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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
18649842024-11-21 14:50:44178.225.5.x/2431615 (TMO-NL-AS)nld (Netherlands)yesblockedblockednoneReport
18649782024-11-21 14:47:03185.40.99.x/24207176 (OPENFIBER)nld (Netherlands)noblockedreceived/8Report
18649242024-11-21 13:05:3877.63.109.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
18649242024-11-21 13:05:382a02:a420:5xx::/401136 (KPN)nld (Netherlands)noblockedblocked/64Report
18648522024-11-21 11:01:0446.231.16.x/24201290 (BlackGATE)nld (Netherlands)yesblockedblockednoneReport
18648312024-11-21 10:31:4177.171.131.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
18648312024-11-21 10:31:412a02:a45f:bfxx::/401136 (KPN)nld (Netherlands)noblockedblocked/64Report
18647962024-11-21 08:53:4477.171.131.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
18647962024-11-21 08:53:442a02:a45f:bfxx::/401136 (KPN)nld (Netherlands)noblockedblocked/64Report
18647742024-11-21 07:25:2477.171.131.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
18647742024-11-21 07:25:242a02:a45f:bfxx::/401136 (KPN)nld (Netherlands)noblockedblocked/64Report
18647602024-11-21 06:41:30193.239.222.x/2435316 (PRODACOM-AS)nld (Netherlands)noblockedblocked/25Report
18646672024-11-21 00:03:2388.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
18646672024-11-21 00:03:232a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
18646082024-11-20 21:47:5786.93.217.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
18646082024-11-20 21:47:572a02:a464:81xx::/401136 (KPN)nld (Netherlands)noblockedblocked/64Report
18643562024-11-20 13:07:1483.80.172.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
18641942024-11-20 06:27:5385.204.253.x/2438794 (UIH-BBB-AS-AP)nld (Netherlands)yesrewrittenblocked/24Report
18639052024-11-19 17:43:1662.45.36.x/2415435 (KABELFOON)nld (Netherlands)yesblockedblockednoneReport
18639052024-11-19 17:43:162001:4c3c:1axx::/4015435 (KABELFOON)nld (Netherlands)noblockedblocked/56Report
18638752024-11-19 16:55:0088.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
18638692024-11-19 16:44:1177.63.109.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
18638692024-11-19 16:44:112a02:a420:5xx::/401136 (KPN)nld (Netherlands)noblockedblocked/64Report
18638682024-11-19 16:42:0895.98.217.x/2450266 (tmobile-thuis)nld (Netherlands)yesblockedblockednoneReport
18638682024-11-19 16:42:082a07:54c7:51xx::/40216455nld (Netherlands)noreceivedreceived/16Report
18638082024-11-19 14:43:3077.104.186.x/2413037 (ZEN-AS)nld (Netherlands)yesblockedblockednoneReport
18638052024-11-19 14:41:2877.104.186.x/2413037 (ZEN-AS)nld (Netherlands)yesblockedblockednoneReport
18636602024-11-19 10:29:2077.104.186.x/2413037 (ZEN-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
18636082024-11-19 08:10:33213.127.160.x/2433915 (TNF-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
18634102024-11-18 22:15:1382.170.112.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
18633222024-11-18 19:27:3831.149.178.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
18632982024-11-18 18:40:31178.229.179.x/2431615 (TMO-NL-AS)nld (Netherlands)yesblockedblockednoneReport
18631082024-11-18 12:20:2884.104.46.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
18631082024-11-18 12:20:282001:1c04:2bxx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
18631032024-11-18 12:15:5384.104.46.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
18629332024-11-18 06:06:5384.107.9.x/2433915 (TNF-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
18628862024-11-18 02:14:4391.201.164.x/2439637 (NETLOGICS-AS)nld (Netherlands)yesblockedblockednoneReport
18627872024-11-17 19:14:4277.104.189.x/2413037 (ZEN-AS)nld (Netherlands)yesblockedblockednoneReport
18627292024-11-17 17:33:2095.98.217.x/2450266 (tmobile-thuis)nld (Netherlands)yesblockedblockednoneReport
18627292024-11-17 17:33:202a07:54c7:51xx::/40216455nld (Netherlands)noreceivedreceived/16Report
18625362024-11-17 08:36:3662.194.19.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
18624992024-11-17 06:47:03146.185.152.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
18624962024-11-17 06:47:03198.211.123.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
18624902024-11-17 06:47:02178.62.207.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
