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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
16887942023-12-17 10:31:332a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16882882023-12-16 01:59:072a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16875282023-12-14 20:09:4888.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16872672023-12-14 11:00:482a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16868462023-12-13 18:03:07185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16868462023-12-13 18:03:072a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16861502023-12-12 14:07:40185.53.90.x/2460528 (ASN-XANTOS)nld (Netherlands)no✔blockedreceived/23Report
16858952023-12-12 01:01:46185.22.12.x/2462353 (ASN-DATAPLACE)nld (Netherlands)yesblockedreceived/8Report
16855352023-12-11 12:38:4287.195.80.x/2412414 (NL-SOLCON)nld (Netherlands)yesrewrittenreceivednoneReport
16853892023-12-11 06:23:252a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16845692023-12-09 00:52:152a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16838262023-12-07 19:03:1288.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16835562023-12-07 09:53:532a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16832012023-12-06 17:18:4888.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16829132023-12-06 08:15:15185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16829132023-12-06 08:15:152a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16829062023-12-06 07:59:09185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16825102023-12-05 17:37:1088.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16824822023-12-05 16:53:4688.202.162.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16823582023-12-05 13:00:51185.53.90.x/2460528 (ASN-XANTOS)nld (Netherlands)no✔blockedreceived/23Report
16823112023-12-05 10:39:412a02:22a0:bbxx::/4028685 (ASN-ROUTIT)nld (Netherlands)noblockedreceived/32Report
16816212023-12-04 05:16:282a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16807772023-12-01 23:45:182a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16793032023-11-29 11:39:50185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16793032023-11-29 11:39:502a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16787542023-11-28 15:03:3988.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16786522023-11-28 11:53:58185.53.90.x/2460528 (ASN-XANTOS)nld (Netherlands)no✔blockedreceived/23Report
16786002023-11-28 09:32:492a02:22a0:bbxx::/4028685 (ASN-ROUTIT)nld (Netherlands)noblockedreceived/32Report
16779222023-11-27 04:09:052a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16770402023-11-24 22:37:542a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16754302023-11-22 07:18:142a02:22a0:bbxx::/4028685 (ASN-ROUTIT)nld (Netherlands)noblockedreceived/32Report
16750972023-11-21 16:25:35185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16750972023-11-21 16:25:352a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16749232023-11-21 10:47:09185.53.90.x/2460528 (ASN-XANTOS)nld (Netherlands)no✔blockedreceived/23Report
16749102023-11-21 10:10:02185.177.139.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16747202023-11-21 00:22:0488.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16741362023-11-20 03:02:102a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16739062023-11-19 15:21:232a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16738412023-11-19 12:31:072a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16714082023-11-14 15:18:39185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16714082023-11-14 15:18:392a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16712282023-11-14 09:40:19185.53.90.x/2460528 (ASN-XANTOS)nld (Netherlands)no✔blockedreceived/23Report
16711832023-11-14 07:52:032a02:22a0:bbxx::/4028685 (ASN-ROUTIT)nld (Netherlands)noblockedreceived/32Report
16710382023-11-13 23:15:3088.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16707392023-11-13 14:27:39185.177.139.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16704322023-11-13 01:55:092a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16702492023-11-12 13:57:552a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16689712023-11-09 21:55:5388.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16689712023-11-09 21:55:532a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16686832023-11-09 10:24:322a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16686522023-11-09 09:26:342a03:9700:80xx::/4020847 (PREVIDER-AS)nld (Netherlands)noreceivedreceived/16Report
16682362023-11-08 15:11:102a03:9700:xx::/4020847 (PREVIDER-AS)nld (Netherlands)noreceivedreceived/16Report
16676002023-11-07 14:01:50185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16676002023-11-07 14:01:502a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16674742023-11-07 08:33:29185.53.90.x/2460528 (ASN-XANTOS)nld (Netherlands)no✔blockedreceived/23Report
16670432023-11-06 14:01:152a02:22a0:bbxx::/4028685 (ASN-ROUTIT)nld (Netherlands)noblockedreceived/32Report
16667652023-11-06 00:48:032a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16651652023-11-02 20:48:5888.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16651652023-11-02 20:48:582a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16650492023-11-02 15:39:5931.161.139.x/241136 (KPN)nld (Netherlands)yesblockedreceived/10Report
16649162023-11-02 09:17:152a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16644582023-11-01 14:04:002a03:9700:xx::/4020847 (PREVIDER-AS)nld (Netherlands)noreceivedreceived/16Report
16637882023-10-31 12:52:51185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16637882023-10-31 12:52:512a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16636582023-10-31 07:26:39185.53.90.x/2460528 (ASN-XANTOS)nld (Netherlands)no✔blockedreceived/23Report
