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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
20640452025-11-18 10:59:2038.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20600882025-11-11 09:51:4338.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20547512025-10-28 07:37:0238.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20506252025-10-21 06:29:2838.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20463732025-10-14 05:22:0138.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20425052025-10-07 04:14:3238.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20388162025-09-30 03:06:5938.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20346622025-09-23 01:59:2638.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20306822025-09-16 00:51:5038.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20265942025-09-08 23:44:1438.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20226042025-09-01 22:36:3938.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20225642025-09-01 21:54:0838.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20225472025-09-01 21:31:3438.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20225382025-09-01 21:20:1938.12.19.x/24400619usa (United States)yesblockedblockednoneReport
20225362025-09-01 21:19:0238.12.19.x/24400619usa (United States)yesblockedblockednoneReport

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