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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
1333472017-01-25 02:14:132601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1325132017-01-23 22:33:252601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1288152017-01-13 23:13:142601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1273712017-01-11 21:47:242601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1253092017-01-09 00:58:222601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1250882017-01-08 15:27:512601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1235702017-01-05 17:54:472601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1199452016-12-29 20:54:112601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1198342016-12-29 16:32:222601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1197662016-12-29 14:42:352601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1182262016-12-26 21:52:272601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1140642016-12-19 06:05:512601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1139562016-12-18 23:56:312601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1128642016-12-16 22:48:292601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1122362016-12-15 22:55:542601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1072192016-12-08 19:22:572601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1067412016-12-08 01:54:592601:193:83xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport

All results shown
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