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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
21076282026-02-05 04:15:01202.213.127.x/247668 (HTCN)jpn (Japan)yesblockedblockednoneReport
21075572026-02-05 01:10:00114.164.191.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
21071822026-02-04 14:42:01182.249.20.x/242516 (KDDI)jpn (Japan)yesrewrittenrewrittennoneReport
21068212026-02-04 01:40:35113.213.241.x/2410013 (FBDC)jpn (Japan)yesrewrittenrewrittennoneReport
21065642026-02-03 15:17:56219.104.131.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
21065642026-02-03 15:17:56240d:f:3xx::/402527 (So-net)jpn (Japan)noblockedblocked/56Report
21057852026-02-02 12:46:46219.104.165.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
21057742026-02-02 12:25:3960.32.13.x/244713 (OCN)jpn (Japan)yesblockedblocked/29Report
21057742026-02-02 12:25:392400:4114:4xx::/404713 (OCN)jpn (Japan)noblockedblocked/48Report
21056532026-02-02 06:20:35202.216.78.x/242907 (SINET-AS)jpn (Japan)yesblockedblocked/24Report
21056482026-02-02 05:52:412406:2d40:69xx::/4014593 (SPACEX-STARLINK)jpn (Japan)noblockedblocked/56Report
21056462026-02-02 05:47:58202.216.78.x/242907 (SINET-AS)jpn (Japan)yesblockedblocked/24Report
21056422026-02-02 05:36:03202.216.78.x/242907 (SINET-AS)jpn (Japan)yesblockedblocked/24Report
21055752026-02-02 01:57:57210.146.65.x/242907 (SINET-AS)jpn (Japan)yesblockedblockednoneReport
21053712026-02-01 12:17:44202.224.76.x/249374 (EDION)jpn (Japan)yesunknownunknownnoneReport
21053212026-02-01 09:28:13203.139.58.x/244725 (ODN)jpn (Japan)yesrewrittenrewrittennoneReport
21052862026-02-01 07:15:5358.91.5.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
21047672026-01-31 04:16:25217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
21045592026-01-30 18:24:48113.157.238.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
21041902026-01-30 01:23:49131.147.247.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
21041902026-01-30 01:23:49240d:1a:6xx::/402527 (So-net)jpn (Japan)noblockedblocked/56Report
21037632026-01-29 11:16:40217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
21035692026-01-29 03:07:44202.213.127.x/247668 (HTCN)jpn (Japan)yesblockedblockednoneReport
21035112026-01-29 00:02:04114.164.191.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
21030042026-01-28 05:51:4859.132.142.x/242516 (KDDI)jpn (Japan)yesrewrittenrewrittennoneReport
21030032026-01-28 05:48:3859.132.142.x/242516 (KDDI)jpn (Japan)yesrewrittenrewrittennoneReport
21029822026-01-28 04:41:30131.147.247.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
21029822026-01-28 04:41:30240d:1a:6xx::/402527 (So-net)jpn (Japan)noblockedblocked/56Report
21026262026-01-27 15:10:17219.104.131.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
21023832026-01-27 06:34:57113.213.241.x/2410013 (FBDC)jpn (Japan)yesrewrittenrewrittennoneReport
21018832026-01-26 15:17:33219.104.131.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
21018772026-01-26 15:05:43219.104.131.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
21018732026-01-26 14:59:22219.104.131.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
21017272026-01-26 11:17:1760.32.13.x/244713 (OCN)jpn (Japan)yesblockedblocked/29Report
21017272026-01-26 11:17:172400:4114:4xx::/404713 (OCN)jpn (Japan)noblockedblocked/48Report
21017032026-01-26 09:39:05219.104.165.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
21016362026-01-26 05:14:23202.216.78.x/242907 (SINET-AS)jpn (Japan)yesblockedblocked/24Report
21016362026-01-26 05:14:232400:4114:4xx::/404713 (OCN)jpn (Japan)noblockedblocked/48Report
21013542026-01-25 11:10:19202.224.76.x/249374 (EDION)jpn (Japan)yesunknownunknownnoneReport
21008312026-01-24 07:11:40217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
21008172026-01-24 06:29:37217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
21008092026-01-24 06:07:36217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
21008052026-01-24 05:55:34217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
21007202026-01-23 23:56:112406:2d40:69xx::/4014593 (SPACEX-STARLINK)jpn (Japan)noblockedblocked/56Report
21005522026-01-23 17:17:35113.157.238.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
21003312026-01-23 09:20:09180.24.39.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
21003172026-01-23 08:50:35153.250.59.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
20996162026-01-22 02:01:07202.213.127.x/247668 (HTCN)jpn (Japan)yesblockedblockednoneReport
20996022026-01-22 01:18:10114.164.191.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
20993082026-01-21 15:39:4014.12.144.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
20989842026-01-21 05:21:35114.51.25.x/2417676 (GIGAINFRA)jpn (Japan)yesblockedblockednoneReport
20989842026-01-21 05:21:352409:251:15xx::/4055392 (MF-NATIVE6-W)jpn (Japan)noblockedblocked/64Report
20989492026-01-21 03:12:05117.102.183.x/242514 (InfoSphere)jpn (Japan)yesrewrittenrewrittennoneReport
20989492026-01-21 03:12:052409:251:15xx::/4055392 (MF-NATIVE6-W)jpn (Japan)noblockedblocked/64Report
20983482026-01-20 00:54:23113.213.241.x/2410013 (FBDC)jpn (Japan)yesrewrittenrewrittennoneReport
20978592026-01-19 10:45:25113.213.241.x/2410013 (FBDC)jpn (Japan)yesrewrittenrewrittennoneReport
20978062026-01-19 08:32:27219.104.165.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
20976722026-01-19 01:52:43210.146.65.x/242907 (SINET-AS)jpn (Japan)yesblockedblockednoneReport
