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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
20780032025-12-12 17:48:40178.238.98.x/2439647 (REDHOSTING-AS)nld (Netherlands)yesblockedblockednoneReport
20778262025-12-12 13:00:1282.170.112.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
20777242025-12-12 08:52:5537.148.195.x/2461044 (SIT)nld (Netherlands)yesblockedblockednoneReport
20777202025-12-12 08:40:50145.103.114.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
20777132025-12-12 08:27:3037.148.195.x/2461044 (SIT)nld (Netherlands)yesblockedblockednoneReport
20777112025-12-12 08:21:3077.63.38.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
20777112025-12-12 08:21:302a02:a420:2xx::/401136 (KPN)nld (Netherlands)noblockedblocked/64Report
20777052025-12-12 08:04:0077.63.38.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
20777052025-12-12 08:04:002a02:a420:2xx::/401136 (KPN)nld (Netherlands)noblockedblocked/64Report
20775892025-12-12 02:00:0494.142.247.x/248283 (COLOCLUE-AS)nld (Netherlands)noblockedblocked/30Report
20775872025-12-12 01:59:5945.159.140.x/24212635 (AS212635)nld (Netherlands)noblockedblocked/22Report
20775852025-12-12 01:52:59185.53.90.x/243920 (IMS-RTFM)nld (Netherlands)noblockedblocked/23Report
20775852025-12-12 01:52:592a13:adc0:xx::/403920 (IMS-RTFM)nld (Netherlands)noblockedreceived/16Report
20772782025-12-11 15:53:3193.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20772442025-12-11 15:10:5793.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20772262025-12-11 14:48:1993.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20772192025-12-11 14:35:4293.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20771972025-12-11 14:13:3693.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20771892025-12-11 14:00:5693.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20771482025-12-11 12:51:1784.25.79.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
20771012025-12-11 11:50:5277.249.166.x/2433915 (TNF-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
20770522025-12-11 10:47:1493.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20770372025-12-11 10:27:16145.103.249.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenrewrittennoneReport
20770062025-12-11 09:22:2683.80.172.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
20769802025-12-11 08:31:4883.80.172.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
20769682025-12-11 08:05:31143.177.138.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20769622025-12-11 07:47:56131.155.184.x/241161 (AS-TUE)nld (Netherlands)noblockedblocked/22Report
20769582025-12-11 07:34:4983.80.172.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
20768742025-12-11 02:00:0694.142.247.x/248283 (COLOCLUE-AS)nld (Netherlands)noblockedblocked/30Report
20768722025-12-11 02:00:0045.159.140.x/24212635 (AS212635)nld (Netherlands)noblockedblocked/22Report
20768692025-12-11 01:47:25143.177.138.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20768522025-12-11 01:04:47143.177.138.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20768422025-12-11 00:42:04143.177.138.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20768372025-12-11 00:29:27143.177.138.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20767982025-12-10 22:22:3393.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20767912025-12-10 21:59:5993.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20767722025-12-10 21:04:4393.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20767612025-12-10 20:42:0993.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20767552025-12-10 20:29:3293.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20767472025-12-10 20:16:0262.195.92.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
20766712025-12-10 17:39:2588.202.162.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
20766562025-12-10 17:16:0391.201.164.x/2439637 (NETLOGICS-AS)nld (Netherlands)yesblockedblockednoneReport
20766502025-12-10 17:11:5188.202.162.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenreceivednoneReport
20766382025-12-10 16:54:33217.105.46.x/2433915 (TNF-AS)nld (Netherlands)yesrewrittenreceivednoneReport
20766242025-12-10 16:40:4945.148.170.x/24205668 (GREENMINIHOST)nld (Netherlands)noblockedblocked/25Report
20766202025-12-10 16:34:3677.171.37.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20766112025-12-10 16:11:42217.105.46.x/2433915 (TNF-AS)nld (Netherlands)yesrewrittenreceivednoneReport
20765972025-12-10 15:48:56217.105.46.x/2433915 (TNF-AS)nld (Netherlands)yesrewrittenreceivednoneReport
20765902025-12-10 15:36:13217.105.46.x/2433915 (TNF-AS)nld (Netherlands)yesrewrittenreceivednoneReport
20765352025-12-10 13:35:3489.20.181.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesblockedblockednoneReport
20764822025-12-10 12:14:46185.40.99.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenrewrittennoneReport
20764512025-12-10 11:31:1289.20.181.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesblockedblockednoneReport
20764222025-12-10 10:35:3789.20.181.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesblockedblockednoneReport
20764202025-12-10 10:35:0788.202.160.x/24207176 (OPENFIBER)nld (Netherlands)yesblockedblocked/24Report
20764162025-12-10 10:29:5431.151.65.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
20764162025-12-10 10:29:542001:1c00:34xx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/56Report
