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
12257672021-10-04 17:00:412607:fb90:27xx::/4021928 (T-MOBILE-AS21928)usa (United States)nounknownunknownnoneReport
11923912021-08-06 17:34:232607:fb90:27xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
11856822021-07-25 17:31:462607:fb90:27xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
11856682021-07-25 16:33:082607:fb90:27xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
6833812019-05-20 19:01:172607:fb90:27xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
3710182017-12-12 02:48:232607:fb90:27xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
3675162017-12-06 17:58:242607:fb90:27xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
3675072017-12-06 17:47:242607:fb90:27xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
3675002017-12-06 17:36:032607:fb90:27xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
2784592017-07-21 02:16:582607:fb90:27xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
2766962017-07-19 04:22:432607:fb90:27xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
2759442017-07-18 08:23:412607:fb90:27xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
1280542017-01-12 19:53:182607:fb90:27xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblockednoneReport

All results shown
Last Modified