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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
20258182025-09-07 17:24:37131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
20258152025-09-07 17:20:55131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
20258082025-09-07 17:13:27131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
20258062025-09-07 17:08:52131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
20258032025-09-07 17:05:01131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
20258022025-09-07 17:00:34131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
19639222025-05-19 18:32:24131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
19638732025-05-19 17:34:55131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
19638372025-05-19 16:28:18131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
19621102025-05-16 12:45:07131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
19573862025-05-09 11:37:28131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
19535972025-05-02 10:29:39131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
19498942025-04-25 09:22:16131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
19381102025-04-02 18:45:52131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
19365262025-03-31 02:18:32131.72.171.x/24269918ven (Venezuela)noblockedreceived/9Report
18130082024-08-15 02:17:45131.72.171.x/24269918ven (Venezuela)yesrewrittenreceivednoneReport

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