18624112024-11-17 05:19:02153.92.127.x/2463473 (HOSTHATCH)nld (Netherlands)nounknownunknownnoneReport
18623972024-11-17 04:37:02176.56.236.x/24198203 (ASN-ROUTELABEL)nld (Netherlands)nounknownunknownnoneReport
18621972024-11-16 17:43:5986.94.42.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
18621972024-11-16 17:43:592a02:a467:f9xx::/401136 (KPN)nld (Netherlands)noblockedblocked/48Report
18621942024-11-16 17:40:2985.158.145.x/24212025 (cukman-as)nld (Netherlands)noblockedblocked/26Report
18621632024-11-16 16:02:0195.98.217.x/2450266 (tmobile-thuis)nld (Netherlands)yesblockedblockednoneReport
18621232024-11-16 14:08:22143.177.138.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
18620642024-11-16 11:13:58188.90.217.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
18620422024-11-16 09:49:09188.207.80.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
18620422024-11-16 09:49:092a02:a420:2xx::/401136 (KPN)nld (Netherlands)noblockedblocked/64Report
18618882024-11-15 23:14:0477.104.186.x/2413037 (ZEN-AS)nld (Netherlands)yesblockedblockednoneReport
18618282024-11-15 20:45:0477.248.164.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
18618282024-11-15 20:45:042a02:a210:cxx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
18618122024-11-15 20:20:41185.53.90.x/24215845nld (Netherlands)noblockedreceived/9Report
18618122024-11-15 20:20:412a13:adc0:xx::/403920 (IMS-RTFM)nld (Netherlands)noreceivedreceived/56Report
18617972024-11-15 19:31:51154.51.12.x/2434465 (SPV-AS)nld (Netherlands)yesrewrittenreceivednoneReport
18617972024-11-15 19:31:512a12:8fc6:acxx::/4034465 (SPV-AS)nld (Netherlands)noblockedreceived/24Report
18617892024-11-15 18:53:2285.158.145.x/24212025 (cukman-as)nld (Netherlands)noblockedblockednoneReport
18617572024-11-15 17:58:2685.158.145.x/24212025 (cukman-as)nld (Netherlands)noblockedblockednoneReport
18617492024-11-15 17:36:5437.139.22.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
18617492024-11-15 17:36:542a03:b0c0:xx::/4014061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
18616992024-11-15 16:01:33134.209.83.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
18616992024-11-15 16:01:332a03:b0c0:xx::/4014061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
18616842024-11-15 15:40:1077.104.186.x/2413037 (ZEN-AS)nld (Netherlands)yesblockedblockednoneReport
18616812024-11-15 15:32:1262.204.45.x/24136787 (TEFINCOMSA-AS-AP)nld (Netherlands)yesunknownunknownnoneReport
18616302024-11-15 14:03:1183.84.7.x/2433915 (TNF-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
18616302024-11-15 14:03:112001:1c00:2axx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/56Report
18615252024-11-15 08:42:37185.40.98.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
18614672024-11-15 05:12:4245.90.13.x/24212477 (ROYALE-AS)nld (Netherlands)noblockedblockednoneReport
18614672024-11-15 05:12:422a0b:64c0:xx::/40212477 (ROYALE-AS)nld (Netherlands)noblockedblockednoneReport
18613412024-11-14 22:26:0586.94.42.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
18613412024-11-14 22:26:052a02:a467:f9xx::/401136 (KPN)nld (Netherlands)noblockedblockednoneReport
18612522024-11-14 19:45:55109.205.211.x/24208046 (HostSlick-Germany)nld (Netherlands)noblockedblockednoneReport
18612062024-11-14 18:39:12185.65.134.x/2439351 (ESAB-AS)nld (Netherlands)yesunknownunknownnoneReport
18610262024-11-14 13:15:07185.40.99.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedreceived/8Report
18609522024-11-14 11:03:4283.87.230.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
18609352024-11-14 10:31:36145.103.249.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenrewrittennoneReport
18609212024-11-14 09:54:1546.231.16.x/24201290 (BlackGATE)nld (Netherlands)yesblockedblockednoneReport
18608672024-11-14 07:57:38185.40.99.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
18608602024-11-14 07:41:1957.190.1.x/24206433 (SITAOnAir)nld (Netherlands)yesunknownunknownnoneReport
18608162024-11-14 05:34:19193.239.222.x/2435316 (PRODACOM-AS)nld (Netherlands)noblockedblocked/25Report
18608032024-11-14 05:01:5477.171.131.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
18606912024-11-13 22:55:0088.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
18606912024-11-13 22:55:002a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