20973302026-01-18 10:02:36202.224.76.x/249374 (EDION)jpn (Japan)yesunknownunknownnoneReport
20973042026-01-18 08:39:36217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20972982026-01-18 08:17:36217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20972932026-01-18 08:05:34217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20967802026-01-17 09:08:47217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20967692026-01-17 08:26:45217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20967582026-01-17 08:04:44217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20967542026-01-17 07:52:43217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20964052026-01-16 16:10:26113.157.238.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
20963982026-01-16 15:55:41219.104.131.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
20961782026-01-16 08:00:2236.240.76.x/2417676 (GIGAINFRA)jpn (Japan)yesblockedblockednoneReport
20961782026-01-16 08:00:222400:2200:9xx::/4017676 (GIGAINFRA)jpn (Japan)nounknownunknownnoneReport
20961082026-01-16 03:50:3536.240.76.x/2417676 (GIGAINFRA)jpn (Japan)yesblockedblockednoneReport
20961082026-01-16 03:50:352400:2200:9xx::/4017676 (GIGAINFRA)jpn (Japan)nounknownunknownnoneReport
20960812026-01-16 02:12:012406:2d40:69xx::/4014593 (SPACEX-STARLINK)jpn (Japan)noblockedblocked/56Report
20957362026-01-15 13:01:3960.32.13.x/244713 (OCN)jpn (Japan)yesblockedblocked/29Report
20957362026-01-15 13:01:392400:4114:4xx::/404713 (OCN)jpn (Japan)noblockedblocked/48Report
20955592026-01-15 03:55:4336.240.77.x/2417676 (GIGAINFRA)jpn (Japan)yesblockedblockednoneReport
20955592026-01-15 03:55:432400:2200:9xx::/4017676 (GIGAINFRA)jpn (Japan)nounknownunknownnoneReport
20954982026-01-15 00:53:33202.213.127.x/247668 (HTCN)jpn (Japan)yesblockedblockednoneReport
20954932026-01-15 00:46:0936.240.77.x/2417676 (GIGAINFRA)jpn (Japan)yesblockedblockednoneReport
20954932026-01-15 00:46:092400:2200:9xx::/4017676 (GIGAINFRA)jpn (Japan)nounknownunknownnoneReport
20954782026-01-15 00:10:09114.164.191.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
20949962026-01-14 05:05:5436.240.77.x/2417676 (GIGAINFRA)jpn (Japan)yesblockedblockednoneReport
20949962026-01-14 05:05:542400:2200:9xx::/4017676 (GIGAINFRA)jpn (Japan)nounknownunknownnoneReport
20949822026-01-14 04:44:0661.114.211.x/244685 (ASAHI-NET)jpn (Japan)yesrewrittenrewrittennoneReport
20949822026-01-14 04:44:062405:6583:92xx::/404685 (ASAHI-NET)jpn (Japan)noblockedblockednoneReport
20942832026-01-13 01:15:29131.147.247.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
20942832026-01-13 01:15:29240d:1a:6xx::/402527 (So-net)jpn (Japan)noblockedblocked/56Report
20942812026-01-13 01:10:39114.164.191.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
20937342026-01-12 10:01:41217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20937212026-01-12 09:19:37217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20937082026-01-12 08:57:34217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20937032026-01-12 08:45:32217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20933302026-01-11 12:56:42219.104.165.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
20932622026-01-11 08:55:12202.224.76.x/249374 (EDION)jpn (Japan)yesunknownunknownnoneReport
20931432026-01-11 03:01:47217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20931312026-01-11 02:19:40217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20931252026-01-11 01:57:40217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20931212026-01-11 01:45:40217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20931022026-01-11 00:24:1858.13.130.x/2417506 (UCOM)jpn (Japan)yesrewrittenrewrittennoneReport
20929182026-01-10 13:10:52217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20929012026-01-10 12:28:49217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20928942026-01-10 12:06:48217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20928872026-01-10 11:54:43217.178.16.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
20927592026-01-10 01:51:5349.239.66.x/242497 (IIJ)jpn (Japan)yesrewrittenrewrittennoneReport
20926472026-01-09 20:57:24202.213.127.x/247668 (HTCN)jpn (Japan)yesblockedblockednoneReport
20924722026-01-09 15:03:16113.157.238.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
20924602026-01-09 14:44:15219.104.131.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
20922212026-01-09 01:40:46113.213.241.x/2410013 (FBDC)jpn (Japan)yesrewrittenrewrittennoneReport
20920252026-01-08 16:37:37219.104.131.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
20917852026-01-08 06:24:26131.147.247.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
20917852026-01-08 06:24:26240d:1a:6xx::/402527 (So-net)jpn (Japan)noblockedblocked/56Report
20915182026-01-07 16:54:24219.104.131.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
20915072026-01-07 16:42:34219.104.131.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
20913042026-01-07 09:45:252406:2d40:69xx::/4014593 (SPACEX-STARLINK)jpn (Japan)noblockedblocked/56Report
20906722026-01-06 12:17:0260.32.13.x/244713 (OCN)jpn (Japan)yesblockedblocked/29Report
20906722026-01-06 12:17:022400:4114:4xx::/404713 (OCN)jpn (Japan)noblockedblocked/48Report
20903692026-01-06 00:02:30114.164.191.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
20899892026-01-05 14:47:11219.104.131.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport

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