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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
20545082025-10-27 20:34:182607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20539952025-10-27 05:09:482607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20534862025-10-26 00:34:482607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20532642025-10-25 15:49:012607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20528972025-10-24 20:32:292607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20528512025-10-24 19:07:122607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20494392025-10-19 07:37:092607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20493782025-10-19 05:49:492607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20493502025-10-19 04:19:512607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20487732025-10-17 22:48:572607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20487672025-10-17 22:25:142607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20481552025-10-16 23:23:252607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20480152025-10-16 17:26:292607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20459032025-10-13 12:44:012607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20456242025-10-13 01:23:082607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20455772025-10-12 23:01:232607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20454682025-10-12 17:32:042607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20452662025-10-12 04:37:562607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20449342025-10-11 11:09:032607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20448302025-10-11 03:49:462607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20447982025-10-11 01:54:412607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20447812025-10-11 00:55:272607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20447462025-10-10 23:11:572607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20446922025-10-10 21:03:462607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20399442025-10-02 00:45:042607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20399172025-10-01 23:21:192607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20397092025-10-01 15:29:072607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20394222025-10-01 04:19:162607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20365402025-09-26 08:02:422607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
20364332025-09-26 02:54:272607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
19728302025-06-04 19:41:392607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
19595882025-05-12 21:58:522607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17991342024-07-18 16:00:582607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17914422024-07-04 18:32:482607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17913652024-07-04 16:39:442607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17909782024-07-03 23:31:222607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17904372024-07-03 00:46:022607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17897702024-07-01 22:34:012607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17896972024-07-01 19:57:102607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17896712024-07-01 19:15:172607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17896052024-07-01 17:15:452607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17892862024-07-01 05:03:362607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17892492024-07-01 03:03:362607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17841872024-06-21 17:06:312607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17838602024-06-21 02:39:002607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17825622024-06-18 20:17:282607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)noblockedblocked/64Report
17733742024-06-02 20:57:122607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)nounknownunknownnoneReport
17733382024-06-02 18:39:042607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)nounknownunknownnoneReport
17733292024-06-02 18:10:242607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)nounknownunknownnoneReport
16820552023-12-04 21:11:582607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)nounknownunknownnoneReport
16479572023-10-01 22:07:032607:fb91:22xx::/4021928 (T-MOBILE-AS21928)usa (United States)nounknownunknownnoneReport

All results shown
Last Modified