16631282023-10-30 08:08:442a02:22a0:bbxx::/4028685 (ASN-ROUTIT)nld (Netherlands)noblockedreceived/32Report
16631232023-10-30 08:00:372a02:22a0:bbxx::/4028685 (ASN-ROUTIT)nld (Netherlands)noblockedreceived/32Report
16630042023-10-29 23:40:582a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16614142023-10-26 19:42:0088.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16614142023-10-26 19:42:002a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16598722023-10-24 08:17:06185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16598722023-10-24 08:17:062a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16598392023-10-24 06:34:0837.49.225.x/24211826 (istqserverses)nld (Netherlands)no✔blockedreceived/24Report
16598392023-10-24 06:34:082a13:adc0:xx::/403920 (IMS-RTFM)nld (Netherlands)no✔receivedreceived/16Report
16598372023-10-24 06:30:3237.49.225.x/24211826 (istqserverses)nld (Netherlands)no✔blockedreceived/24Report
16598372023-10-24 06:30:322a13:adc0:xx::/403920 (IMS-RTFM)nld (Netherlands)no✔receivedreceived/16Report
16598332023-10-24 06:19:48185.53.90.x/24213371 (SQUITTER-NETWORKS)nld (Netherlands)no✔blockedreceived/23Report
16598312023-10-24 06:13:51185.53.90.x/24213371 (SQUITTER-NETWORKS)nld (Netherlands)no✔blockedreceived/23Report
16598302023-10-24 06:10:3937.49.225.x/24211826 (istqserverses)nld (Netherlands)no✔blockedreceived/24Report
16598302023-10-24 06:10:392a13:adc0:xx::/403920 (IMS-RTFM)nld (Netherlands)no✔receivedreceived/16Report
16592762023-10-23 06:37:092a02:22a0:bbxx::/4028685 (ASN-ROUTIT)nld (Netherlands)noblockedreceived/32Report
16591212023-10-22 22:33:582a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16585262023-10-21 12:23:4037.49.225.x/24211826 (istqserverses)nld (Netherlands)no✔blockedreceived/24Report
16585262023-10-21 12:23:402a13:adc0:xx::/403920 (IMS-RTFM)nld (Netherlands)no✔receivedreceived/16Report
16579462023-10-20 11:45:082a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16579282023-10-20 11:08:142a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16578692023-10-20 07:54:01185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16578692023-10-20 07:54:012a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16578642023-10-20 07:39:09185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16578642023-10-20 07:39:092a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16576382023-10-19 17:49:3937.49.225.x/24211826 (istqserverses)nld (Netherlands)no✔blockedreceived/24Report
16576382023-10-19 17:49:392a13:adc0:xx::/403920 (IMS-RTFM)nld (Netherlands)no✔receivedreceived/16Report
16575972023-10-19 16:46:0288.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16575972023-10-19 16:46:022a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16569212023-10-18 13:49:57188.206.77.x/241136 (KPN)nld (Netherlands)yesblockedreceived/10Report
16561902023-10-17 09:31:49185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16561642023-10-17 08:22:112a04:b901:xx::/408587 (Infracom-AS)nld (Netherlands)noreceivedreceived/16Report
16553622023-10-15 21:26:522a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16538852023-10-12 16:43:0037.49.225.x/24212370 (PEENQ)nld (Netherlands)no✔blockedreceived/24Report
16538852023-10-12 16:43:002a13:adc0:xx::/403920 (IMS-RTFM)nld (Netherlands)no✔receivedreceived/16Report
16538832023-10-12 16:35:3437.49.225.x/24212370 (PEENQ)nld (Netherlands)no✔blockedreceived/24Report
16538832023-10-12 16:35:342a13:adc0:xx::/403920 (IMS-RTFM)nld (Netherlands)no✔receivedreceived/16Report
16536972023-10-12 09:20:332a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16536472023-10-12 07:04:47185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16536472023-10-12 07:04:472a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16534412023-10-11 21:01:3488.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16534412023-10-11 21:01:342a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedreceived/16Report
16530072023-10-11 08:14:2788.202.162.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16529912023-10-11 07:52:0488.202.162.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16529752023-10-11 07:26:26185.177.139.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16523852023-10-10 10:17:34185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16519002023-10-09 14:45:39185.209.161.x/2414576 (HOSTING-SOLUTIONS)nld (Netherlands)noblockedreceived/22Report
16514962023-10-08 20:19:422a09:3c00:xx::/40213268 (Cloudwebservices)nld (Netherlands)noreceivedreceived/16Report
16499152023-10-05 12:35:41185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16499152023-10-05 12:35:412a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16498112023-10-05 08:41:452a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16495092023-10-04 16:29:2488.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16495092023-10-04 16:29:242a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16480142023-10-02 01:37:0988.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
16480142023-10-02 01:37:092a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16464602023-09-28 08:36:412a02:22a0:bbxx::/4028685 (ASN-ROUTIT)nld (Netherlands)noblockedreceived/32Report
16464362023-09-28 07:36:592a02:22a0:bbxx::/4028685 (ASN-ROUTIT)nld (Netherlands)noblockedreceived/32Report
16460202023-09-27 14:21:29185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16460202023-09-27 14:21:292a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16453542023-09-26 13:43:17185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
16453542023-09-26 13:43:172a04:8400:xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16452552023-09-26 09:31:142001:678:8xx::/4064404 (EVENTINFRA-AS)nld (Netherlands)noreceivedreceived/16Report
16452122023-09-26 07:47:092001:678:8xx::/4064404 (EVENTINFRA-AS)nld (Netherlands)noreceivedreceived/16Report

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