20764072025-12-10 10:06:5789.20.181.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesblockedblockednoneReport
20763962025-12-10 09:41:0593.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20763922025-12-10 09:35:4889.20.181.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesblockedblockednoneReport
20763832025-12-10 09:18:2893.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20763752025-12-10 09:05:5593.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20763722025-12-10 09:02:0385.145.78.x/2450266 (tmobile-thuis)nld (Netherlands)yesrewrittenrewrittennoneReport
20763682025-12-10 08:54:0189.20.181.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesblockedblockednoneReport
20763562025-12-10 08:31:2889.20.181.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesblockedblockednoneReport
20763552025-12-10 08:31:2677.63.124.x/241136 (KPN)nld (Netherlands)yesrewrittenrewrittennoneReport
20763472025-12-10 08:18:5989.20.181.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesblockedblockednoneReport
20763302025-12-10 07:41:1089.20.181.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesblockedblockednoneReport
20763242025-12-10 07:18:4189.20.181.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesblockedblockednoneReport
20763192025-12-10 07:06:1089.20.181.x/2439686 (ASN-EUROFIBER)nld (Netherlands)yesblockedblockednoneReport
20762052025-12-10 02:00:0494.142.247.x/248283 (COLOCLUE-AS)nld (Netherlands)noblockedblocked/30Report
20762032025-12-10 02:00:0345.159.140.x/24212635 (AS212635)nld (Netherlands)noblockedblocked/22Report
20761772025-12-09 23:53:04193.239.222.x/2435316 (PRODACOM-AS)nld (Netherlands)noblockedblocked/25Report
20761592025-12-09 22:50:3993.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20761542025-12-09 22:28:0393.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20761502025-12-09 22:15:2793.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20760312025-12-09 18:42:0088.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenrewrittennoneReport
20759982025-12-09 17:21:2877.171.37.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20759892025-12-09 17:09:1293.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20759862025-12-09 16:59:5077.171.37.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20759802025-12-09 16:48:0677.171.37.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20759672025-12-09 16:26:3993.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20759512025-12-09 16:04:0093.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20759452025-12-09 15:51:2593.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20757612025-12-09 10:56:57131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
20756972025-12-09 08:21:1277.175.189.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20756972025-12-09 08:21:122a02:a471:45xx::/401136 (KPN)nld (Netherlands)nounknownunknownnoneReport
20756422025-12-09 05:45:1888.202.164.x/24207176 (OPENFIBER)nld (Netherlands)yesrewrittenrewrittennoneReport
20755722025-12-09 02:00:0694.142.247.x/248283 (COLOCLUE-AS)nld (Netherlands)noblockedblocked/30Report
20755702025-12-09 02:00:0245.159.140.x/24212635 (AS212635)nld (Netherlands)noblockedblocked/22Report
20755522025-12-08 23:52:46131.155.24.x/241161 (AS-TUE)nld (Netherlands)yesblockedblockednoneReport
20755082025-12-08 21:28:16178.230.12.x/2431615 (TMO-NL-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
20755002025-12-08 21:15:18178.230.12.x/2431615 (TMO-NL-AS)nld (Netherlands)yesrewrittenrewrittennoneReport
20754212025-12-08 19:59:3184.25.82.x/2433915 (TNF-AS)nld (Netherlands)yesunknownunknownnoneReport
20754212025-12-08 19:59:312001:1c03:68xx::/4033915 (TNF-AS)nld (Netherlands)nounknownunknownnoneReport
20750952025-12-08 10:30:2637.139.22.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
20750952025-12-08 10:30:262a03:b0c0:xx::/4014061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
20750692025-12-08 09:42:5484.25.79.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
20750692025-12-08 09:42:542001:1c04:2bxx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/56Report
20750612025-12-08 09:36:2084.25.79.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
20750612025-12-08 09:36:202001:1c04:2bxx::/4033915 (TNF-AS)nld (Netherlands)noblockedblocked/56Report
20750592025-12-08 09:36:1193.114.180.x/2444854 (ERITAP-AS)nld (Netherlands)yesblockedblockednoneReport
20750342025-12-08 08:41:12134.209.83.x/2414061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
20750342025-12-08 08:41:122a03:b0c0:xx::/4014061 (DIGITALOCEAN-ASN)nld (Netherlands)noblockedblockednoneReport
20749022025-12-08 02:00:0494.142.247.x/248283 (COLOCLUE-AS)nld (Netherlands)noblockedblocked/30Report
20749012025-12-08 02:00:0345.159.140.x/24212635 (AS212635)nld (Netherlands)noblockedblocked/22Report
20746582025-12-07 14:22:2284.85.184.x/241136 (KPN)nld (Netherlands)yesblockedblockednoneReport
20746482025-12-07 13:40:17193.32.249.x/2439351 (ESAB-AS)nld (Netherlands)yesunknownunknownnoneReport
20746392025-12-07 13:18:12193.32.249.x/2439351 (ESAB-AS)nld (Netherlands)yesunknownunknownnoneReport
20746352025-12-07 13:06:07193.32.249.x/2439351 (ESAB-AS)nld (Netherlands)yesunknownunknownnoneReport
20746062025-12-07 10:41:542a01:e140:xx::/40214145nld (Netherlands)noblockedblocked/48Report

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