Logo

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
2490882017-06-15 22:17:5380.100.158.x/243265 (XS4ALL-NL)nld (Netherlands)yesrewrittenrewrittennoneReport
2490222017-06-15 20:45:2992.109.187.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2488392017-06-15 16:42:0880.100.158.x/243265 (XS4ALL-NL)nld (Netherlands)yesrewrittenrewrittennoneReport
2488142017-06-15 16:15:36217.123.231.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2487472017-06-15 14:58:5377.174.133.x/2412871 (NL-CONCEPTS)nld (Netherlands)yesrewrittenrewrittennoneReport
2486972017-06-15 14:04:4195.97.9.x/246830 (LibertyGlobal)nld (Netherlands)yesblockedblockednoneReport
2486582017-06-15 13:31:34188.203.252.x/241136 (KPN)nld (Netherlands)yesunknownunknownnoneReport
2485842017-06-15 11:57:44213.179.208.x/2449544 (i3Dnet)nld (Netherlands)yesblockedblockednoneReport
2485632017-06-15 11:22:0662.195.97.x/246830 (LibertyGlobal)nld (Netherlands)yesunknownunknownnoneReport
2484882017-06-15 09:44:4681.207.31.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
2484812017-06-15 09:41:1084.27.59.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2484522017-06-15 08:58:06185.49.140.x/24199664nld (Netherlands)noblockedblocked/22Report
2484522017-06-15 08:58:062a04:b900:xx::/40199664nld (Netherlands)noblockedblocked/32Report
2483782017-06-15 07:19:4283.163.50.x/243265 (XS4ALL-NL)nld (Netherlands)yesblockedblockednoneReport
2483782017-06-15 07:19:422001:980:57xx::/403265 (XS4ALL-NL)nld (Netherlands)noblockedblocked/48Report
2483702017-06-15 07:09:4986.92.178.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
2483242017-06-15 06:03:46131.180.220.x/241128 (TUDELFT-NL)nld (Netherlands)noblockedblocked/23Report
2482682017-06-15 04:52:0977.174.133.x/2412871 (NL-CONCEPTS)nld (Netherlands)yesrewrittenrewrittennoneReport
2482432017-06-15 04:21:06213.127.38.x/246830 (LibertyGlobal)nld (Netherlands)yesblockedblockednoneReport
2482432017-06-15 04:21:062a02:a210:2axx::/406830 (LibertyGlobal)nld (Netherlands)noblockedblocked/64Report
2480642017-06-14 22:54:2084.27.59.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2479622017-06-14 20:11:0480.115.27.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
2478722017-06-14 18:23:1562.195.97.x/246830 (LibertyGlobal)nld (Netherlands)yesunknownunknownnoneReport
2478662017-06-14 18:05:14217.104.84.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2478492017-06-14 17:50:0385.145.222.x/2450266 (tmobile-thuis)nld (Netherlands)yesblockedblockednoneReport
2478212017-06-14 17:19:18213.179.208.x/2449544 (i3Dnet)nld (Netherlands)yesblockedblockednoneReport
2476282017-06-14 13:52:4581.207.31.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
2476222017-06-14 13:39:27217.117.233.x/2416281 (UTELISYS)nld (Netherlands)yesblockedblockednoneReport
2475742017-06-14 12:24:5892.70.149.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
2475392017-06-14 11:26:42192.33.238.x/2421286 (KPN-Corporate-Market)nld (Netherlands)yesunknownunknownnoneReport
2474592017-06-14 09:41:22145.120.188.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblockednoneReport
2474092017-06-14 08:43:4083.85.155.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
2473642017-06-14 07:44:2392.67.32.x/241136 (KPN)nld (Netherlands)yesunknownunknownnoneReport
2473222017-06-14 06:58:1389.99.32.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2473132017-06-14 06:44:06195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
2473062017-06-14 06:38:0586.92.178.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
2472482017-06-14 04:59:2577.174.133.x/2412871 (NL-CONCEPTS)nld (Netherlands)yesrewrittenrewrittennoneReport
