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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
16668232023-11-06 04:42:272600:4040:b5xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
16628642023-10-29 17:08:172600:4040:b5xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
16502262023-10-06 01:11:032600:4040:b5xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
16468432023-09-29 00:03:492600:4040:b5xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
15952112023-06-23 15:02:442600:4040:b5xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
15914052023-06-16 03:38:052600:4040:b5xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
15781322023-05-21 18:48:552600:4040:b5xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
15524092023-03-31 13:49:322600:4040:b5xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
15472652023-03-22 01:53:552600:4040:b5xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
15432982023-03-15 00:45:232600:4040:b5xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport

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