18605212024-11-13 18:02:4186.93.217.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
18605212024-11-13 18:02:412a02:a464:81xx::/401136 (KPN)nld (Netherlands)noblockedblocked/64Report
18604652024-11-13 16:39:0995.98.217.x/2450266 (tmobile-thuis)nld (Netherlands)yesblockedblockednoneReport
18604652024-11-13 16:39:092a07:54c7:51xx::/40216455nld (Netherlands)noreceivedreceived/16Report
18604492024-11-13 16:08:3088.202.160.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedblocked/24Report
18603062024-11-13 12:14:3177.104.186.x/2413037 (ZEN-AS)nld (Netherlands)yesblockedblockednoneReport
18602872024-11-13 11:54:0583.80.172.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
18601742024-11-13 07:19:1289.205.141.x/2431615 (TMO-NL-AS)nld (Netherlands)yesblockedblockednoneReport
18601312024-11-13 05:21:1185.204.253.x/2438794 (UIH-BBB-AS-AP)nld (Netherlands)yesrewrittenblocked/24Report
18598882024-11-12 19:11:2531.161.222.x/241136 (KPN)nld (Netherlands)yesunknownrewrittennoneReport
18598882024-11-12 19:11:252a02:a420:2xx::/401136 (KPN)nld (Netherlands)noblockedblocked/64Report
18597752024-11-12 16:04:36185.65.134.x/2439351 (ESAB-AS)nld (Netherlands)yesunknownunknownnoneReport
18597592024-11-12 15:47:19185.177.139.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenrewrittennoneReport
18597592024-11-12 15:47:192a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedblocked/48Report
18597552024-11-12 15:32:29185.65.134.x/2439351 (ESAB-AS)nld (Netherlands)yesunknownunknownnoneReport
18597522024-11-12 15:20:0277.63.56.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
18597522024-11-12 15:20:022a02:a420:5xx::/401136 (KPN)nld (Netherlands)noblockedblocked/64Report
18597442024-11-12 15:08:1384.241.202.x/2431615 (TMO-NL-AS)nld (Netherlands)yesblockedblockednoneReport
18596212024-11-12 11:56:0884.241.203.x/2431615 (TMO-NL-AS)nld (Netherlands)yesblockedblockednoneReport
18591412024-11-11 14:29:06178.229.191.x/2431615 (TMO-NL-AS)nld (Netherlands)yesblockedblockednoneReport
18591142024-11-11 13:48:1331.149.178.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
18590562024-11-11 12:10:5831.21.218.x/2450266 (tmobile-thuis)nld (Netherlands)yesblockedblockednoneReport
18590102024-11-11 10:57:5084.104.46.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
18590102024-11-11 10:57:502001:1c04:2bxx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/64Report
18589722024-11-11 09:02:1377.63.96.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
18589722024-11-11 09:02:132a02:a420:2xx::/401136 (KPN)nld (Netherlands)noblockedblocked/64Report
18589662024-11-11 08:35:1989.205.140.x/2431615 (TMO-NL-AS)nld (Netherlands)yesblockedblockednoneReport
18589502024-11-11 07:30:3982.170.112.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
18588612024-11-11 01:08:0191.201.164.x/2439637 (NETLOGICS-AS)nld (Netherlands)yesblockedblockednoneReport
18588042024-11-10 21:57:2389.205.133.x/2431615 (TMO-NL-AS)nld (Netherlands)yesblockedblockednoneReport
18587962024-11-10 21:36:3784.107.9.x/2433915 (TNF-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
18587402024-11-10 18:02:5677.104.189.x/2413037 (ZEN-AS)nld (Netherlands)yesblockedblockednoneReport
18585762024-11-10 06:47:02146.185.152.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
18585722024-11-10 06:47:02198.211.123.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
18584742024-11-10 04:37:02176.56.236.x/24198203 (ASN-ROUTELABEL)nld (Netherlands)nounknownunknownnoneReport
18582822024-11-09 16:33:2685.158.145.x/24212025 (cukman-as)nld (Netherlands)noreceivedreceived/8Report
18582012024-11-09 12:36:54143.177.138.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
18581912024-11-09 11:57:1962.194.19.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
18578772024-11-08 19:13:37185.53.90.x/24215845nld (Netherlands)noblockedreceived/9Report
18578772024-11-08 19:13:372a13:adc0:xx::/403920 (IMS-RTFM)nld (Netherlands)noreceivedreceived/56Report
18578342024-11-08 18:20:02154.51.12.x/2434465 (SPV-AS)nld (Netherlands)yesrewrittenreceivednoneReport
18578342024-11-08 18:20:022a12:8fc6:acxx::/4034465 (SPV-AS)nld (Netherlands)noblockedreceived/16Report
18578152024-11-08 17:38:21154.51.12.x/2434465 (SPV-AS)nld (Netherlands)yesrewrittenreceivednoneReport

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