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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
12624992021-12-02 11:12:09188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
12624222021-12-02 08:42:19213.195.224.x/2415935 (HA-VEL-LOCAL-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
12624192021-12-02 08:39:14213.195.224.x/2415935 (HA-VEL-LOCAL-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
12624142021-12-02 08:24:1981.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12620662021-12-01 17:17:3685.160.13.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
12569802021-11-26 16:44:1445.92.238.x/2444489 (Starnet)cze (Czech Republic)yesreceivedreceived/22Report
12562412021-11-25 13:04:5946.252.225.x/2452115 (JARONET-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
12561302021-11-25 10:05:25188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
12560552021-11-25 07:17:5181.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12557232021-11-24 16:11:1685.160.6.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
12523192021-11-18 07:10:4046.252.225.x/2452115 (JARONET-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
12522192021-11-18 01:30:48188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
12522062021-11-18 00:55:2881.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12514672021-11-16 21:56:4985.160.6.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
12507112021-11-15 15:25:2181.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12501192021-11-14 10:46:25212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesblockedblockednoneReport
12483792021-11-11 06:04:0646.252.225.x/2452115 (JARONET-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
12482582021-11-11 00:24:14188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
12475082021-11-09 20:50:3085.160.44.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
12468242021-11-08 19:13:2485.160.44.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
12467952021-11-08 18:05:04195.133.29.x/2460840 (TELECOMSERVICEVRN)cze (Czech Republic)yesrewrittenrewrittennoneReport
12466662021-11-08 14:18:5081.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12442392021-11-03 23:17:39188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
12440792021-11-03 17:19:4046.252.225.x/2452115 (JARONET-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
12439892021-11-03 15:15:35188.75.144.x/24196735 (AS-JONCZ)cze (Czech Republic)yesunknownunknownnoneReport
12437712021-11-03 09:04:5878.108.104.x/248251 (NFX_ZSPO)cze (Czech Republic)yesunknownunknownnoneReport
12435382021-11-02 20:32:2445.92.238.x/2444489 (Starnet)cze (Czech Republic)yesreceivedreceived/22Report
12429162021-11-01 16:56:3585.160.1.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
12427862021-11-01 13:12:2281.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12425832021-11-01 05:34:16212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesblockedblockednoneReport
12418542021-10-30 14:38:2485.160.39.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
12418452021-10-30 14:19:2385.160.39.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
12418422021-10-30 14:17:1585.160.39.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesunknownunknownnoneReport
12412482021-10-29 11:19:4081.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12403452021-10-27 22:11:10188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
12401602021-10-27 16:13:0546.252.225.x/2452115 (JARONET-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
12396392021-10-26 19:25:4845.92.238.x/2444489 (Starnet)cze (Czech Republic)yesblockedreceived/22Report
12386472021-10-25 12:08:3181.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12384352021-10-25 04:27:25212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesblockedblockednoneReport
12382882021-10-24 21:52:3289.235.50.x/2429208 (DIALTELECOM-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
12373242021-10-23 09:20:3045.129.157.x/24197798 (NET-CONNECT)cze (Czech Republic)yesblockedblockednoneReport
12366112021-10-22 05:41:2381.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12358332021-10-20 21:04:33188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
12356542021-10-20 15:06:3246.252.225.x/2452115 (JARONET-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
12355292021-10-20 11:57:1478.108.104.x/248251 (NFX_ZSPO)cze (Czech Republic)yesunknownunknownnoneReport
12350952021-10-19 18:19:0745.92.238.x/2444489 (Starnet)cze (Czech Republic)yesblockedreceived/22Report
12337852021-10-17 17:26:0381.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12336512021-10-17 11:48:15212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesblockedblockednoneReport
12327662021-10-15 18:31:0345.129.157.x/24197798 (NET-CONNECT)cze (Czech Republic)yesblockedblockednoneReport
