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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
17904372024-07-03 00:46:02172.56.16.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
17897672024-07-01 22:21:08172.56.16.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
17892492024-07-01 03:03:36172.56.16.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
17842792024-06-21 19:26:46172.56.16.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
17842482024-06-21 18:54:27172.56.16.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
2352062017-05-31 02:28:14172.56.16.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
1747442017-03-29 03:36:26172.56.16.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
1647662017-03-14 21:08:42172.56.16.x/2421928 (T-MOBILE-AS21928)usa (United States)yesunknownunknownnoneReport
1350562017-01-27 16:48:37172.56.16.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
920572016-11-15 13:38:26172.56.16.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport

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