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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
13748742022-06-03 00:59:13172.58.235.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
13455902022-04-09 04:46:05172.58.235.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
13415302022-04-05 01:55:22172.58.235.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12876692022-01-10 01:51:45172.58.235.x/2421928 (T-MOBILE-AS21928)usa (United States)yesunknownblockednoneReport
8081942019-12-16 01:10:00172.58.235.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
7906412019-11-17 22:59:23172.58.235.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
7807542019-11-01 15:07:37172.58.235.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
7663812019-10-09 22:37:10172.58.235.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
7620762019-10-02 23:28:02172.58.235.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport

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