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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
2359412017-05-31 20:24:17217.123.231.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2358622017-05-31 18:04:5184.25.1.x/249143 (ZIGGO)nld (Netherlands)yesunknownunknownnoneReport
2358292017-05-31 17:25:27185.166.238.x/2464427 (OSN-ANY)nld (Netherlands)yesblockedblockednoneReport
2358292017-05-31 17:25:272a02:1811:cexx::/406848 (TELENET-AS)nld (Netherlands)noblockedblocked/104Report
2357572017-05-31 16:09:075.79.102.x/2460781 (LEASEWEB-NL-AMS-01)nld (Netherlands)yesunknownunknownnoneReport
2357062017-05-31 15:11:2562.145.205.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2356952017-05-31 15:10:3588.159.1.x/2439309 (KPN-SMS)nld (Netherlands)yesblockedblockednoneReport
2356652017-05-31 14:37:4188.159.1.x/2439309 (KPN-SMS)nld (Netherlands)yesblockedblockednoneReport
2356492017-05-31 14:03:51154.59.111.x/24174 (COGENT-174)nld (Netherlands)yesblockedblockednoneReport
2356182017-05-31 13:31:28194.151.205.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
2356002017-05-31 13:14:03145.120.189.x/241103 (SURFNET-NL)nld (Netherlands)noblockedblockednoneReport
2354612017-05-31 10:08:45185.49.140.x/24199664nld (Netherlands)noblockedblocked/22Report
2354612017-05-31 10:08:452a04:b900:xx::/40199664nld (Netherlands)noblockedblockednoneReport
2354592017-05-31 10:01:4580.100.46.x/243265 (XS4ALL-NL)nld (Netherlands)yesblockedblockednoneReport
2353892017-05-31 08:03:47213.126.100.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2352782017-05-31 04:46:0477.174.133.x/2412871 (NL-CONCEPTS)nld (Netherlands)yesrewrittenrewrittennoneReport
2351532017-05-31 00:39:30217.104.84.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2350692017-05-30 22:10:4389.99.32.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2350582017-05-30 21:51:0262.195.97.x/246830 (LibertyGlobal)nld (Netherlands)yesunknownunknownnoneReport
2350182017-05-30 20:51:0792.109.187.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2350132017-05-30 20:44:1692.109.187.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2349982017-05-30 20:07:3392.109.187.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2349942017-05-30 20:01:1992.109.187.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2349902017-05-30 19:57:4089.99.35.x/246830 (LibertyGlobal)nld (Netherlands)yesblockedblockednoneReport
2348582017-05-30 16:50:5737.46.121.x/2451430 (ALTUS)nld (Netherlands)yesblockedblockednoneReport
2348572017-05-30 16:50:4483.163.246.x/243265 (XS4ALL-NL)nld (Netherlands)yesblockedblockednoneReport
2348572017-05-30 16:50:442001:982:5bxx::/403265 (XS4ALL-NL)nld (Netherlands)noblockedblocked/48Report
2348342017-05-30 16:23:0283.163.246.x/243265 (XS4ALL-NL)nld (Netherlands)yesblockedblockednoneReport
2348072017-05-30 15:52:51217.104.84.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2347432017-05-30 14:38:3977.174.133.x/2412871 (NL-CONCEPTS)nld (Netherlands)yesrewrittenrewrittennoneReport
2347012017-05-30 13:56:3283.163.246.x/243265 (XS4ALL-NL)nld (Netherlands)yesunknownunknownnoneReport
2346792017-05-30 13:34:27217.117.233.x/2416281 (UTELISYS)nld (Netherlands)yesunknownunknownnoneReport
2346792017-05-30 13:34:272a03:a980:xx::/4016281 (UTELISYS)nld (Netherlands)noblockedblockednoneReport
2346642017-05-30 13:16:20131.180.220.x/241128 (TUDELFT-NL)nld (Netherlands)noblockedblockednoneReport
2346332017-05-30 12:37:0288.159.1.x/2439309 (KPN-SMS)nld (Netherlands)yesblockedblockednoneReport
2346282017-05-30 12:27:47145.94.206.x/241128 (TUDELFT-NL)nld (Netherlands)noblockedblockednoneReport
2345982017-05-30 11:49:0088.159.1.x/2439309 (KPN-SMS)nld (Netherlands)yesblockedblockednoneReport
