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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
20769962025-12-11 09:07:142001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20730392025-12-04 07:59:182001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20691072025-11-27 06:51:292001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20651862025-11-20 05:43:432001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20612012025-11-13 04:35:542001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20586062025-11-06 03:28:122001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20585992025-11-06 02:43:132001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20585912025-11-06 02:18:102001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20585882025-11-06 02:03:122001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20557722025-10-30 00:53:152001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20517142025-10-22 23:45:192001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20475352025-10-15 22:37:322001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20475292025-10-15 22:24:352001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20435272025-10-08 21:16:472001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20398442025-10-01 20:08:592001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20356902025-09-24 19:01:142001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20317912025-09-17 17:53:302001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20277072025-09-10 16:45:452001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20236572025-09-03 15:38:112001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20196422025-08-27 14:30:462001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20159062025-08-20 13:23:212001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20084822025-08-06 21:55:522001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20044452025-07-30 20:48:182001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
20004832025-07-23 19:40:462001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19965652025-07-16 18:33:082001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19925292025-07-09 17:25:442001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19885872025-07-02 16:18:042001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19844992025-06-25 15:10:292001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19806762025-06-18 14:02:532001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19765792025-06-11 12:55:052001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19725002025-06-04 11:47:192001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19691922025-05-28 10:39:362001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19648492025-05-21 09:31:522001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19605692025-05-14 08:24:092001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19561092025-05-07 07:16:362001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19525012025-04-30 06:08:552001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19485542025-04-23 05:01:352001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19451172025-04-16 03:54:062001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19415652025-04-09 02:46:472001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19376662025-04-02 01:39:242001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19338062025-03-26 00:31:592001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19300692025-03-18 23:24:352001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19258552025-03-11 22:17:032001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19214192025-03-04 21:09:382001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19173212025-02-25 20:01:472001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19131592025-02-18 18:54:172001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19092762025-02-11 17:46:232001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19052062025-02-04 16:39:012001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
19012882025-01-28 15:31:312001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
18973882025-01-21 14:23:532001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
18933592025-01-14 13:16:542001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
18925332025-01-12 21:40:222001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
18898852025-01-07 12:09:542001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
18865112024-12-31 11:03:022001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport
18832302024-12-24 09:56:072001:41b0:fxx::/4012741 (AS-NETIA)pol (Poland)noblockedblockednoneReport

All results shown
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