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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
22255582026-09-01 17:51:51109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
22213442026-08-25 16:45:09109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
22213192026-08-25 16:03:22109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
22213002026-08-25 15:41:36109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
22167542026-08-18 14:21:19109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
22126242026-08-11 11:35:59109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
22088042026-08-04 10:29:16109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
22048592026-07-28 09:22:28109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
21965512026-07-14 07:09:06109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
21924852026-07-07 06:02:22109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
21886972026-06-30 04:55:39109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
21844852026-06-23 03:48:58109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
21804442026-06-16 02:42:13109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
21724202026-06-02 00:28:33109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
21681812026-05-26 04:31:08109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
21681752026-05-26 03:49:24109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
21681692026-05-26 03:27:44109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
21681662026-05-26 03:16:05109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
21638302026-05-19 02:48:35109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
21596542026-05-12 01:41:38109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport
21557372026-05-05 00:34:36109.48.27.x/242860 (NOS_COMUNICACOES)prt (Portugal)yesblockedblockednoneReport

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