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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
17974162024-07-15 21:42:292600:1009:b1xx::/406167 (CELLCO-PART)usa (United States)nounknownunknownnoneReport
13849502022-06-20 00:27:322600:1009:b1xx::/406167 (CELLCO-PART)usa (United States)noblockedblocked/64Report
8026992019-12-06 22:35:552600:1009:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
7026592019-06-22 16:28:382600:1009:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4726402018-05-25 19:15:462600:1009:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4724152018-05-25 12:16:182600:1009:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4721802018-05-25 01:15:082600:1009:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4687532018-05-19 23:44:162600:1009:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4457292018-04-14 06:53:432600:1009:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report

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