2345832017-05-30 11:23:3988.159.1.x/2439309 (KPN-SMS)nld (Netherlands)yesblockedblockednoneReport
2345742017-05-30 11:15:1588.159.1.x/2439309 (KPN-SMS)nld (Netherlands)yesblockedblockednoneReport
2345682017-05-30 10:58:27193.0.21.x/243333 (RIPE-NCC-AS)nld (Netherlands)nounknownunknownnoneReport
2345682017-05-30 10:58:272001:67c:2xx::/403333 (RIPE-NCC-AS)nld (Netherlands)nounknownunknownnoneReport
2345402017-05-30 10:01:1188.159.1.x/2439309 (KPN-SMS)nld (Netherlands)yesblockedblockednoneReport
2344882017-05-30 08:38:51130.89.94.x/241133 (UTWENTE-AS)nld (Netherlands)noblockedblocked/16Report
2344882017-05-30 08:38:512001:67c:25xx::/401133 (UTWENTE-AS)nld (Netherlands)noblockedblockednoneReport
2344782017-05-30 08:23:18213.179.208.x/2449544 (i3Dnet)nld (Netherlands)yesblockedblockednoneReport
2344572017-05-30 07:58:22195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
2344562017-05-30 07:57:30193.0.21.x/243333 (RIPE-NCC-AS)nld (Netherlands)nounknownunknownnoneReport
2344562017-05-30 07:57:302001:67c:2xx::/403333 (RIPE-NCC-AS)nld (Netherlands)nounknownunknownnoneReport
2344272017-05-30 07:10:27143.179.97.x/2413127 (T-Mobile)nld (Netherlands)yesrewrittenrewrittennoneReport
2343962017-05-30 06:23:56143.179.97.x/2413127 (T-Mobile)nld (Netherlands)yesrewrittenrewrittennoneReport
2343812017-05-30 05:48:0562.140.137.x/2415480 (VFNL-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
2343562017-05-30 05:01:2377.174.133.x/2412871 (NL-CONCEPTS)nld (Netherlands)yesrewrittenrewrittennoneReport
2341822017-05-29 23:07:0923.79.230.x/2412222 (AKAMAI)nld (Netherlands)yesrewrittenrewrittennoneReport
2341042017-05-29 20:19:4692.109.187.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2340422017-05-29 18:59:15109.232.227.x/2449453 (GLOBALLAYER)nld (Netherlands)yesblockedblockednoneReport
2338862017-05-29 16:06:4985.145.222.x/2450266 (tmobile-thuis)nld (Netherlands)yesblockedblockednoneReport
2338242017-05-29 14:37:50194.151.205.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
2337932017-05-29 14:09:26194.151.205.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
2337222017-05-29 12:44:2889.99.32.x/246830 (LibertyGlobal)nld (Netherlands)yesrewrittenrewrittennoneReport
2336992017-05-29 12:13:29217.117.233.x/2416281 (UTELISYS)nld (Netherlands)yesblockedblockednoneReport
2336942017-05-29 12:07:22145.118.93.x/241103 (SURFNET-NL)nld (Netherlands)nounknownunknownnoneReport
2336772017-05-29 11:37:3484.25.1.x/249143 (ZIGGO)nld (Netherlands)yesunknownunknownnoneReport
2336682017-05-29 11:15:22217.117.233.x/2416281 (UTELISYS)nld (Netherlands)yesunknownunknownnoneReport
2336682017-05-29 11:15:222a03:a980:xx::/4016281 (UTELISYS)nld (Netherlands)noblockedblockednoneReport
2336202017-05-29 09:53:24131.180.220.x/241128 (TUDELFT-NL)nld (Netherlands)noblockedblocked/23Report
2336192017-05-29 09:52:39145.94.42.x/241128 (TUDELFT-NL)nld (Netherlands)noblockedblocked/24Report
2335582017-05-29 08:23:2384.27.59.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2335312017-05-29 07:43:48185.49.140.x/24199664nld (Netherlands)noblockedblocked/22Report
2335312017-05-29 07:43:482a04:b900:xx::/40199664nld (Netherlands)noblockedblocked/32Report
2334982017-05-29 07:05:05131.211.221.x/241103 (SURFNET-NL)nld (Netherlands)nounknownunknownnoneReport
2334922017-05-29 06:59:14145.100.72.x/241103 (SURFNET-NL)nld (Netherlands)yesunknownunknownnoneReport
2334452017-05-29 05:43:59213.179.212.x/2449544 (i3Dnet)nld (Netherlands)yesblockedblockednoneReport
2334442017-05-29 05:43:522a03:a980:xx::/4016281 (UTELISYS)nld (Netherlands)noblockedblockednoneReport
2334182017-05-29 04:54:42213.179.208.x/2449544 (i3Dnet)nld (Netherlands)yesblockedblockednoneReport
