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
5046272018-07-19 20:25:3531.133.133.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
5021402018-07-15 16:05:4631.133.133.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
5020812018-07-15 13:00:4131.133.133.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
904042016-11-13 01:27:2731.133.133.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
898842016-11-12 06:28:2431.133.133.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
898072016-11-12 03:19:1731.133.133.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
897662016-11-12 01:06:4831.133.133.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport

All results shown
Last Modified