2421430 (WIA-AS)cze (Czech Republic)yesblockedblockednoneReport
14063042022-07-23 18:24:5385.160.1.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
14049922022-07-21 05:10:08212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesblockedblockednoneReport
14044342022-07-20 07:54:08188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
14026842022-07-18 20:18:2185.160.4.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
14020552022-07-17 17:26:5077.48.21.x/2416019 (VODAFONE-CZ-AS)cze (Czech Republic)yesblockedblockednoneReport
14018962022-07-17 09:59:1081.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
14016792022-07-16 21:06:1885.160.4.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
14015832022-07-16 16:13:0781.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
14014752022-07-16 11:21:5580.250.28.x/2421430 (WIA-AS)cze (Czech Republic)yesblockedblockednoneReport
14005942022-07-14 19:10:2085.160.4.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
13998162022-07-13 12:06:09188.75.144.x/24196735 (AS-JONCZ)cze (Czech Republic)yesunknownunknownnoneReport
13996772022-07-13 06:47:48188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
13993252022-07-12 15:05:4481.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
13985322022-07-11 08:19:1880.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
13985202022-07-11 07:56:3278.108.104.x/248251 (NFX_ZSPO)cze (Czech Republic)yesunknownunknownnoneReport
13982312022-07-10 16:20:2977.48.21.x/2416019 (VODAFONE-CZ-AS)cze (Czech Republic)yesblockedblockednoneReport
13978082022-07-09 14:24:0785.160.8.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
13975162022-07-08 20:19:4385.160.8.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
13973482022-07-08 15:19:4880.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
13958732022-07-06 05:41:26188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
13950662022-07-04 21:39:1581.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
13936582022-07-01 19:13:3985.160.6.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
13935282022-07-01 14:20:5380.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
13935122022-07-01 13:41:4280.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesreceivedreceived/8Report
13935122022-07-01 13:41:422a01:6400:xx::/4021430 (WIA-AS)cze (Czech Republic)noreceivedreceived/16Report
13925672022-06-29 22:45:5780.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesblockedreceived/8Report
13924172022-06-29 17:34:5985.160.6.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
13922922022-06-29 13:55:5346.135.88.x/2416019 (VODAFONE-CZ-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
13920412022-06-29 04:35:03188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
13912232022-06-27 20:32:5381.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
13870972022-06-23 19:12:2481.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
13864782022-06-22 16:53:1980.250.28.x/2421430 (WIA-AS)cze (Czech Republic)yesblockedblockednoneReport
13863832022-06-22 13:18:5678.108.104.x/248251 (NFX_ZSPO)cze (Czech Republic)yesunknownunknownnoneReport
13863452022-06-22 12:07:5180.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesblockedreceived/8Report
13863192022-06-22 11:16:2285.160.44.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
13862872022-06-22 10:15:3380.250.1.x/2421430 (WIA-AS)cze (Czech Republic)yesblockedreceived/8Report
13861552022-06-22 03:28:39188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
13854282022-06-20 19:16:0681.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
13852902022-06-20 14:10:5731.7.247.x/2421430 (WIA-AS)cze (Czech Republic)yesblockedreceived/8Report
13825332022-06-15 12:12:3578.108.104.x/248251 (NFX_ZSPO)cze (Czech Republic)yesunknownunknownnoneReport

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