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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
17660892024-05-20 10:45:36213.165.146.x/248426 (CLARANET-AS)gbr (United Kingdom)yesrewrittenrewrittennoneReport
17657682024-05-19 17:08:43213.165.146.x/248426 (CLARANET-AS)gbr (United Kingdom)yesunknownunknownnoneReport
7736882019-10-21 16:01:5880.172.235.x/248426 (CLARANET-AS)prt (Portugal)yesblockedblockednoneReport
6727042019-05-02 18:39:52213.165.146.x/248426 (CLARANET-AS)gbr (United Kingdom)yesunknownunknownnoneReport
6206862019-02-08 13:40:54212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
6205782019-02-08 10:03:51212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
6167042019-02-01 08:23:24212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
6107692019-01-22 08:51:55212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
6103872019-01-21 16:35:54212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
6062462019-01-14 15:29:26212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
6040662019-01-10 14:25:48212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
6040042019-01-10 12:31:33212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
6039392019-01-10 10:17:54212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
6039292019-01-10 10:01:33212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
6026522019-01-08 12:12:25212.61.144.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
6020432019-01-07 14:23:02212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5984582018-12-31 13:16:35212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5947982018-12-24 12:10:07212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5930152018-12-20 21:26:23212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5905322018-12-17 11:03:39212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5895372018-12-15 08:17:46212.188.254.x/248426 (CLARANET-AS)gbr (United Kingdom)yesblockedblockednoneReport
5895372018-12-15 08:17:462001:a88:d5xx::/408426 (CLARANET-AS)gbr (United Kingdom)noblockedblocked/32Report
5873972018-12-12 18:58:52212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5865882018-12-11 13:59:17212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5864842018-12-11 10:09:29212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5849062018-12-08 06:36:57212.188.254.x/248426 (CLARANET-AS)gbr (United Kingdom)yesblockedblockednoneReport
5849062018-12-08 06:36:572001:a88:d5xx::/408426 (CLARANET-AS)gbr (United Kingdom)noblockedblocked/32Report
5843612018-12-07 09:12:06212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5826192018-12-04 09:03:03212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5809202018-12-01 02:21:57212.188.254.x/248426 (CLARANET-AS)gbr (United Kingdom)yesblockedblockednoneReport
5809202018-12-01 02:21:572001:a88:d5xx::/408426 (CLARANET-AS)gbr (United Kingdom)noblockedblocked/32Report
5798722018-11-29 10:26:28212.61.144.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5787332018-11-27 16:07:36212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5784912018-11-27 07:56:50212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5777362018-11-26 07:22:25212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5767702018-11-24 00:59:19212.188.254.x/248426 (CLARANET-AS)gbr (United Kingdom)yesblockedblockednoneReport
5767702018-11-24 00:59:192001:a88:d5xx::/408426 (CLARANET-AS)gbr (United Kingdom)noblockedblocked/32Report
5747732018-11-19 20:53:01212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5744012018-11-19 09:42:31212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5715692018-11-14 14:54:112001:a88:d5xx::/408426 (CLARANET-AS)gbr (United Kingdom)noblockedblocked/32Report
5699742018-11-12 14:20:492001:a88:d5xx::/408426 (CLARANET-AS)gbr (United Kingdom)noblockedblocked/32Report
5697742018-11-12 08:36:03212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5693462018-11-11 11:51:29212.188.254.x/248426 (CLARANET-AS)gbr (United Kingdom)yesblockedblockednoneReport
5693462018-11-11 11:51:292001:a88:d5xx::/408426 (CLARANET-AS)gbr (United Kingdom)noblockedblocked/32Report
5669562018-11-07 07:39:01212.61.37.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5657322018-11-05 07:29:37212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5657302018-11-05 07:25:24212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5596962018-10-25 07:47:10212.61.144.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5594152018-10-24 18:47:20212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5553342018-10-17 17:40:51212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5520902018-10-12 07:06:18212.61.144.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5508622018-10-10 16:34:23212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5465362018-10-03 15:27:59212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5463702018-10-03 08:12:35212.61.144.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5457672018-10-02 08:18:14212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5450432018-10-01 08:11:23212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5435242018-09-28 06:37:10212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5424252018-09-26 14:21:31212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5422162018-09-26 06:51:08212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5417872018-09-25 14:27:53212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5377362018-09-18 13:21:28212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5376402018-09-18 09:49:03212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5375592018-09-18 06:26:27212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5360902018-09-15 10:06:20212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5336252018-09-11 08:43:23212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5331622018-09-10 14:28:36212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5292412018-09-03 13:13:37212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5277092018-08-31 06:25:15212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5253862018-08-27 12:07:09212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5253502018-08-27 10:30:28212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5215642018-08-20 11:13:19212.61.144.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
5215302018-08-20 09:30:25212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5215272018-08-20 09:23:58212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5197122018-08-16 11:20:51212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5156782018-08-09 10:14:35212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5136912018-08-06 06:08:14212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
5005992018-07-12 15:14:37212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4963772018-07-05 14:08:18212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4957852018-07-04 13:28:51212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4957072018-07-04 10:51:19212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4956262018-07-04 07:21:28212.61.37.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4950322018-07-03 10:13:28212.61.144.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
4916032018-06-27 08:35:35212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4875142018-06-20 07:29:10212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4858422018-06-17 13:30:59212.61.144.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
4858362018-06-17 13:18:34212.61.144.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
4835252018-06-13 06:22:52212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4808082018-06-08 11:41:05212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4807302018-06-08 08:24:08212.61.144.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
4802612018-06-07 12:43:44212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
4766082018-06-01 07:29:34212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4739772018-05-28 08:41:36212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
4722932018-05-25 06:23:13212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4701252018-05-22 06:15:28212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4656922018-05-15 11:05:38212.61.144.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
4655562018-05-15 06:20:05212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4648322018-05-14 06:29:23212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4585342018-05-04 12:46:23212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4569752018-05-02 08:37:25212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
4556822018-04-30 10:36:49212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
4555872018-04-30 06:44:39212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport
4488142018-04-19 06:26:33212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
4482572018-04-18 11:17:24212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
4475482018-04-17 11:30:47212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesunknownunknownnoneReport
4475182018-04-17 10:09:19212.61.12.x/248426 (CLARANET-AS)nld (Netherlands)yesblockedblockednoneReport

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