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
20534612025-10-25 23:06:53172.59.189.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20493822025-10-19 06:03:40172.59.189.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20467262025-10-14 17:11:25172.59.189.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20448302025-10-11 03:49:46172.59.189.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20447702025-10-11 00:31:55172.59.189.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20399442025-10-02 00:45:04172.59.189.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
20364332025-09-26 02:54:27172.59.189.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
19665952025-05-23 20:58:45172.59.189.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
17893522024-07-01 09:26:10172.59.189.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
17892472024-07-01 02:56:52172.59.189.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport

All results shown
Last Modified