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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
7730562019-10-20 15:00:13185.164.72.x/2450673 (Serverius-as)nld (Netherlands)noreceivedreceived/8Report
7730122019-10-20 13:05:3692.111.108.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenreceived/8Report
7729432019-10-20 08:58:5092.111.108.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenreceived/8Report
7710972019-10-17 07:13:1237.153.233.x/2428685 (ASN-ROUTIT)nld (Netherlands)yesrewrittenreceivednoneReport
7698472019-10-15 13:21:32171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7697512019-10-15 09:37:11171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7692132019-10-14 15:02:24185.164.72.x/2450673 (Serverius-as)nld (Netherlands)noreceivedreceived/8Report
7690512019-10-14 10:33:45185.217.210.x/24202120 (COMSAVE-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7681042019-10-12 06:42:23185.164.72.x/2450673 (Serverius-as)nld (Netherlands)noreceivedreceived/8Report
7679872019-10-12 00:19:42185.164.72.x/2450673 (Serverius-as)nld (Netherlands)noreceivedreceived/8Report
7667182019-10-10 10:15:39185.164.72.x/2450673 (Serverius-as)nld (Netherlands)noreceivedreceived/8Report
7666142019-10-10 07:09:40185.164.72.x/2450673 (Serverius-as)nld (Netherlands)noreceivedreceived/8Report
7665722019-10-10 06:11:55185.164.72.x/2450673 (Serverius-as)nld (Netherlands)noreceivedreceived/8Report
7658732019-10-09 06:37:10185.164.72.x/2450673 (Serverius-as)nld (Netherlands)noreceivedreceived/8Report
7655442019-10-08 17:16:04185.227.81.x/24209280 (SmartHosten)nld (Netherlands)noblockedreceived/8Report
7655372019-10-08 17:09:26185.227.81.x/24209280 (SmartHosten)nld (Netherlands)noblockedreceived/8Report
7655302019-10-08 17:02:46185.227.81.x/24209280 (SmartHosten)nld (Netherlands)noblockedreceived/8Report
7655262019-10-08 16:50:07185.227.81.x/24209280 (SmartHosten)nld (Netherlands)noblockedreceived/8Report
7655252019-10-08 16:46:34185.227.81.x/24209280 (SmartHosten)nld (Netherlands)noblockedreceived/8Report
7652822019-10-08 08:30:51171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7627552019-10-04 03:33:50185.227.81.x/24209280 (SmartHosten)nld (Netherlands)noblockedreceived/8Report
7623162019-10-03 10:42:03188.207.78.x/241136 (KPN)nld (Netherlands)yesblockedreceived/8Report
7615172019-10-02 06:57:1950.7.232.x/24174 (COGENT-174)nld (Netherlands)noblockedreceived/8Report
7609622019-10-01 11:36:1650.7.232.x/24174 (COGENT-174)nld (Netherlands)noblockedreceived/8Report
7608522019-10-01 07:24:33171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7583702019-09-27 02:27:12185.227.81.x/24209280 (SmartHosten)nld (Netherlands)noblockedreceived/8Report
7583672019-09-27 02:16:34185.227.81.x/24209280 (SmartHosten)nld (Netherlands)noblockedreceived/8Report
7563742019-09-24 06:18:12171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7515662019-09-16 11:19:20171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7495972019-09-12 20:06:2195.142.106.x/248455 (ATOM86-AS)nld (Netherlands)yesblockedreceived/8Report
7493952019-09-12 14:14:2346.44.180.x/2428685 (ASN-ROUTIT)nld (Netherlands)yesrewrittenreceivednoneReport
7492242019-09-12 09:14:452001:4878:a2xx::/4012222 (AKAMAI)nld (Netherlands)noreceivedreceived/16Report
7484912019-09-11 08:44:262001:4878:a2xx::/4012222 (AKAMAI)nld (Netherlands)noreceivedreceived/16Report
7478302019-09-10 08:52:252001:4878:a2xx::/4012222 (AKAMAI)nld (Netherlands)noreceivedreceived/16Report
7478162019-09-10 08:15:302001:4878:a2xx::/4012222 (AKAMAI)nld (Netherlands)noreceivedreceived/16Report
7473182019-09-09 12:38:28159.100.107.x/2433915 (TNF-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7472532019-09-09 10:12:54171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7457792019-09-06 08:00:132001:678:8xx::/4064404 (EVENTINFRA-AS)nld (Netherlands)noreceivedblocked/48Report
7448942019-09-04 18:01:0883.232.61.x/241136 (KPN)nld (Netherlands)yesblockedreceived/8Report
7448912019-09-04 17:57:4031.161.206.x/241136 (KPN)nld (Netherlands)yesblockedreceived/8Report
7434772019-09-02 09:06:38171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7407442019-08-28 07:36:3880.65.118.x/2420847 (PREVIDER-AS)nld (Netherlands)yesblockedreceived/8Report
7394892019-08-26 08:00:05171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7355722019-08-19 06:53:37171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7315842019-08-12 05:47:06171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7173482019-07-17 09:36:09171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7128212019-07-10 08:29:37171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7123002019-07-09 13:42:25185.76.17.x/2447886 (EQUINIX-NL-ASN)nld (Netherlands)noblockedreceived/8Report
7123002019-07-09 13:42:252001:1540:8xx::/4047886 (EQUINIX-NL-ASN)nld (Netherlands)noreceivedreceived/16Report
7086662019-07-03 07:23:06171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7058682019-06-28 05:24:41188.207.106.x/248737 (PT)nld (Netherlands)yesblockedreceived/8Report
