Logo

Recent tests

| Spoofer Project Page   Download Client Software   FAQ   API   Notifications   |
| Data:    Stats Summary   Recent Tests   Remediation   Results by AS   Results by Country  Results by Provider  |
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
20304912025-09-15 19:26:302600:1017:b4xx::/406167 (CELLCO-PART)usa (United States)nounknownunknownnoneReport
8556332020-03-05 14:56:402600:1017:b4xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
8476072020-02-24 18:33:252600:1017:b4xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
7668712019-10-10 14:10:432600:1017:b4xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4520512018-04-24 14:18:222600:1017:b4xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4410372018-04-06 17:35:072600:1017:b4xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
1726822017-03-26 16:32:222600:1017:b4xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report

All results shown
Last Modified