2469612017-06-13 20:59:0886.92.178.x/241136 (KPN)nld (Netherlands)yesunknownrewrittennoneReport
2467902017-06-13 16:20:0262.140.132.x/2415480 (VFNL-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
2467652017-06-13 15:53:2489.99.32.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2467582017-06-13 15:40:5689.99.243.x/246830 (LibertyGlobal)nld (Netherlands)yesblockedblockednoneReport
2466702017-06-13 13:46:25217.123.231.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2466172017-06-13 12:34:5080.100.46.x/243265 (XS4ALL-NL)nld (Netherlands)yesblockedblockednoneReport
2466172017-06-13 12:34:502001:980:91xx::/403265 (XS4ALL-NL)nld (Netherlands)noblockedblocked/120Report
2465102017-06-13 10:00:06145.94.42.x/241128 (TUDELFT-NL)nld (Netherlands)noblockedblocked/24Report
2464862017-06-13 09:08:12145.100.72.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
2464552017-06-13 08:04:24213.179.208.x/2449544 (i3Dnet)nld (Netherlands)yesblockedblockednoneReport
2464182017-06-13 07:19:59185.49.140.x/24199664nld (Netherlands)noblockedblocked/22Report
2464182017-06-13 07:19:592a04:b900:xx::/40199664nld (Netherlands)noblockedblocked/32Report
2464032017-06-13 06:36:20143.121.239.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
2463502017-06-13 05:11:4577.174.133.x/2412871 (NL-CONCEPTS)nld (Netherlands)yesrewrittenrewrittennoneReport
2461712017-06-12 23:36:21213.179.208.x/2449544 (i3Dnet)nld (Netherlands)yesblockedblockednoneReport
2461372017-06-12 21:57:0880.114.173.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
2461312017-06-12 21:45:37217.117.232.x/2416281 (UTELISYS)nld (Netherlands)yesunknownreceived/20Report
2459872017-06-12 17:36:31109.232.227.x/2449453 (GLOBALLAYER)nld (Netherlands)yesblockedblockednoneReport
2458832017-06-12 15:53:125.45.62.x/24198605 (AVAST-AS-DC)nld (Netherlands)yesunknownunknownnoneReport
2457912017-06-12 14:23:3389.99.243.x/246830 (LibertyGlobal)nld (Netherlands)yesblockedblockednoneReport
2457552017-06-12 13:38:0062.72.193.x/2415480 (VFNL-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
2456152017-06-12 10:15:53213.179.208.x/2449544 (i3Dnet)nld (Netherlands)yesblockedblockednoneReport
2455992017-06-12 09:56:59217.117.233.x/2416281 (UTELISYS)nld (Netherlands)yesblockedblockednoneReport
2455982017-06-12 09:56:5889.99.243.x/246830 (LibertyGlobal)nld (Netherlands)yesblockedblockednoneReport
2455902017-06-12 09:43:11145.94.42.x/241128 (TUDELFT-NL)nld (Netherlands)noblockedblocked/24Report
2455682017-06-12 09:01:54130.89.95.x/241133 (UTWENTE-AS)nld (Netherlands)noblockedblocked/17Report
2455682017-06-12 09:01:542001:67c:25xx::/401133 (UTWENTE-AS)nld (Netherlands)noblockedblocked/48Report
2455592017-06-12 08:56:4486.92.178.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
2455002017-06-12 07:28:58131.211.221.x/241103 (SURFNET-NL)nld (Netherlands)nounknownunknownnoneReport
2454802017-06-12 07:02:03145.107.147.x/241103 (SURFNET-NL)nld (Netherlands)nounknownunknownnoneReport
2454682017-06-12 06:43:58131.180.220.x/241128 (TUDELFT-NL)nld (Netherlands)noblockedblocked/23Report
2454042017-06-12 04:31:1477.174.133.x/2412871 (NL-CONCEPTS)nld (Netherlands)yesrewrittenrewrittennoneReport
2452352017-06-11 20:57:535.45.62.x/24198605 (AVAST-AS-DC)nld (Netherlands)yesunknownunknownnoneReport
2452092017-06-11 20:07:52138.199.69.x/2422363 (PHMGMT-AS1)nld (Netherlands)yesunknownunknownnoneReport
2451072017-06-11 16:47:3481.205.239.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
2451072017-06-11 16:47:342a02:a443:c8xx::/401136 (KPN)nld (Netherlands)noblockedblocked/48Report
