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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
17240912024-02-26 06:29:43150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
17240582024-02-26 04:20:37150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
17240302024-02-26 03:11:00150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
17129112024-02-03 12:20:53150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
17121622024-02-01 23:07:02150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
15013112022-12-28 07:36:27150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14997362022-12-25 00:38:53150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14956562022-12-17 05:12:48150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14812412022-11-19 06:51:11150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14771822022-11-12 09:24:36150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14770962022-11-12 05:52:30150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14770832022-11-12 05:08:08150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14715052022-11-05 00:02:48150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14705282022-11-03 15:03:15150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14702142022-11-03 08:51:03150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14682382022-10-30 23:59:45150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14545092022-10-10 13:45:43150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14542892022-10-10 07:01:05150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14494972022-10-01 08:56:52150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14493082022-09-30 21:42:41150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14467512022-09-24 18:01:28150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14416402022-09-16 09:38:48150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14382102022-09-10 23:45:33150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
14381772022-09-10 21:30:50150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
13389542022-03-31 04:33:21150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
13332932022-03-23 15:46:22150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
13246192022-03-14 08:18:25150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
13220092022-03-09 10:22:33150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
13209642022-03-07 14:29:21150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
13202992022-03-06 08:12:10150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
13181292022-03-02 09:02:32150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
13167012022-02-27 14:26:34150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
13164182022-02-26 21:39:19150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
12815272021-12-30 13:13:31150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
12792342021-12-26 01:45:13150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
12788532021-12-24 22:13:08150.31.26.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport

All results shown
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