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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
20822712025-12-19 22:05:24172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20417582025-10-06 00:10:34172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20414252025-10-05 03:07:19172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20409382025-10-03 21:50:29172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20404642025-10-02 22:54:19172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20399382025-10-02 00:22:24172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20392752025-09-30 20:14:43172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20388292025-09-30 04:01:48172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20387642025-09-30 00:08:37172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20381872025-09-29 07:13:09172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20379772025-09-28 21:00:33172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesunknownunknownnoneReport
20379532025-09-28 19:24:08172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20375672025-09-27 23:16:20172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20370082025-09-26 21:25:54172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20368082025-09-26 16:21:17172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20364352025-09-26 03:03:58172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesunknownunknownnoneReport
20354652025-09-24 12:27:10172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
19342292025-03-26 17:45:37172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesunknownunknownnoneReport
19342152025-03-26 17:16:08172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesunknownunknownnoneReport
19341482025-03-26 15:10:41172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesunknownunknownnoneReport
19341162025-03-26 14:16:10172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesunknownunknownnoneReport
19090972025-02-11 12:07:36172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
17344222024-03-17 12:48:03172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
17071692024-01-23 14:25:59172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesunknownunknownnoneReport
16009322023-07-04 20:27:44172.56.32.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport

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