2450382017-06-11 15:04:5282.95.208.x/243265 (XS4ALL-NL)nld (Netherlands)yesblockedblockednoneReport
2450222017-06-11 14:38:47213.127.71.x/246830 (LibertyGlobal)nld (Netherlands)yesblockedblockednoneReport
2450222017-06-11 14:38:472a02:a210:2axx::/406830 (LibertyGlobal)nld (Netherlands)noblockedblocked/64Report
2449812017-06-11 12:57:3091.227.27.x/2420844 (AS-3DFASHION)nld (Netherlands)yesblockedblockednoneReport
2449482017-06-11 11:47:10213.179.212.x/2449544 (i3Dnet)nld (Netherlands)yesblockedblockednoneReport
2449302017-06-11 11:04:5380.100.158.x/243265 (XS4ALL-NL)nld (Netherlands)yesrewrittenrewrittennoneReport
2448092017-06-11 06:47:04198.211.123.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
2448082017-06-11 06:47:04128.199.49.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
2448032017-06-11 06:47:03178.62.207.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
2447552017-06-11 05:19:02153.92.127.x/2463473 (HOSTHATCH)nld (Netherlands)nounknownunknownnoneReport
2447352017-06-11 04:41:55176.56.236.x/24198203 (ASN-ROUTELABEL)nld (Netherlands)nounknownunknownnoneReport
2446712017-06-11 02:31:195.45.62.x/24198605 (AVAST-AS-DC)nld (Netherlands)yesunknownunknownnoneReport
2445272017-06-10 20:01:40217.63.8.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
2444542017-06-10 17:41:43217.117.233.x/2416281 (UTELISYS)nld (Netherlands)yesblockedblockednoneReport
2443612017-06-10 15:08:3980.100.158.x/243265 (XS4ALL-NL)nld (Netherlands)yesrewrittenrewrittennoneReport
2443582017-06-10 15:05:4189.99.32.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2442252017-06-10 11:16:5680.100.158.x/243265 (XS4ALL-NL)nld (Netherlands)yesblockedblockednoneReport
2442252017-06-10 11:16:562001:984:8exx::/403265 (XS4ALL-NL)nld (Netherlands)noblockedblocked/48Report
2441632017-06-10 09:06:3782.95.208.x/243265 (XS4ALL-NL)nld (Netherlands)yesblockedblockednoneReport
2439822017-06-10 02:34:52217.63.8.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
2439652017-06-10 01:28:5389.99.32.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2438832017-06-09 22:01:50185.41.137.x/2451313 (highlandwireless)nld (Netherlands)yesblockedblockednoneReport
2437872017-06-09 18:30:4462.194.77.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2437472017-06-09 17:30:18213.93.129.x/246830 (LibertyGlobal)nld (Netherlands)yesblockedblockednoneReport
2437252017-06-09 16:48:30213.127.71.x/246830 (LibertyGlobal)nld (Netherlands)yesblockedblockednoneReport
2437252017-06-09 16:48:302a02:a210:2axx::/406830 (LibertyGlobal)nld (Netherlands)noblockedblocked/64Report
2436992017-06-09 16:09:1694.211.224.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2433832017-06-09 08:21:3386.92.178.x/241136 (KPN)nld (Netherlands)yesunknownrewrittennoneReport
2433392017-06-09 07:06:5793.92.31.x/2457795 (NGNETWORKS)nld (Netherlands)yesunknownunknownnoneReport
2433172017-06-09 06:40:3882.95.141.x/243265 (XS4ALL-NL)nld (Netherlands)yesrewrittenrewrittennoneReport
2432772017-06-09 05:03:1177.174.133.x/2412871 (NL-CONCEPTS)nld (Netherlands)yesrewrittenrewrittennoneReport
2429992017-06-08 19:57:57213.179.208.x/2449544 (i3Dnet)nld (Netherlands)yesblockedblockednoneReport
2429592017-06-08 18:48:37213.179.212.x/2449544 (i3Dnet)nld (Netherlands)yesblockedblockednoneReport
2429572017-06-08 18:48:37217.103.35.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2429392017-06-08 18:20:2592.109.187.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2428582017-06-08 16:19:50213.179.208.x/2449544 (i3Dnet)nld (Netherlands)yesblockedblockednoneReport
2428352017-06-08 15:57:1485.145.222.x/2450266 (tmobile-thuis)nld (Netherlands)yesblockedblockednoneReport

Next 100
Last Modified