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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
16522942023-10-10 08:05:382001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
16505662023-10-06 17:01:262001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
16064162023-07-14 14:35:452001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
16061502023-07-14 03:02:042001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
8022532019-12-06 05:58:092001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
7600272019-09-30 05:32:022001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
7121472019-07-09 08:46:352001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
6125782019-01-25 08:13:302001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
5804582018-11-30 09:27:022001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
5745712018-11-19 16:01:132001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
5623502018-10-30 02:43:532001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
4829242018-06-12 10:00:592001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
4771102018-06-02 03:24:482001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
4733362018-05-27 03:51:002001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report
4047872018-02-05 10:18:322001:240:24xx::/402497 (IIJ)jpn (Japan)noblockedblocked/64Report

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