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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
16660232023-11-04 09:25:4531.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
16660222023-11-04 09:22:4531.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
16660162023-11-04 09:11:1831.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
16660152023-11-04 09:09:1431.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
16660122023-11-04 08:47:5631.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
16649942023-11-02 13:41:4431.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
16635572023-10-31 01:03:0331.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
16494482023-10-04 14:29:0231.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
5023132018-07-16 01:04:0531.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4293752018-03-18 08:38:4131.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
2755742017-07-17 20:26:3831.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
2752882017-07-17 13:41:5031.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
2752302017-07-17 12:30:0031.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
2751452017-07-17 10:15:5631.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report

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