Logo

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
18021482024-07-24 13:50:55177.51.4.x/2426615bra (Brazil)yesblockedblockednoneReport
17249542024-02-27 18:13:07177.51.4.x/2426615bra (Brazil)yesunknownunknownnoneReport
16094802023-07-20 14:00:24177.51.4.x/2426615bra (Brazil)yesunknownunknownnoneReport
15887322023-06-10 23:36:03177.51.4.x/2426615bra (Brazil)yesunknownunknownnoneReport
12993862022-01-31 21:04:02177.51.4.x/2426615bra (Brazil)yesunknownunknownnoneReport
10615982021-01-12 13:15:48177.51.4.x/2426615bra (Brazil)yesunknownunknownnoneReport

All results shown
Last Modified