2334042017-05-29 04:31:5377.174.133.x/2412871 (NL-CONCEPTS)nld (Netherlands)yesrewrittenrewrittennoneReport
2332102017-05-28 21:58:05217.63.8.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
2331002017-05-28 18:14:09217.123.231.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2330262017-05-28 16:11:3577.243.189.x/249009 (M247)nld (Netherlands)yesblockedblockednoneReport
2328172017-05-28 10:28:4691.227.27.x/2420844 (AS-3DFASHION)nld (Netherlands)yesblockedblockednoneReport
2327832017-05-28 09:44:49217.123.231.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2327502017-05-28 08:45:4683.85.155.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
2327502017-05-28 08:45:462001:1c02:19xx::/409143 (ZIGGO)nld (Netherlands)noblockedblocked/64Report
2327382017-05-28 08:22:5237.46.121.x/2451430 (ALTUS)nld (Netherlands)yesblockedblockednoneReport
2326762017-05-28 06:47:05198.211.123.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
2326722017-05-28 06:47:04178.62.207.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
2326662017-05-28 06:47:03188.166.144.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
2326002017-05-28 05:19:02153.92.127.x/2463473 (HOSTHATCH)nld (Netherlands)nounknownunknownnoneReport
2325782017-05-28 04:42:33176.56.236.x/24198203 (ASN-ROUTELABEL)nld (Netherlands)nounknownunknownnoneReport
2324442017-05-27 23:51:2180.114.173.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
2324142017-05-27 22:32:052a02:a450:aaxx::/401136 (KPN)nld (Netherlands)noblockedblocked/48Report
2322272017-05-27 16:49:1086.92.178.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
2321682017-05-27 15:22:19217.117.233.x/2416281 (UTELISYS)nld (Netherlands)yesblockedblockednoneReport
2321362017-05-27 14:42:3277.174.133.x/2412871 (NL-CONCEPTS)nld (Netherlands)yesrewrittenrewrittennoneReport
2320462017-05-27 12:16:2280.100.158.x/243265 (XS4ALL-NL)nld (Netherlands)yesrewrittenrewrittennoneReport
2319832017-05-27 10:43:4180.100.158.x/243265 (XS4ALL-NL)nld (Netherlands)yesrewrittenrewrittennoneReport
2319632017-05-27 10:08:4086.92.178.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
2319392017-05-27 09:20:1183.163.50.x/243265 (XS4ALL-NL)nld (Netherlands)yesblockedblockednoneReport
2319392017-05-27 09:20:112001:980:57xx::/403265 (XS4ALL-NL)nld (Netherlands)noblockedblocked/48Report
2318092017-05-27 04:59:29213.179.212.x/2449544 (i3Dnet)nld (Netherlands)yesblockedblockednoneReport
2317852017-05-27 04:34:10185.163.126.x/2448800 (ONETSOLUTIONS)nld (Netherlands)noblockedblocked/22Report
2315792017-05-26 21:43:3294.211.224.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
2315542017-05-26 20:53:5780.100.158.x/243265 (XS4ALL-NL)nld (Netherlands)yesrewrittenrewrittennoneReport
2315192017-05-26 19:58:52185.41.137.x/2451313 (highlandwireless)nld (Netherlands)yesblockedblockednoneReport
2315112017-05-26 19:46:04217.117.232.x/2416281 (UTELISYS)nld (Netherlands)yesunknownreceived/20Report
2314802017-05-26 18:43:2723.79.230.x/2412222 (AKAMAI)nld (Netherlands)yesrewrittenrewrittennoneReport
2313332017-05-26 15:19:1123.79.230.x/2412222 (AKAMAI)nld (Netherlands)yesrewrittenrewrittennoneReport
2313302017-05-26 15:17:22213.93.129.x/246830 (LibertyGlobal)nld (Netherlands)yesblockedblockednoneReport
2312902017-05-26 14:29:1423.79.230.x/2412222 (AKAMAI)nld (Netherlands)yesrewrittenrewrittennoneReport
2312302017-05-26 13:18:1786.92.178.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
2312292017-05-26 13:17:4823.79.230.x/2412222 (AKAMAI)nld (Netherlands)yesrewrittenrewrittennoneReport
2311892017-05-26 12:03:23185.154.109.x/2449770 (INTERNETPORT-AS)nld (Netherlands)yesrewrittenrewrittennoneReport

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