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
1345272017-01-26 21:57:072603:300c:1bxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1323262017-01-19 18:14:512603:300c:1bxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1322742017-01-19 16:35:252603:300c:1bxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1258632017-01-09 20:46:542603:300c:1bxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1216862017-01-02 15:28:482603:300c:1bxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1097852016-12-12 20:18:362603:300c:1bxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
964242016-11-21 17:04:392603:300c:1bxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
913472016-11-14 15:23:152603:300c:1bxx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport

All results shown
Last Modified