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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
12193012021-09-24 00:49:2075.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
12148882021-09-16 01:24:5675.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesunknownblockednoneReport
12104812021-09-08 07:10:3775.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesunknownblockednoneReport
12068202021-09-01 06:04:0975.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
12028742021-08-25 04:58:1575.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesunknownblockednoneReport
11987262021-08-18 03:51:5375.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
11980742021-08-17 03:06:3575.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesunknownblockednoneReport
11855962021-07-25 13:55:0475.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
11808122021-07-16 06:08:5875.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesunknownblockednoneReport
11745412021-07-09 04:49:1275.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesunknownblockednoneReport
11706402021-07-02 03:42:2975.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
11664582021-06-25 02:36:5275.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesunknownblockednoneReport
11642712021-06-19 09:59:3975.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
11597672021-06-12 08:52:0675.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesunknownblockednoneReport
11576032021-06-08 18:15:5975.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesunknownblockednoneReport
11519562021-05-29 23:30:4675.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
11478442021-05-22 22:23:4875.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesblockedblockednoneReport
11433062021-05-14 21:48:1375.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesunknownblockednoneReport
11387382021-05-07 20:42:3275.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesunknownblockednoneReport
11343592021-04-30 08:31:0875.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesunknownblockednoneReport
11286732021-04-23 06:56:5075.51.242.x/247018 (ATT-INTERNET4)usa (United States)yesunknownblockednoneReport

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