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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
12377512021-10-24 00:15:05172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12377432021-10-23 23:56:19172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12377362021-10-23 23:44:31172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12377352021-10-23 23:39:50172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12377322021-10-23 23:33:08172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12377312021-10-23 23:28:29172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12377262021-10-23 23:15:11172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12376952021-10-23 21:40:24172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12376322021-10-23 19:09:10172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
9495532020-08-14 16:12:35172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
7044352019-06-25 22:11:48172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
6890132019-05-30 01:49:03172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4940292018-07-01 15:45:58172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4940192018-07-01 15:33:21172.58.172.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport

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