7053492019-06-27 09:17:25185.76.17.x/2447886 (EQUINIX-NL-ASN)nld (Netherlands)noblockedreceived/8Report
7053492019-06-27 09:17:252001:1540:8xx::/4047886 (EQUINIX-NL-ASN)nld (Netherlands)noreceivedreceived/16Report
7040262019-06-25 08:41:42171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
7008532019-06-19 11:17:34185.76.17.x/2447886 (EQUINIX-NL-ASN)nld (Netherlands)noblockedreceived/8Report
7008532019-06-19 11:17:342001:1540:8xx::/4016243 (VIRTU-AS)nld (Netherlands)noreceivedreceived/16Report
7008512019-06-19 11:14:10185.76.17.x/2447886 (EQUINIX-NL-ASN)nld (Netherlands)noblockedreceived/8Report
7008512019-06-19 11:14:102001:1540:8xx::/4016243 (VIRTU-AS)nld (Netherlands)noreceivedreceived/16Report
7001152019-06-18 07:35:13171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6996032019-06-17 13:07:53185.76.17.x/2447886 (EQUINIX-NL-ASN)nld (Netherlands)noblockedreceived/8Report
6996032019-06-17 13:07:532001:1540:8xx::/4016243 (VIRTU-AS)nld (Netherlands)noreceivedreceived/16Report
6958902019-06-11 06:28:42171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6933302019-06-06 11:17:55185.76.17.x/2447886 (EQUINIX-NL-ASN)nld (Netherlands)noblockedreceived/8Report
6933302019-06-06 11:17:552001:1540:8xx::/4016243 (VIRTU-AS)nld (Netherlands)noreceivedreceived/16Report
6931892019-06-06 05:15:29188.206.78.x/248737 (PT)nld (Netherlands)yesblockedreceived/8Report
6912402019-06-03 07:31:39171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6871072019-05-27 06:25:10171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6856482019-05-24 07:40:13185.76.17.x/2447886 (EQUINIX-NL-ASN)nld (Netherlands)noblockedreceived/8Report
6856482019-05-24 07:40:132001:1540:8xx::/4016243 (VIRTU-AS)nld (Netherlands)noreceivedreceived/16Report
6850572019-05-23 08:57:422001:4878:a2xx::/4012222 (AKAMAI)nld (Netherlands)noreceivedreceived/16Report
6845292019-05-22 14:17:462001:4878:a2xx::/4012222 (AKAMAI)nld (Netherlands)noreceivedreceived/16Report
6844442019-05-22 11:46:502001:4878:a2xx::/4012222 (AKAMAI)nld (Netherlands)noreceivedreceived/16Report
6830062019-05-20 07:53:092001:4878:a2xx::/4012222 (AKAMAI)nld (Netherlands)noreceivedreceived/16Report
6816142019-05-17 13:12:442001:4878:a2xx::/4012222 (AKAMAI)nld (Netherlands)noreceivedreceived/16Report
6815642019-05-17 11:48:01171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6815192019-05-17 10:18:392001:4878:a2xx::/4012222 (AKAMAI)nld (Netherlands)noreceivedreceived/16Report
6792732019-05-14 06:53:18171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6751542019-05-07 05:46:46171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6742362019-05-05 18:36:3489.200.76.x/248737 (PT)nld (Netherlands)yesblockedreceived/8Report
6734152019-05-03 23:05:1789.200.76.x/248737 (PT)nld (Netherlands)yesblockedreceived/8Report
6604852019-04-12 09:02:24171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6560312019-04-05 07:55:52171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6473552019-03-21 19:36:57171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6424272019-03-14 18:30:26171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6373272019-03-07 17:23:54171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6327972019-02-28 19:00:3031.161.155.x/248737 (PT)nld (Netherlands)yesblockedreceived/8Report
6326972019-02-28 16:17:18171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6326932019-02-28 16:06:49171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6318452019-02-27 08:50:17171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6280762019-02-21 08:00:4362.133.99.x/248737 (PT)nld (Netherlands)yesblockedreceived/8Report
6273502019-02-20 07:43:45171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6261262019-02-18 08:07:3846.231.16.x/24201290 (BlackGATE)nld (Netherlands)yesrewrittenreceived/29Report
6223072019-02-11 16:14:04171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6182902019-02-04 15:07:29171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6168352019-02-01 13:50:2189.200.45.x/248737 (PT)nld (Netherlands)yesblockedreceived/8Report
6154922019-01-30 11:46:33171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6142202019-01-28 16:09:4883.167.202.x/2433915 (TNF-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6141712019-01-28 14:46:2483.167.202.x/2433915 (TNF-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6139622019-01-28 08:02:3046.231.16.x/24201290 (BlackGATE)nld (Netherlands)yesrewrittenreceived/29Report
6121272019-01-24 13:09:25188.206.72.x/248737 (PT)nld (Netherlands)yesblockedreceived/8Report
6114612019-01-23 10:40:02171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6073792019-01-16 09:48:14188.207.107.x/248737 (PT)nld (Netherlands)yesblockedreceived/8Report
6073732019-01-16 09:33:28171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6031992019-01-09 08:26:58171.33.130.x/2428878 (SIGNET-AS)nld (Netherlands)yesrewrittenreceivednoneReport
6018442019-01-07 08:01:2046.231.16.x/24201290 (BlackGATE)nld (Netherlands)yesrewrittenreceived/29Report

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