12321142021-10-14 19:44:2481.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12319212021-10-14 13:54:4881.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12318982021-10-14 13:20:0981.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12311672021-10-13 13:59:5646.252.225.x/2452115 (JARONET-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
12311632021-10-13 13:57:2946.252.225.x/2452115 (JARONET-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
12310342021-10-13 10:50:4278.108.104.x/248251 (NFX_ZSPO)cze (Czech Republic)yesunknownunknownnoneReport
12310062021-10-13 10:09:13188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
12305132021-10-12 17:12:3545.92.238.x/2444489 (Starnet)cze (Czech Republic)yesblockedreceived/22Report
12302742021-10-12 09:24:35188.75.144.x/24196735 (AS-JONCZ)cze (Czech Republic)yesunknownunknownnoneReport
12277492021-10-07 18:12:2181.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12270002021-10-06 14:23:02212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesblockedblockednoneReport
12266722021-10-06 00:30:29188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
12264192021-10-05 16:05:5745.92.238.x/2444489 (Starnet)cze (Czech Republic)yesblockedreceived/22Report
12261592021-10-05 08:18:02188.75.144.x/24196735 (AS-JONCZ)cze (Czech Republic)yesunknownunknownnoneReport
12234062021-09-30 16:50:0381.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12231022021-09-30 07:45:32212.102.39.x/2460068 (CDN77)cze (Czech Republic)yesunknownunknownnoneReport
12226282021-09-29 13:16:12212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesblockedblockednoneReport
12222642021-09-28 23:24:01188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
12220082021-09-28 14:59:2545.92.238.x/2444489 (Starnet)cze (Czech Republic)yesblockedreceived/22Report
12207712021-09-26 18:27:4881.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12190432021-09-23 15:43:3781.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12182332021-09-22 07:36:16188.75.144.x/24196735 (AS-JONCZ)cze (Czech Republic)yesunknownunknownnoneReport
12180592021-09-21 22:17:34188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesunknownunknownnoneReport
12177822021-09-21 13:52:5145.92.238.x/2444489 (Starnet)cze (Czech Republic)yesblockedblockednoneReport
12175382021-09-21 04:26:25212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesblockedblockednoneReport
12173622021-09-20 19:42:35212.102.39.x/2460068 (CDN77)cze (Czech Republic)yesunknownunknownnoneReport
12173252021-09-20 18:37:15212.102.39.x/2460068 (CDN77)cze (Czech Republic)yesunknownunknownnoneReport
12164362021-09-18 22:57:41193.235.207.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneReport
12163482021-09-18 17:42:21212.102.39.x/2460068 (CDN77)cze (Czech Republic)yesunknownunknownnoneReport
12155712021-09-17 05:30:20212.102.38.x/2460068 (CDN77)cze (Czech Republic)yesunknownunknownnoneReport
12152152021-09-16 14:36:5881.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12152042021-09-16 14:20:2646.135.6.x/2416019 (VODAFONE-CZ-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
12151912021-09-16 13:58:5346.135.21.x/2416019 (VODAFONE-CZ-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
12149542021-09-16 04:51:3081.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12143402021-09-15 05:11:13188.75.144.x/24196735 (AS-JONCZ)cze (Czech Republic)yesunknownunknownnoneReport
12141742021-09-14 21:10:12188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
12140762021-09-14 17:21:25212.102.39.x/2460068 (CDN77)cze (Czech Republic)yesunknownunknownnoneReport
12139262021-09-14 12:46:1845.92.238.x/2444489 (Starnet)cze (Czech Republic)yesblockedblockednoneReport
12110462021-09-09 03:44:5281.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12105932021-09-08 11:42:35188.75.144.x/24196735 (AS-JONCZ)cze (Czech Republic)yesunknownunknownnoneReport
12102812021-09-07 19:57:22188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
12100262021-09-07 11:39:4345.92.238.x/2444489 (Starnet)cze (Czech Republic)yesblockedblockednoneReport
12075592021-09-02 12:07:41212.102.39.x/2460068 (CDN77)cze (Czech Republic)yesunknownunknownnoneReport
12070352021-09-01 13:40:0381.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12063072021-08-31 10:33:0845.92.238.x/2444489 (Starnet)cze (Czech Republic)yesblockedblockednoneReport
12060972021-08-31 00:28:05188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport
12052972021-08-29 14:34:2681.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12052772021-08-29 13:41:4381.90.251.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneReport
12048192021-08-28 12:50:36212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesblockedblockednoneReport
12023042021-08-24 09:26:4945.92.238.x/2444489 (Starnet)cze (Czech Republic)yesblockedblockednoneReport
12020972021-08-23 23:21:32188.122.201.x/2457728 (HELIOSMB-AS)cze (Czech Republic)yesrewrittenreceivednoneReport

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