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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
20726982025-12-03 16:20:082804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20706162025-11-29 23:27:222804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20706112025-11-29 23:04:172804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20704642025-11-29 15:20:492804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20704512025-11-29 15:02:512804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20704442025-11-29 14:49:472804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20683682025-11-26 00:58:372804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20683602025-11-26 00:35:282804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20683562025-11-26 00:22:232804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20678282025-11-25 01:13:352804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20678232025-11-25 00:30:312804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20660442025-11-21 14:25:002804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20653822025-11-20 14:19:142804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20651092025-11-20 00:20:122804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20595132025-11-09 19:21:462804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20585272025-11-05 20:16:202804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20585212025-11-05 19:53:082804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20585132025-11-05 19:26:522804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20585092025-11-05 19:12:382804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20580492025-11-04 10:59:082804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20556432025-10-29 19:30:262804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20550582025-10-28 18:57:312804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20540812025-10-27 09:13:562804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20529592025-10-24 22:36:082804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20517862025-10-23 02:42:362804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20517602025-10-23 01:39:072804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20517492025-10-23 01:13:002804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20517432025-10-23 00:59:572804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20504612025-10-20 22:23:232804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20491292025-10-18 18:14:032804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/112Report
20418132025-10-06 03:07:182804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20417912025-10-06 02:05:152804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20417832025-10-06 01:42:062804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20417802025-10-06 01:28:582804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20413822025-10-04 23:35:162804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/72Report
20413712025-10-04 22:52:232804:4d38:80xx::/40267419bra (Brazil)nounknownunknownnoneReport
20351812025-09-23 22:13:372804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20335322025-09-21 00:53:082804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20333382025-09-20 14:15:202804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20327182025-09-19 09:26:582804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20319802025-09-18 00:52:152804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20319472025-09-17 22:08:192804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20293292025-09-13 03:12:212804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20292422025-09-12 21:46:562804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20288672025-09-12 09:19:012804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20263552025-09-08 17:00:512804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report
20263462025-09-08 16:48:122804:4d38:80xx::/40267419bra (Brazil)noblockedblockednoneReport
20259142025-09-07 22:04:302804:4d38:80xx::/40267419bra (Brazil)noblockedblocked/56Report

All results shown
Last Modified