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
6365842019-03-06 20:18:51163.253.52.x/2413436 (INTERNET2-CONF)usa (United States)yesblockedblockednoneReport
4606992018-05-07 20:46:18163.253.52.x/2413436 (INTERNET2-CONF)usa (United States)noblockedblocked/21Report
4605742018-05-07 16:53:54163.253.52.x/2413436 (INTERNET2-CONF)usa (United States)noblockedblocked/21Report
4605682018-05-07 16:44:59163.253.52.x/2413436 (INTERNET2-CONF)usa (United States)noblockedblocked/21Report
4605242018-05-07 15:38:59163.253.52.x/2413436 (INTERNET2-CONF)usa (United States)noblockedblocked/21Report
4595792018-05-06 04:18:02163.253.52.x/2413436 (INTERNET2-CONF)usa (United States)noblockedblocked/21Report
3357252017-10-16 23:28:14163.253.52.x/2413436 (INTERNET2-CONF)usa (United States)nounknownunknownnoneReport
3355352017-10-16 16:41:07163.253.52.x/2413436 (INTERNET2-CONF)usa (United States)noblockedblockednoneReport

All results shown
Last Modified